ramnit | e0d3654e6ad077a1ad8c5ff9d3481448a6c20a89e5d19a23bb49433d8d0bdd75

Analysis

max time kernel
138s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17/10/2024, 16:14

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General

Target
529324a285cec6433cdd5facef3b585a_JaffaCakes118.exe
Size 221KB
Sample241017-tpps3axcmm
SHA256 e0d3654e6ad077a1ad8c5ff9d3481448a6c20a89e5d19a23bb49433d8d0bdd75
MD5 529324a285cec6433cdd5facef3b585a
SHA1 c9aa48ed735607ef5d995dabfc72068134d859f9
SHA512 d3714422a8f3928bb7462002a2e719c05526711a36ae1b050b8bcc2d83ec8a927b8b23adef4697c9086e6f34d7b73a2830a71ee30b68b22557301364652b4cb6
SSDEEP 3072:qbFcIIEX0oG8I8OYEoM+LDBOyOjk2BSBPSgj8dD3It:dIIEX0ohI3t7UnIkDB6gj8dD3u
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

ramnit banker discovery spyware stealer trojan upx worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

Executes dropped EXE 2 IoCs

pid	Process
4260	529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe
4476	WaterMark.exe

UPX packed file 12 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4260-7-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4260-14-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4476-25-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral2/memory/4476-31-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4476-28-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4260-16-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4260-13-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4260-11-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4260-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4260-6-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4476-38-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4476-39-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxC8ED.tmp	529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2344	1148	WerFault.exe	87
3792	1372	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	529324a285cec6433cdd5facef3b585a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WaterMark.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DACA61E4-8CA2-11EF-91C3-468C69F2ED48} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2940822125"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2937853249"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31137967"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31137967"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31137967"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "435946630"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2937853249"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe
4476	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4476	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4736	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4736	iexplore.exe
4736	iexplore.exe
1676	IEXPLORE.EXE
1676	IEXPLORE.EXE
1676	IEXPLORE.EXE
1676	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
4260	529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe
4476	WaterMark.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1372 wrote to memory of 4260	1372	529324a285cec6433cdd5facef3b585a_JaffaCakes118.exe	84
PID 1372 wrote to memory of 4260	1372	529324a285cec6433cdd5facef3b585a_JaffaCakes118.exe	84
PID 1372 wrote to memory of 4260	1372	529324a285cec6433cdd5facef3b585a_JaffaCakes118.exe	84
PID 4260 wrote to memory of 4476	4260	529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe	86
PID 4260 wrote to memory of 4476	4260	529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe	86
PID 4260 wrote to memory of 4476	4260	529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe	86
PID 4476 wrote to memory of 1148	4476	WaterMark.exe	87
PID 4476 wrote to memory of 1148	4476	WaterMark.exe	87
PID 4476 wrote to memory of 1148	4476	WaterMark.exe	87
PID 4476 wrote to memory of 1148	4476	WaterMark.exe	87
PID 4476 wrote to memory of 1148	4476	WaterMark.exe	87
PID 4476 wrote to memory of 1148	4476	WaterMark.exe	87
PID 4476 wrote to memory of 1148	4476	WaterMark.exe	87
PID 4476 wrote to memory of 1148	4476	WaterMark.exe	87
PID 4476 wrote to memory of 1148	4476	WaterMark.exe	87
PID 4476 wrote to memory of 4736	4476	WaterMark.exe	101
PID 4476 wrote to memory of 4736	4476	WaterMark.exe	101
PID 4476 wrote to memory of 1064	4476	WaterMark.exe	102
PID 4476 wrote to memory of 1064	4476	WaterMark.exe	102
PID 4736 wrote to memory of 1676	4736	iexplore.exe	104
PID 4736 wrote to memory of 1676	4736	iexplore.exe	104
PID 4736 wrote to memory of 1676	4736	iexplore.exe	104

C:\Users\Admin\AppData\Local\Temp\529324a285cec6433cdd5facef3b585a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\529324a285cec6433cdd5facef3b585a_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1372
- C:\Users\Admin\AppData\Local\Temp\529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe
  C:\Users\Admin\AppData\Local\Temp\529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:4260
- - C:\Program Files (x86)\Microsoft\WaterMark.exe
    "C:\Program Files (x86)\Microsoft\WaterMark.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:4476
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      PID:1148
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1148 -s 204
        5⤵
        Program crash
        
        PID:2344
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:4736
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4736 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1676
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      PID:1064
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 280
  2⤵
  - Program crash
  PID:3792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1372 -ip 1372
1⤵
PID:2924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1148 -ip 1148
1⤵
PID:228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

suggestions[1].en-US

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\XH3Z2ZON\suggestions[1].en-US
Size 17KB
SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
MD5 5a34cb996293fde2cb7a4ac89587393a
SHA1 3c96c993500690d1a77873cd62bc639b3a10653f
SHA512 e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
SSDEEP 384:K4gN8sGygaEKfWYSJUKbO7UckxtBjCdY7mO3D0C5l+piEieDSV126ry1/XSGKwG3:K4gNFXiKfWfJ1Kockxbd7mAt5Mp5ie2F
MD5 SHA1 SHA512 SSDEEP

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529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe

Path C:\Users\Admin\AppData\Local\Temp\529324a285cec6433cdd5facef3b585a_JaffaCakes118mgr.exe
Size 60KB
SHA256 716bc2b76d20f6137c21d7d5be1277598316dc0a2e43ffa2f869cae104aa4383
MD5 ef979e152f034acd05173feba7f303ea
SHA1 2a79bbbb6b05629c3ac507b96aa4c1d111938de2
SHA512 fcf8746602b38644d474332f5c4caf03e71b9bbe1c21b563bc7b295cba68ec890c80f0bb31aa8b93e85faa8d5979c36fcdb7f9e383f9486d45a6306899c223be
SSDEEP 1536:Bxf0u7YnqMGGGMZZZyVb1t9e4GNqBvrPzO7/YiMIATcji2:Bxf026qbJ1y4GNq5jz+/YiMaj
MD5 SHA1 SHA512 SSDEEP

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memory/1148-34-0x0000000000DE0000-0x0000000000DE1000-memory.dmp

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memory/1148-33-0x0000000001000000-0x0000000001001000-memory.dmp

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memory/1372-35-0x0000000000400000-0x0000000000499000-memory.dmp

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memory/1372-0-0x0000000000400000-0x0000000000499000-memory.dmp

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memory/4260-16-0x0000000000400000-0x0000000000421000-memory.dmp

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memory/4260-11-0x0000000000400000-0x0000000000421000-memory.dmp

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memory/4260-5-0x0000000000400000-0x0000000000422000-memory.dmp

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memory/4260-7-0x0000000000400000-0x0000000000421000-memory.dmp

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memory/4260-6-0x0000000000400000-0x0000000000421000-memory.dmp

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memory/4260-8-0x0000000000400000-0x0000000000421000-memory.dmp

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memory/4260-14-0x0000000000400000-0x0000000000421000-memory.dmp

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memory/4260-12-0x00000000008B0000-0x00000000008B1000-memory.dmp

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memory/4260-13-0x0000000000400000-0x0000000000421000-memory.dmp

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memory/4476-28-0x0000000000400000-0x0000000000421000-memory.dmp

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memory/4476-29-0x00000000009D0000-0x00000000009D1000-memory.dmp

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memory/4476-30-0x00000000774D2000-0x00000000774D3000-memory.dmp

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memory/4476-31-0x0000000000400000-0x0000000000421000-memory.dmp

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memory/4476-36-0x0000000000070000-0x0000000000071000-memory.dmp

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memory/4476-37-0x00000000774D2000-0x00000000774D3000-memory.dmp

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memory/4476-38-0x0000000000400000-0x0000000000421000-memory.dmp

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memory/4476-39-0x0000000000400000-0x0000000000421000-memory.dmp

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memory/4476-25-0x0000000000400000-0x0000000000422000-memory.dmp

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