Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
29-08-2024 21:20
Behavioral task
behavioral1
Sample
c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe
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Size
42KB
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MD5
c9a892b05f775ddf569b745c6bd95a25
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SHA1
ff709170c90d41ac2413d8a9fa7fbaa1b6e21a06
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SHA256
5ff7ac25f43858d6962b49f8dce580db4983cdfcc4d635fbd6085c1c90432b44
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SHA512
513cf5cd3cbea0d5f05774202f755b91432bcdfe093bf6814cdba87fc44c82df40747692483e1f455c37664a4d6f96556bc6f6af64cbcc21489fb70b56344b2d
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SSDEEP
768:ALz3dxCGO1rtQ7YBluZaLYdTjRKZKfgm3Eh3R:Atxm1r1BVLYdTlF7ExR
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/894002578583597106/mzVkoxw2rfX5M9ZzRYptqhY9Dap8FNvXzNPbMvgAot4FJ0ykAN91BaWshRYDwajmPLcR
Signatures
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Mercurial Grabber Stealer
Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\VMWare, Inc.\VMWare Tools c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 8 discord.com 9 discord.com 10 discord.com -
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 4 ip4.seeip.org 6 ip-api.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe -
Checks SCSI registry key(s) 3 TTPs 1 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_VMware_&Prod_VMware_Virtual_S c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe -
Enumerates system info in registry 2 TTPs 4 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2564 c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2564 wrote to memory of 2796 2564 c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe 33 PID 2564 wrote to memory of 2796 2564 c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe 33 PID 2564 wrote to memory of 2796 2564 c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\c9a892b05f775ddf569b745c6bd95a25_JaffaCakes118.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Checks SCSI registry key(s)
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2564 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2564 -s 13962⤵PID:2796
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