lumma | 5756eb17961a1facf1f1c972dde0185932f10f7e7a6b3e756ac785418887eb26

Analysis

max time kernel
147s
max time network
154s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-09-2024 19:15

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General

Target

file.exe
Size

282KB
MD5

5dd74b81e1e9f3ab155e1603a2fa793b
SHA1

653cdaf8617c7fdec6f39db3334e858bec9a2d66
SHA256

5756eb17961a1facf1f1c972dde0185932f10f7e7a6b3e756ac785418887eb26
SHA512

9017f6797f998423e3cd88dcf1086f6e555797a9e6414ffd714dcb394cfd3f2b2fb5432c9ba38792021b5ba9e421454385f509c9363cedb7d3ac5919f66035fa
SSDEEP

6144:kpKO3JjtQLCz0sVHReGoBtSTMv+ONYwjBv8ncRoHvYpUTl/KF//sEO:kvLVVBUt8Mv+ejBv8cGzTVKdsEO

Score

10^/10

lumma stealc vidar default credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

https://t.me/edm0d

https://steamcommunity.com/profiles/76561199768374681

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0

Extracted

Family

stealc

Botnet

default

http://46.8.231.109

Attributes

url_path
/c4754d4f680ead72.php

Extracted

Family

lumma

https://grassemenwji.shop/api

https://preachstrwnwjw.shop/api

https://complainnykso.shop/api

https://basedsymsotp.shop/api

https://stitchmiscpaew.shop/api

https://commisionipwn.shop/api

Signatures

Detect Vidar Stealer 15 IoCs

stealer

resource	yara_rule
behavioral1/memory/2700-16-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-8-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/3044-14-0x00000000020E0000-0x00000000040E0000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-9-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-7-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-18-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-13-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-160-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-179-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-213-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-232-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-363-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-424-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-443-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/2700-444-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Stealc
Stealc is an infostealer written in C++.
stealer stealc
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
2748	CFIEHCFIEC.exe
1416	BFBGHDGCFH.exe
3012	AFIEGCAECG.exe

Loads dropped DLL 14 IoCs

pid	Process
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3044 set thread context of 2700	3044	file.exe	31
PID 2748 set thread context of 712	2748	CFIEHCFIEC.exe	36
PID 1416 set thread context of 1652	1416	BFBGHDGCFH.exe	39
PID 3012 set thread context of 2840	3012	AFIEGCAECG.exe	42

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AFIEGCAECG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CFIEHCFIEC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BFBGHDGCFH.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	RegAsm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	RegAsm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe

Modifies system certificate store 2 TTPs 8 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	RegAsm.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	RegAsm.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	RegAsm.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	RegAsm.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	RegAsm.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 0f0000000100000014000000e35ef08d884f0a0ade2f75e96301ce6230f213a8090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b060105050703085300000001000000230000003021301f06096086480186fd6c020130123010060a2b0601040182373c0101030200c0140000000100000014000000b13ec36903f8bf4701d498261a0802ef63642bc30b00000001000000120000004400690067006900430065007200740000001d00000001000000100000008f76b981d528ad4770088245e2031b630300000001000000140000005fb7ee0633e259dbad0c4c9ae6d38f1a61c7dc252000000001000000c9030000308203c5308202ada003020102021002ac5c266a0b409b8f0b79f2ae462577300d06092a864886f70d0101050500306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f74204341301e170d3036313131303030303030305a170d3331313131303030303030305a306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f7420434130820122300d06092a864886f70d01010105000382010f003082010a0282010100c6cce573e6fbd4bbe52d2d32a6dfe5813fc9cd2549b6712ac3d5943467a20a1cb05f69a640b1c4b7b28fd098a4a941593ad3dc94d63cdb7438a44acc4d2582f74aa5531238eef3496d71917e63b6aba65fc3a484f84f6251bef8c5ecdb3892e306e508910cc4284155fbcb5a89157e71e835bf4d72093dbe3a38505b77311b8db3c724459aa7ac6d00145a04b7ba13eb510a984141224e656187814150a6795c89de194a57d52ee65d1c532c7e98cd1a0616a46873d03404135ca171d35a7c55db5e64e13787305604e511b4298012f1793988a202117c2766b788b778f2ca0aa838ab0a64c2bf665d9584c1a1251e875d1a500b2012cc41bb6e0b5138b84bcb0203010001a3633061300e0603551d0f0101ff040403020186300f0603551d130101ff040530030101ff301d0603551d0e04160414b13ec36903f8bf4701d498261a0802ef63642bc3301f0603551d23041830168014b13ec36903f8bf4701d498261a0802ef63642bc3300d06092a864886f70d010105050003820101001c1a0697dcd79c9f3c886606085721db2147f82a67aabf183276401057c18af37ad911658e35fa9efc45b59ed94c314bb891e8432c8eb378cedbe3537971d6e5219401da55879a2464f68a66ccde9c37cda834b1699b23c89e78222b7043e35547316119ef58c5852f4e30f6a0311623c8e7e2651633cbbf1a1ba03df8ca5e8b318b6008892d0c065c52b7c4f90a98d1155f9f12be7c366338bd44a47fe4262b0ac497690de98ce2c01057b8c876129155f24869d8bc2a025b0f44d42031dbf4ba70265d90609ebc4b17092fb4cb1e4368c90727c1d25cf7ea21b968129c3c9cbf9efc805c9b63cdec47aa252767a037f300827d54d7a9f8e92e13a377e81f4a	RegAsm.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	RegAsm.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
2700	RegAsm.exe
1652	RegAsm.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 3044 wrote to memory of 2700	3044	file.exe	31
PID 2700 wrote to memory of 2748	2700	RegAsm.exe	34
PID 2700 wrote to memory of 2748	2700	RegAsm.exe	34
PID 2700 wrote to memory of 2748	2700	RegAsm.exe	34
PID 2700 wrote to memory of 2748	2700	RegAsm.exe	34
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2748 wrote to memory of 712	2748	CFIEHCFIEC.exe	36
PID 2700 wrote to memory of 1416	2700	RegAsm.exe	37
PID 2700 wrote to memory of 1416	2700	RegAsm.exe	37
PID 2700 wrote to memory of 1416	2700	RegAsm.exe	37
PID 2700 wrote to memory of 1416	2700	RegAsm.exe	37
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 1416 wrote to memory of 1652	1416	BFBGHDGCFH.exe	39
PID 2700 wrote to memory of 3012	2700	RegAsm.exe	40
PID 2700 wrote to memory of 3012	2700	RegAsm.exe	40
PID 2700 wrote to memory of 3012	2700	RegAsm.exe	40
PID 2700 wrote to memory of 3012	2700	RegAsm.exe	40
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42
PID 3012 wrote to memory of 2840	3012	AFIEGCAECG.exe	42

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\ProgramData\CFIEHCFIEC.exe
    "C:\ProgramData\CFIEHCFIEC.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2748
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Modifies system certificate store
      PID:712
- - C:\ProgramData\BFBGHDGCFH.exe
    "C:\ProgramData\BFBGHDGCFH.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1416
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      PID:1652
- - C:\ProgramData\AFIEGCAECG.exe
    "C:\ProgramData\AFIEGCAECG.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3012
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      System Location Discovery: System Language Discovery
      PID:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
138aef15e89b4c070e95dae36dce9fc9

SHA1
30624bf4653f3c09218e9830f0e394ce1c8caf5c

SHA256
4981a17b828df82a16693f418c20f9acadb77cd811a45ffb961d4d629a3f9b99

SHA512
62cbf3788d79fae42fa4e7c702519f7ac98d115fdbc9916571b6636c7a68adfed2972052afa84b753db0d6a8686332b5db31bce9e6c6de2c32943f05dd4ce5e2

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
c92d4a8cca4925e5106c2bacfee6699c

SHA1
7e5f1475b5419a1396aa1e08d6f85d7d29fcda1a

SHA256
3c8ea4e002e78c5c91e0139e17382562fe27e18ad5989717bd28da9bf5fae37e

SHA512
04b5fe8cb7a78fed4815ded70caa35b5a9d2cf73e6191e6baced63b284e773573618a20c86d495aa2cf9d4dbeb655dee82c822069a42c5d4a57eef2726a8c958

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab1863.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1875.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\ProgramData\AFIEGCAECG.exe

Filesize
282KB

MD5
5dd74b81e1e9f3ab155e1603a2fa793b

SHA1
653cdaf8617c7fdec6f39db3334e858bec9a2d66

SHA256
5756eb17961a1facf1f1c972dde0185932f10f7e7a6b3e756ac785418887eb26

SHA512
9017f6797f998423e3cd88dcf1086f6e555797a9e6414ffd714dcb394cfd3f2b2fb5432c9ba38792021b5ba9e421454385f509c9363cedb7d3ac5919f66035fa

Download Submit
\ProgramData\BFBGHDGCFH.exe

Filesize
205KB

MD5
003978c8812e39ddb74bf9d5005cb028

SHA1
126f73c30469a1b7e9a04a670c35185b5df628bc

SHA256
06510b52e07e89b5781f4ee3c7b4d94ff84c03931b3d7d93224294860feaccf4

SHA512
7c0b7ec7dfe18f99cf850c80c3228f52537d5565b2950d4f0ef8cbbb7b19d1f5e2d128f3766dcede41711b4d3c5631c7f758dd61697b1e5978d596f98f54c31d

Download Submit
\ProgramData\CFIEHCFIEC.exe

Filesize
321KB

MD5
c54262d9605b19cd8d417ad7bc075c11

SHA1
4c99d7bf05ac22bed6007ea3db6104f2472601fd

SHA256
de3f08aad971888269c60afcf81dc61f2158ca08cd32c9f5dd400e07d1517b54

SHA512
9c3086190bcb6ac9dd1ce22e69cfaf814d4acb60140fbe9e0cb220216d068d17151cb79f8acf89567c9a7b93960479ce19ea7b86020d939f56d6fc24e4d29a3f

Download Submit
\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/712-550-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/712-551-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/712-555-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/712-566-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/712-548-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/712-568-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/712-552-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/712-549-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1416-623-0x00000000000E0000-0x0000000000118000-memory.dmp

Filesize
224KB

Download
memory/1652-651-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1652-636-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1652-650-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1652-640-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1652-647-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1652-646-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1652-638-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1652-644-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/1652-642-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2700-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2700-9-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-444-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-424-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-4-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-16-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-363-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-8-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-232-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-213-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-198-0x000000001DE20000-0x000000001E07F000-memory.dmp

Filesize
2.4MB

Download
memory/2700-179-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-160-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-443-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-5-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-7-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-13-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-6-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2700-18-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2748-543-0x000000007341E000-0x000000007341F000-memory.dmp

Filesize
4KB

Download
memory/2748-569-0x0000000073410000-0x0000000073AFE000-memory.dmp

Filesize
6.9MB

Download
memory/2748-547-0x0000000073410000-0x0000000073AFE000-memory.dmp

Filesize
6.9MB

Download
memory/2748-544-0x0000000000EE0000-0x0000000000F34000-memory.dmp

Filesize
336KB

Download
memory/3012-669-0x0000000001150000-0x000000000119A000-memory.dmp

Filesize
296KB

Download
memory/3044-19-0x0000000074B60000-0x000000007524E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-0-0x0000000074B6E000-0x0000000074B6F000-memory.dmp

Filesize
4KB

Download
memory/3044-10-0x0000000074B60000-0x000000007524E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-14-0x00000000020E0000-0x00000000040E0000-memory.dmp

Filesize
32.0MB

Download
memory/3044-1-0x0000000000AB0000-0x0000000000AFA000-memory.dmp

Filesize
296KB

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