ramnit | 57a6d2452b0b4715209b2b0d6e91cf016bbcd6ee80577c3a8372dcb37ea17c7d

Analysis

max time kernel
93s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2025, 23:11

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General

Target

JaffaCakes118_504424f2de0d226dd1e93a889a146ce3.exe
Size

68KB
MD5

504424f2de0d226dd1e93a889a146ce3
SHA1

f1262cf2d36885c1e9f9563ca2f53f25dc185262
SHA256

57a6d2452b0b4715209b2b0d6e91cf016bbcd6ee80577c3a8372dcb37ea17c7d
SHA512

aa42ec9f713f9eed4a1c212d34eaff9047a328844429b6fccffcbdc26148947ec12a28075f2312574d35d03dfdb09230b62c7a7d345d0415fb586324e069f85c
SSDEEP

1536:J8kwilTEhU4HDa1KkjWXUa21mc/Mue9Q7L:xhlohUEK9ekpR

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
Ramnit family
ramnit

Executes dropped EXE 1 IoCs

pid	Process
3996	WaterMark.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3592-6-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3996-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3996-10-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3996-17-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3996-22-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px9819.tmp	JaffaCakes118_504424f2de0d226dd1e93a889a146ce3.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_504424f2de0d226dd1e93a889a146ce3.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_504424f2de0d226dd1e93a889a146ce3.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1836	4480	WerFault.exe	84

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	WaterMark.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_504424f2de0d226dd1e93a889a146ce3.exe

Modifies Internet Explorer settings 1 TTPs 45 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\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-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{05BEE51F-DF23-11EF-8FEA-7AD83BF98B75} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3659770518"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3665708303"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "445017673"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{05C3A8F2-DF23-11EF-8FEA-7AD83BF98B75} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3659640719"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31159087"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31159087"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31159087"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31159087"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3665708303"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe
3996	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3996	WaterMark.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4936	iexplore.exe
3192	iexplore.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
3192	iexplore.exe
3192	iexplore.exe
4936	iexplore.exe
4936	iexplore.exe
4080	IEXPLORE.EXE
4080	IEXPLORE.EXE
3792	IEXPLORE.EXE
3792	IEXPLORE.EXE
4080	IEXPLORE.EXE
4080	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 3592 wrote to memory of 3996	3592	JaffaCakes118_504424f2de0d226dd1e93a889a146ce3.exe	83
PID 3592 wrote to memory of 3996	3592	JaffaCakes118_504424f2de0d226dd1e93a889a146ce3.exe	83
PID 3592 wrote to memory of 3996	3592	JaffaCakes118_504424f2de0d226dd1e93a889a146ce3.exe	83
PID 3996 wrote to memory of 4480	3996	WaterMark.exe	84
PID 3996 wrote to memory of 4480	3996	WaterMark.exe	84
PID 3996 wrote to memory of 4480	3996	WaterMark.exe	84
PID 3996 wrote to memory of 4480	3996	WaterMark.exe	84
PID 3996 wrote to memory of 4480	3996	WaterMark.exe	84
PID 3996 wrote to memory of 4480	3996	WaterMark.exe	84
PID 3996 wrote to memory of 4480	3996	WaterMark.exe	84
PID 3996 wrote to memory of 4480	3996	WaterMark.exe	84
PID 3996 wrote to memory of 4480	3996	WaterMark.exe	84
PID 3996 wrote to memory of 4936	3996	WaterMark.exe	90
PID 3996 wrote to memory of 4936	3996	WaterMark.exe	90
PID 3996 wrote to memory of 3192	3996	WaterMark.exe	91
PID 3996 wrote to memory of 3192	3996	WaterMark.exe	91
PID 3192 wrote to memory of 4080	3192	iexplore.exe	93
PID 3192 wrote to memory of 4080	3192	iexplore.exe	93
PID 3192 wrote to memory of 4080	3192	iexplore.exe	93
PID 4936 wrote to memory of 3792	4936	iexplore.exe	92
PID 4936 wrote to memory of 3792	4936	iexplore.exe	92
PID 4936 wrote to memory of 3792	4936	iexplore.exe	92

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_504424f2de0d226dd1e93a889a146ce3.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_504424f2de0d226dd1e93a889a146ce3.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3592
- C:\Program Files (x86)\Microsoft\WaterMark.exe
  "C:\Program Files (x86)\Microsoft\WaterMark.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3996
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:4480
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 204
      4⤵
      Program crash
      PID:1836
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4936
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4936 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:3792
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3192
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3192 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:4080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4480 -ip 4480
1⤵
PID:3120

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

C:\Program Files (x86)\Microsoft\WaterMark.exe

Filesize
68KB

MD5
504424f2de0d226dd1e93a889a146ce3

SHA1
f1262cf2d36885c1e9f9563ca2f53f25dc185262

SHA256
57a6d2452b0b4715209b2b0d6e91cf016bbcd6ee80577c3a8372dcb37ea17c7d

SHA512
aa42ec9f713f9eed4a1c212d34eaff9047a328844429b6fccffcbdc26148947ec12a28075f2312574d35d03dfdb09230b62c7a7d345d0415fb586324e069f85c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{05BEE51F-DF23-11EF-8FEA-7AD83BF98B75}.dat

Filesize
5KB

MD5
be03a290152b0783ecbc9a394aff6852

SHA1
ce19b6a26cb39ace6fa6ff8186fa0afee5458494

SHA256
396691fa14c0fe89a8e2e916569aebecefc42592f93a250125dfa662ea452292

SHA512
adbfead5d13616e52a7140130b25a5cc6e39254d1b977cef1fcf98c18ae79a51a181451f8366815fbf08a588d8151214d0984d9940d4ae045f66039b43764c51

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{05C3A8F2-DF23-11EF-8FEA-7AD83BF98B75}.dat

Filesize
4KB

MD5
1c15da8cfc24d1036d2048c88aa5bc03

SHA1
2098a253698ba2d9798c6700a66f560f6d861288

SHA256
d07cdd893375897c002048a3328c2330428a575f8dd25540b961a55cbce995ff

SHA512
3e17a9b290e302af2433498458c17f303c4d2aa9b8a98845ce9d1469b92d1655863b4473fc0ab29c99a4daa082c51934e22733d71e5d6125f9ac842b4addb750

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FIQ3I0MW\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/3592-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3592-6-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3996-17-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3996-15-0x0000000077852000-0x0000000077853000-memory.dmp

Filesize
4KB

Download
memory/3996-16-0x0000000077852000-0x0000000077853000-memory.dmp

Filesize
4KB

Download
memory/3996-14-0x0000000002070000-0x0000000002071000-memory.dmp

Filesize
4KB

Download
memory/3996-10-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3996-9-0x0000000002060000-0x0000000002061000-memory.dmp

Filesize
4KB

Download
memory/3996-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3996-22-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3996-7-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4480-12-0x0000000000950000-0x0000000000951000-memory.dmp

Filesize
4KB

Download
memory/4480-13-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download