Analysis
- max time kernel
146s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
08/04/2024, 05:58
General
- Target e6c7bf7335f458b6ac9b782a2f0e1cce_JaffaCakes118.exe
- Size 711KB
- Sample240408-gpbj8aad5s
- SHA256 b294802f853ed8a103a4aa4a13ba03007e8fdf7dc4c54a72415ecb1fce013d1b
Malware Config
Extracted
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formbook
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4.1
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te82
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saythisloud.com
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nendo.xyz
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meowsphere.net
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xdphuonghoang.com
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geophrey.com
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luisxe.info
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texdivellc.com
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b-trass.com
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mgslearnwithus.com
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kpbra.com
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coffeedatewithbae.com
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prisonerofhopezw.com
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datacksolutions.com
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dorianjeans.com
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marusg.com
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johnstownpabaseball.com
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loklei.com
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anz.sucks
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corporatelegalfirm.com
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attcustomerservice247.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- CustAttr .NET packer 1 IoCs
Detects CustAttr .NET packer in memory.
- Formbook payload 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 9 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\e6c7bf7335f458b6ac9b782a2f0e1cce_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e6c7bf7335f458b6ac9b782a2f0e1cce_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e6c7bf7335f458b6ac9b782a2f0e1cce_JaffaCakes118.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vkzlDLUdAX.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vkzlDLUdAX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4D8E.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vkzlDLUdAX.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\e6c7bf7335f458b6ac9b782a2f0e1cce_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e6c7bf7335f458b6ac9b782a2f0e1cce_JaffaCakes118.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
StartupProfileData-NonInteractive
__PSScriptPolicyTest_dnema350.xsr.ps1
tmp4D8E.tmp
memory/1192-49-0x0000000001880000-0x0000000001BCA000-memory.dmp
memory/1192-45-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1316-20-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/1316-70-0x00000000756F0000-0x000000007573C000-memory.dmp
memory/1316-67-0x00000000073C0000-0x00000000073F2000-memory.dmp
memory/1316-68-0x000000007EEA0000-0x000000007EEB0000-memory.dmp
memory/1316-63-0x0000000006570000-0x00000000065BC000-memory.dmp
memory/1316-122-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/1316-82-0x00000000067E0000-0x00000000067FE000-memory.dmp
memory/1316-30-0x0000000005B50000-0x0000000005BB6000-memory.dmp
memory/1316-104-0x0000000007B80000-0x00000000081FA000-memory.dmp
memory/1316-66-0x0000000004E10000-0x0000000004E20000-memory.dmp
memory/1316-21-0x0000000004E10000-0x0000000004E20000-memory.dmp
memory/1316-22-0x0000000004E10000-0x0000000004E20000-memory.dmp
memory/1316-105-0x0000000007540000-0x000000000755A000-memory.dmp
memory/1316-111-0x0000000007880000-0x000000000789A000-memory.dmp
memory/1316-112-0x0000000007860000-0x0000000007868000-memory.dmp
memory/2672-3-0x00000000055F0000-0x0000000005682000-memory.dmp
memory/2672-8-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/2672-2-0x0000000005CC0000-0x0000000006264000-memory.dmp
memory/2672-4-0x0000000005710000-0x00000000057AC000-memory.dmp
memory/2672-48-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/2672-1-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/2672-5-0x0000000005900000-0x0000000005910000-memory.dmp
memory/2672-6-0x0000000005580000-0x000000000558A000-memory.dmp
memory/2672-0-0x0000000000B10000-0x0000000000BC8000-memory.dmp
memory/2672-7-0x0000000003010000-0x0000000003022000-memory.dmp
memory/2672-11-0x0000000008900000-0x0000000008938000-memory.dmp
memory/2672-10-0x0000000008880000-0x0000000008900000-memory.dmp
memory/2672-9-0x0000000005900000-0x0000000005910000-memory.dmp
memory/2984-52-0x0000000004630000-0x0000000004640000-memory.dmp
memory/2984-50-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/2984-119-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/2984-109-0x0000000006FD0000-0x0000000006FDE000-memory.dmp
memory/2984-72-0x00000000756F0000-0x000000007573C000-memory.dmp
memory/2984-102-0x0000000006A80000-0x0000000006B23000-memory.dmp
memory/2984-91-0x000000007F880000-0x000000007F890000-memory.dmp
memory/2984-107-0x0000000007020000-0x00000000070B6000-memory.dmp
memory/2984-65-0x0000000004630000-0x0000000004640000-memory.dmp
memory/2984-51-0x0000000004630000-0x0000000004640000-memory.dmp
memory/3652-106-0x0000000007A50000-0x0000000007A5A000-memory.dmp
memory/3652-110-0x0000000007C20000-0x0000000007C34000-memory.dmp
memory/3652-46-0x0000000006220000-0x0000000006574000-memory.dmp
memory/3652-103-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/3652-71-0x000000007F360000-0x000000007F370000-memory.dmp
memory/3652-108-0x0000000007BE0000-0x0000000007BF1000-memory.dmp
memory/3652-62-0x00000000066D0000-0x00000000066EE000-memory.dmp
memory/3652-69-0x00000000756F0000-0x000000007573C000-memory.dmp
memory/3652-36-0x00000000060B0000-0x0000000006116000-memory.dmp
memory/3652-24-0x0000000005F30000-0x0000000005F52000-memory.dmp
memory/3652-19-0x00000000057D0000-0x0000000005DF8000-memory.dmp
memory/3652-18-0x0000000002D70000-0x0000000002D80000-memory.dmp
memory/3652-64-0x0000000002D70000-0x0000000002D80000-memory.dmp
memory/3652-118-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/3652-17-0x0000000074E60000-0x0000000075610000-memory.dmp
memory/3652-16-0x0000000005160000-0x0000000005196000-memory.dmp