Analysis
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max time kernel
146s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13-12-2024 15:22
Behavioral task
behavioral1
Sample
2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe
Resource
win7-20240903-en
windows7-x64
0 signatures
150 seconds
Behavioral task
behavioral2
Sample
2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe
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Size
14.2MB
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MD5
c31b7327783e94ba4d33daee19d13126
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SHA1
fe4c6ef4372800cb9344ea79089a886b9fc483bb
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SHA256
1ee7c8f4ec2d4fde0a8dcd33c6ec12e80479ce99e9b3efdb430a1d408487fc41
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SHA512
1c79aac263598034b8baca1b2031f8e126930cc869ee34fff692a96cf81a4c43b7b0b6017335b7dfcde33f222709dc6fa3f2198e7af107a185040d8b1b8da9a7
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SSDEEP
196608:jWJafoL/tUoTX4Zzbh1Yf0k7Ma/rkFlgdTaUrPPbdfw:jWsfm/2bh1lkSFCdTauZo
Score
10/10
Malware Config
Extracted
Family
skuld
C2
https://ptb.discord.com/api/webhooks/1258370606617985124/ZKzGvbPw4E_h8iy2cLQqE7gI1qxDBEoEg86CnrRPkpo0pHUo5LtTcCn_z5-QYIPGq-aI
Signatures
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Skuld family
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Realtek HD Audio Universal Service = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Protect\\SecurityHealthSystray.exe" 2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe -
Looks up external IP address via web service 5 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 14 api.ipify.org 18 ip-api.com 42 ip-api.com 2 api.ipify.org 3 api.ipify.org -
GoLang User-Agent 2 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 27 Go-http-client/1.1 HTTP User-Agent header 44 Go-http-client/1.1 -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B1BC968BD4F49D622AA89A81F2150152A41D829C 2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B1BC968BD4F49D622AA89A81F2150152A41D829C\Blob = 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 2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B1BC968BD4F49D622AA89A81F2150152A41D829C\Blob = 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 2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 4888 2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe Token: SeIncreaseQuotaPrivilege 4884 wmic.exe Token: SeSecurityPrivilege 4884 wmic.exe Token: SeTakeOwnershipPrivilege 4884 wmic.exe Token: SeLoadDriverPrivilege 4884 wmic.exe Token: SeSystemProfilePrivilege 4884 wmic.exe Token: SeSystemtimePrivilege 4884 wmic.exe Token: SeProfSingleProcessPrivilege 4884 wmic.exe Token: SeIncBasePriorityPrivilege 4884 wmic.exe Token: SeCreatePagefilePrivilege 4884 wmic.exe Token: SeBackupPrivilege 4884 wmic.exe Token: SeRestorePrivilege 4884 wmic.exe Token: SeShutdownPrivilege 4884 wmic.exe Token: SeDebugPrivilege 4884 wmic.exe Token: SeSystemEnvironmentPrivilege 4884 wmic.exe Token: SeRemoteShutdownPrivilege 4884 wmic.exe Token: SeUndockPrivilege 4884 wmic.exe Token: SeManageVolumePrivilege 4884 wmic.exe Token: 33 4884 wmic.exe Token: 34 4884 wmic.exe Token: 35 4884 wmic.exe Token: 36 4884 wmic.exe Token: SeIncreaseQuotaPrivilege 4884 wmic.exe Token: SeSecurityPrivilege 4884 wmic.exe Token: SeTakeOwnershipPrivilege 4884 wmic.exe Token: SeLoadDriverPrivilege 4884 wmic.exe Token: SeSystemProfilePrivilege 4884 wmic.exe Token: SeSystemtimePrivilege 4884 wmic.exe Token: SeProfSingleProcessPrivilege 4884 wmic.exe Token: SeIncBasePriorityPrivilege 4884 wmic.exe Token: SeCreatePagefilePrivilege 4884 wmic.exe Token: SeBackupPrivilege 4884 wmic.exe Token: SeRestorePrivilege 4884 wmic.exe Token: SeShutdownPrivilege 4884 wmic.exe Token: SeDebugPrivilege 4884 wmic.exe Token: SeSystemEnvironmentPrivilege 4884 wmic.exe Token: SeRemoteShutdownPrivilege 4884 wmic.exe Token: SeUndockPrivilege 4884 wmic.exe Token: SeManageVolumePrivilege 4884 wmic.exe Token: 33 4884 wmic.exe Token: 34 4884 wmic.exe Token: 35 4884 wmic.exe Token: 36 4884 wmic.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4888 wrote to memory of 2620 4888 2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe 84 PID 4888 wrote to memory of 2620 4888 2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe 84 PID 4888 wrote to memory of 2580 4888 2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe 85 PID 4888 wrote to memory of 2580 4888 2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe 85 PID 4888 wrote to memory of 4884 4888 2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe 91 PID 4888 wrote to memory of 4884 4888 2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe 91 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 2620 attrib.exe 2580 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe"1⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4888 -
C:\Windows\system32\attrib.exeattrib +h +s C:\Users\Admin\AppData\Local\Temp\2024-12-13_c31b7327783e94ba4d33daee19d13126_frostygoop_luca-stealer_ngrbot_poet-rat_snatch.exe2⤵
- Views/modifies file attributes
PID:2620
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C:\Windows\system32\attrib.exeattrib +h +s C:\Users\Admin\AppData\Roaming\Microsoft\Protect\SecurityHealthSystray.exe2⤵
- Views/modifies file attributes
PID:2580
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C:\Windows\System32\Wbem\wmic.exewmic csproduct get UUID2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4884
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
14.2MB
MD5c31b7327783e94ba4d33daee19d13126
SHA1fe4c6ef4372800cb9344ea79089a886b9fc483bb
SHA2561ee7c8f4ec2d4fde0a8dcd33c6ec12e80479ce99e9b3efdb430a1d408487fc41
SHA5121c79aac263598034b8baca1b2031f8e126930cc869ee34fff692a96cf81a4c43b7b0b6017335b7dfcde33f222709dc6fa3f2198e7af107a185040d8b1b8da9a7