Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
04-11-2024 06:11
Behavioral task
behavioral1
Sample
8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe
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Size
253KB
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MD5
8f8da0e5e91029fb2c41744c78470e97
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SHA1
cfb4c8031ec0dc0ea913ca7d6a53bd21fd1dd77c
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SHA256
d773d569ee00bea50205a061ee08dbb405ed1afa71ce62b0ea3fbfb2346392ca
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SHA512
75aee980f72a4b0e9151c95a3f76dcc8aacc412f5d372516428281c62722919640839e3b37c7d32b2466c4e03ff478698495fd71a0c1c44d35750df65943f700
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SSDEEP
6144:YD7cY2fgssM7Wirg9KXylmRiL+QMeC/i6isqX7UovnONztByipwxZ8N:Yl8E4w5huat7UovONzbXwwN
Malware Config
Extracted
darkcomet
Guest16
skidbooter.no-ip.info:1604
DC_MUTEX-F54S21D
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InstallPath
MSDCSC\msdcsc.exe
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gencode
pQAJ6hoSubuz
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install
true
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offline_keylogger
true
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persistence
false
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reg_key
MicroUpdate
Signatures
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Darkcomet family
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2488 attrib.exe 2632 attrib.exe -
Deletes itself 1 IoCs
pid Process 2360 notepad.exe -
Executes dropped EXE 1 IoCs
pid Process 2480 msdcsc.exe -
Loads dropped DLL 2 IoCs
pid Process 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe -
resource yara_rule behavioral1/memory/2120-0-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-32-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2120-31-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2120-28-0x0000000003640000-0x00000000036FA000-memory.dmp upx behavioral1/files/0x0008000000016d36-27.dat upx behavioral1/memory/2480-56-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-57-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-58-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-59-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-60-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-61-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-62-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-63-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-64-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-65-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-66-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-67-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-68-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-69-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral1/memory/2480-70-0x0000000000400000-0x00000000004BA000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2480 msdcsc.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeSecurityPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeLoadDriverPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeSystemProfilePrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeSystemtimePrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeBackupPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeRestorePrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeShutdownPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeDebugPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeUndockPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeManageVolumePrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeImpersonatePrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: 33 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: 34 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: 35 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2480 msdcsc.exe Token: SeSecurityPrivilege 2480 msdcsc.exe Token: SeTakeOwnershipPrivilege 2480 msdcsc.exe Token: SeLoadDriverPrivilege 2480 msdcsc.exe Token: SeSystemProfilePrivilege 2480 msdcsc.exe Token: SeSystemtimePrivilege 2480 msdcsc.exe Token: SeProfSingleProcessPrivilege 2480 msdcsc.exe Token: SeIncBasePriorityPrivilege 2480 msdcsc.exe Token: SeCreatePagefilePrivilege 2480 msdcsc.exe Token: SeBackupPrivilege 2480 msdcsc.exe Token: SeRestorePrivilege 2480 msdcsc.exe Token: SeShutdownPrivilege 2480 msdcsc.exe Token: SeDebugPrivilege 2480 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2480 msdcsc.exe Token: SeChangeNotifyPrivilege 2480 msdcsc.exe Token: SeRemoteShutdownPrivilege 2480 msdcsc.exe Token: SeUndockPrivilege 2480 msdcsc.exe Token: SeManageVolumePrivilege 2480 msdcsc.exe Token: SeImpersonatePrivilege 2480 msdcsc.exe Token: SeCreateGlobalPrivilege 2480 msdcsc.exe Token: 33 2480 msdcsc.exe Token: 34 2480 msdcsc.exe Token: 35 2480 msdcsc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2480 msdcsc.exe -
Suspicious use of WriteProcessMemory 61 IoCs
description pid Process procid_target PID 2120 wrote to memory of 2476 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 30 PID 2120 wrote to memory of 2476 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 30 PID 2120 wrote to memory of 2476 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 30 PID 2120 wrote to memory of 2476 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 30 PID 2120 wrote to memory of 1952 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 31 PID 2120 wrote to memory of 1952 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 31 PID 2120 wrote to memory of 1952 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 31 PID 2120 wrote to memory of 1952 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 31 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2360 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 33 PID 2120 wrote to memory of 2480 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 35 PID 2120 wrote to memory of 2480 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 35 PID 2120 wrote to memory of 2480 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 35 PID 2120 wrote to memory of 2480 2120 8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe 35 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 2480 wrote to memory of 2840 2480 msdcsc.exe 36 PID 1952 wrote to memory of 2488 1952 cmd.exe 37 PID 1952 wrote to memory of 2488 1952 cmd.exe 37 PID 1952 wrote to memory of 2488 1952 cmd.exe 37 PID 1952 wrote to memory of 2488 1952 cmd.exe 37 PID 2476 wrote to memory of 2632 2476 cmd.exe 38 PID 2476 wrote to memory of 2632 2476 cmd.exe 38 PID 2476 wrote to memory of 2632 2476 cmd.exe 38 PID 2476 wrote to memory of 2632 2476 cmd.exe 38 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 2488 attrib.exe 2632 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2120 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2476 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\8f8da0e5e91029fb2c41744c78470e97_JaffaCakes118.exe" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2632
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2488
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C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2360
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C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2480 -
C:\Windows\SysWOW64\notepad.exenotepad3⤵
- System Location Discovery: System Language Discovery
PID:2840
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
253KB
MD58f8da0e5e91029fb2c41744c78470e97
SHA1cfb4c8031ec0dc0ea913ca7d6a53bd21fd1dd77c
SHA256d773d569ee00bea50205a061ee08dbb405ed1afa71ce62b0ea3fbfb2346392ca
SHA51275aee980f72a4b0e9151c95a3f76dcc8aacc412f5d372516428281c62722919640839e3b37c7d32b2466c4e03ff478698495fd71a0c1c44d35750df65943f700