gurcu | d71329c78c704ee9cc7133761b5e738a315e7eb784e348d7743a8a7366724e9f

Resubmissions

10-04-2024 02:38

240410-c4pceacb24 10

10-04-2024 02:37

10-04-2024 02:37

10-04-2024 02:37

14-10-2023 01:31

Analysis

max time kernel
1563s
max time network
1564s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
10-04-2024 02:38

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Report Analysis Logs

General

Target

k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Size

339KB
MD5

1cab66a5c15f97f040fb23d354d04a9c
SHA1

f0dbebd22b2c7bfedbefa4435b345c58416f9448
SHA256

d71329c78c704ee9cc7133761b5e738a315e7eb784e348d7743a8a7366724e9f
SHA512

a5508a75a0a7c747cc50fe8284b9097e1cb9ae83bd7e80553ffa875a6d07d6eec7fc18f66a0a328aa0614c26642d884bfe152e6c09a11eeb0d64f6be66064eab
SSDEEP

3072:gdrpN/JlLKd5hkad0lk0vGJGMlngDBXrkhamyeFykt9sxc8eTRLUvenjLM/zNlgl:0UGPUvva+lxXY6uXAJMI9bAV0D

Score

10^/10

gurcu collection spyware stealer

Malware Config

Extracted

Family

gurcu

https://api.telegram.org/bot6193093056:AAHzyNGUGS9aUG6CCx6ENLoXpCFLzEQywIQ/sendMessage?chat_id=1098292643

Signatures

Gurcu, WhiteSnake
Gurcu is a malware stealer written in C#.
stealer gurcu

Deletes itself 1 IoCs

pid	Process
2876	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2664	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
1544	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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 Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
14	ip-api.com
136	ip-api.com

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2652	schtasks.exe

Modifies system certificate store 2 TTPs 10 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B1BC968BD4F49D622AA89A81F2150152A41D829C	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B1BC968BD4F49D622AA89A81F2150152A41D829C\Blob = 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	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2260	PING.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2416	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Token: SeDebugPrivilege	2664	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
Token: SeDebugPrivilege	1544	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2876	2416	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe	28
PID 2416 wrote to memory of 2876	2416	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe	28
PID 2416 wrote to memory of 2876	2416	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe	28
PID 2876 wrote to memory of 2276	2876	cmd.exe	30
PID 2876 wrote to memory of 2276	2876	cmd.exe	30
PID 2876 wrote to memory of 2276	2876	cmd.exe	30
PID 2876 wrote to memory of 2260	2876	cmd.exe	31
PID 2876 wrote to memory of 2260	2876	cmd.exe	31
PID 2876 wrote to memory of 2260	2876	cmd.exe	31
PID 2876 wrote to memory of 2652	2876	cmd.exe	32
PID 2876 wrote to memory of 2652	2876	cmd.exe	32
PID 2876 wrote to memory of 2652	2876	cmd.exe	32
PID 2876 wrote to memory of 2664	2876	cmd.exe	33
PID 2876 wrote to memory of 2664	2876	cmd.exe	33
PID 2876 wrote to memory of 2664	2876	cmd.exe	33
PID 2664 wrote to memory of 1488	2664	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe	35
PID 2664 wrote to memory of 1488	2664	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe	35
PID 2664 wrote to memory of 1488	2664	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe	35
PID 632 wrote to memory of 1544	632	taskeng.exe	37
PID 632 wrote to memory of 1544	632	taskeng.exe	37
PID 632 wrote to memory of 1544	632	taskeng.exe	37
PID 1544 wrote to memory of 2716	1544	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe	38
PID 1544 wrote to memory of 2716	1544	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe	38
PID 1544 wrote to memory of 2716	1544	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe	38

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe

C:\Users\Admin\AppData\Local\Temp\k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
"C:\Users\Admin\AppData\Local\Temp\k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C chcp 65001 && ping 127.0.0.1 && schtasks /create /tn "k2fef4820980d3c2c1f2cce2f95e94f5e1c18" /sc MINUTE /tr "C:\Users\Admin\AppData\Local\TeamViewer\k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe" /rl HIGHEST /f && DEL /F /S /Q /A "C:\Users\Admin\AppData\Local\Temp\k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe" &&START "" "C:\Users\Admin\AppData\Local\TeamViewer\k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2876
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:2276
- - C:\Windows\system32\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2260
- - C:\Windows\system32\schtasks.exe
    schtasks /create /tn "k2fef4820980d3c2c1f2cce2f95e94f5e1c18" /sc MINUTE /tr "C:\Users\Admin\AppData\Local\TeamViewer\k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe" /rl HIGHEST /f
    3⤵
    - Creates scheduled task(s)
    PID:2652
- - C:\Users\Admin\AppData\Local\TeamViewer\k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
    "C:\Users\Admin\AppData\Local\TeamViewer\k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Modifies system certificate store
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2664
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2664 -s 4136
      4⤵
      PID:1488

C:\Windows\system32\taskeng.exe
taskeng.exe {D4FE05C8-951E-46FF-931E-74D251AAC2ED} S-1-5-21-3627615824-4061627003-3019543961-1000:SCFGBRBT\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:632
- C:\Users\Admin\AppData\Local\TeamViewer\k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
  C:\Users\Admin\AppData\Local\TeamViewer\k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe
  2⤵
  - Executes dropped EXE
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:1544
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 1544 -s 2640
    3⤵
    PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

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

Filesize
344B

MD5
a996cfa30766406176ec46db34ece5de

SHA1
92dd8692c6c94daf60ff66a09f9585498ab87bce

SHA256
dc6f03b352001660de7b87d91f12909cbf4d2226c6c7f0abbb39ea141b37e370

SHA512
5cac28cd861c14ebb2a86d804b45662ae8b6ecc853af2682ee93576863f0c5248d5f582c4956d6a3f8261f003655faa479d699e5212a2015da061d1cf22ee951

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

Filesize
344B

MD5
03882d0ac2b64bc415fa830247717ffe

SHA1
a7b4d54c98be67fca29025b38378ad2e6172e747

SHA256
084b0f81cb3d2763ac50d6b6c2fc872d528a46aabf3620c88ad9175ea4694d6e

SHA512
6b41b3216713df100820188007e750af5230afca994af44a4ad68d3642e5be195c9925c7aeca0b87272821212e5b8101549cf3491cc481b2c5315acbabafa728

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

Filesize
344B

MD5
20be7123e5cd6e97591825711654a366

SHA1
33407d0af1b6be9665c5d70699ef47bf32563cb5

SHA256
e08076cbe75c1ccfc2437b1b785c965197b5c27e9aa833711f218e302bf25724

SHA512
41b0e8f0aa2b36241fec30a6b6d7d667d713366ce3f752add6fccdc77ba89dc559febba8654880e7ea6900d03d68414311a3e3cd6521017aeb5c5ea3ab097237

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

Filesize
344B

MD5
8c886a59c6f6ded825da25d56c56bcd5

SHA1
f4555536c7bee480862d1e95032b69b525e7330d

SHA256
fb7ca4197f6b82d00199c10a0a506e7e57fd1ee3e1d70f75bbb5488a1673979e

SHA512
620aa2baccb3609abd9d16a8995f63fe24aad0587f79c2d493bbebe7596da83dc37091aff4442b60166b87faa81e16f35e8dd615a850ec6859727c1a3863b79b

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

Filesize
344B

MD5
2b3782ee937c32400971150353a88113

SHA1
d6a8ab1eaf8a09a3ac1e171494c8f9f63b025f4c

SHA256
e20cb1d02ec76d413a7e2617bdff76f3c03b513650ffab7b5602e00acca86acf

SHA512
15c9ec4b18704ca7735d2371b25ff92bdbd02660919fc9c70b5ad750de8a76d22e13a4144b52ec36ed39e2a63fb013f0f713794a8cd2a844151bb46af64ae8da

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

Filesize
344B

MD5
c9900f31e16252a247341b1b9a5b2c9c

SHA1
cf339300d73d63a427f0ec5758e147f3ab76be46

SHA256
dc92121f4bbc8fb5938273e3125c41b2bfc83d78e1cb1a226d045fd3398f847f

SHA512
a6318a2acbb4844a2d73c5599ff97e3b3155b1df6fd4200b5b82def440204ac6ae57e7e4cf0ba903ef0b8d488b24a5982321d93be3c6e566fb96a75fae597ee3

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

Filesize
344B

MD5
59434368c96202909512536b6bade07d

SHA1
e16d1687e69c157c11c0a7f786ffc0b5942556a2

SHA256
23dd1d865ba33c71abb070fc336f9d26b30c4897cf4e939345493a86f46741f2

SHA512
9e1cec3bebb0e93497659bffb3803d696984aead6b0eff0e5c28c9210c18496c7e0ec50e3cec203915d0f94576e23fa855eaf74e6863210b1a4cc01220940163

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

Filesize
344B

MD5
420fd8e653a77898d234408bcd100e89

SHA1
4ac7849a117d637d98a2c42cad7a6e20ba24bc61

SHA256
21b715750b58c7e96ae44c6dd4a8e5977439bc2b1fd1ff4e22a8f5f585040920

SHA512
ed6ef27d8f4d5bb229dc5b45d5249eb2c04f3194788fbef9969f4396b8f1d7e814b023114ced9409f23ae21fd391a49e71e5d4ff46da626da2689fa31e975be6

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

Filesize
344B

MD5
710f0693502e97c0bab6ab76b271ffe9

SHA1
59e96806e811bc17e1b013c05b15be5206b7a81b

SHA256
72485dd61ac1c2bce59a6355c4c8b3ca1626829a8ba0133dfc2abcfb55e35e5e

SHA512
9480f8555fb642bcd0d1dc23ea1e13fb8b841ff4eba8dd7b95e4d90fc26dadef9fecd7135674bdbf7cd13955ae29b12a31fbecfff436b8aef0d22fd6660467f7

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

Filesize
344B

MD5
74f3b011ffec80959e986db7d782b0f6

SHA1
962996da106ba5e7fe8c147a094df9c36a0c7d3a

SHA256
69870792a9f5a37dc53d7bf1ea8759f6567ac0e21a02a9f51cf5d1b426de8b38

SHA512
d68ec79bc13ac9ed285362a6babcd975ca62dbdfe57aa4ffb14bbed6fe1238f74a722b32d1e725db6e85111082bd57bf3e80df7fadffe5feea132e2315e6dba2

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
f74b0ae77bb3bca9ed0396bc452db9af

SHA1
19c169ed9552591a60789f2db3b14b78f292241f

SHA256
879122ac7792966acee6087a46aa0ba5388fd7ca090a894b326560b27eb05d03

SHA512
1bb7a05004b91bf23cf796f91ea62925ff477644e6bdc111ef4c4153a55641c61f0dfccd4f20c8b58f716b89545e68739a0cd253b42bd8f32fa8566296d02ff7

Download Submit
C:\Users\Admin\AppData\Local\TeamViewer\k2fef4820980d3c2c1f2cce2f95e94f5e1c18.exe

Filesize
339KB

MD5
1cab66a5c15f97f040fb23d354d04a9c

SHA1
f0dbebd22b2c7bfedbefa4435b345c58416f9448

SHA256
d71329c78c704ee9cc7133761b5e738a315e7eb784e348d7743a8a7366724e9f

SHA512
a5508a75a0a7c747cc50fe8284b9097e1cb9ae83bd7e80553ffa875a6d07d6eec7fc18f66a0a328aa0614c26642d884bfe152e6c09a11eeb0d64f6be66064eab

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab1ED7.tmp

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1F0D.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
C:\Users\Admin\AppData\Local\lcybndk48g\port.dat

Filesize
4B

MD5
ae3f58a127f6c1f12c4942432d1f246a

SHA1
2746072afbcd8668ddca24f8898168ab16b6142d

SHA256
31c90b860ef80dd90b19bc418bdd941b42c0e9a41fcb6b3deae33f5a568fb1a5

SHA512
4c21428f5185dfefa198c19dadea4ae95685e4ccd25b7afd3a4ea32e1422fa803af7bcafd3abafe258ec161b26faebc5e6c12d9c6c3e0babf069895411649ec9

Download Submit
memory/1544-797-0x000007FEF5090000-0x000007FEF5A7C000-memory.dmp

Filesize
9.9MB

Download
memory/1544-866-0x000007FEF5090000-0x000007FEF5A7C000-memory.dmp

Filesize
9.9MB

Download
memory/1544-867-0x000000001AFB0000-0x000000001B030000-memory.dmp

Filesize
512KB

Download
memory/2416-0-0x0000000000180000-0x00000000001DC000-memory.dmp

Filesize
368KB

Download
memory/2416-5-0x000007FEF5A80000-0x000007FEF646C000-memory.dmp

Filesize
9.9MB

Download
memory/2416-2-0x00000000020A0000-0x0000000002120000-memory.dmp

Filesize
512KB

Download
memory/2416-1-0x000007FEF5A80000-0x000007FEF646C000-memory.dmp

Filesize
9.9MB

Download
memory/2664-11-0x000000001B360000-0x000000001B3E0000-memory.dmp

Filesize
512KB

Download
memory/2664-9-0x0000000001040000-0x000000000109C000-memory.dmp

Filesize
368KB

Download
memory/2664-794-0x000007FEF5090000-0x000007FEF5A7C000-memory.dmp

Filesize
9.9MB

Download
memory/2664-795-0x000000001B360000-0x000000001B3E0000-memory.dmp

Filesize
512KB

Download
memory/2664-10-0x000007FEF5090000-0x000007FEF5A7C000-memory.dmp

Filesize
9.9MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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