ramnit | 2d4e5c52be020c2098a2e06d105136d54fd75c50c08ea2ba5c322f051b750caa

Resubmissions

12-01-2025 13:33

250112-qtg28swrbk 10

12-01-2025 13:25

250112-qpa35atnfx 10

Analysis

max time kernel
95s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-01-2025 13:25

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General

Target

JaffaCakes118_0fb52c17731f71c5bca22d7d23ab0565.exe
Size

93KB
MD5

0fb52c17731f71c5bca22d7d23ab0565
SHA1

be62a433328c07a53927b9dabf5a9e003b604693
SHA256

2d4e5c52be020c2098a2e06d105136d54fd75c50c08ea2ba5c322f051b750caa
SHA512

2c153ac9f6dc4f5987f0205c527351892316dbed86c7bb8204cb3d1a43e6658743ad5883e184239924680e0fc7093ff94fb71d33fa9304f482ffeec87c950453
SSDEEP

1536:dVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:tnxwgxgfR/DVG7wBpE

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
4404	WaterMark.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4884-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4884-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4884-13-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4404-29-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4404-28-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4404-23-0x0000000000400000-0x00000000004F1000-memory.dmp	upx
behavioral2/memory/4884-12-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4884-3-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4884-4-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4884-2-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4404-36-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4404-37-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4404-38-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_0fb52c17731f71c5bca22d7d23ab0565.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_0fb52c17731f71c5bca22d7d23ab0565.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px7E09.tmp	JaffaCakes118_0fb52c17731f71c5bca22d7d23ab0565.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1232	3424	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 3 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	JaffaCakes118_0fb52c17731f71c5bca22d7d23ab0565.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WaterMark.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 33 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2431951854"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2431170716"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31155445"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BC70DF0E-D0E8-11EF-B9B6-D6A59BC41F9D} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\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-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2431951854"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155445"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443453323"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155445"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31155445"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2431170716"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe
4404	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4404	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2864	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2864	iexplore.exe
2864	iexplore.exe
220	IEXPLORE.EXE
220	IEXPLORE.EXE
220	IEXPLORE.EXE
220	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
4884	JaffaCakes118_0fb52c17731f71c5bca22d7d23ab0565.exe
4404	WaterMark.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 4884 wrote to memory of 4404	4884	JaffaCakes118_0fb52c17731f71c5bca22d7d23ab0565.exe	83
PID 4884 wrote to memory of 4404	4884	JaffaCakes118_0fb52c17731f71c5bca22d7d23ab0565.exe	83
PID 4884 wrote to memory of 4404	4884	JaffaCakes118_0fb52c17731f71c5bca22d7d23ab0565.exe	83
PID 4404 wrote to memory of 3424	4404	WaterMark.exe	84
PID 4404 wrote to memory of 3424	4404	WaterMark.exe	84
PID 4404 wrote to memory of 3424	4404	WaterMark.exe	84
PID 4404 wrote to memory of 3424	4404	WaterMark.exe	84
PID 4404 wrote to memory of 3424	4404	WaterMark.exe	84
PID 4404 wrote to memory of 3424	4404	WaterMark.exe	84
PID 4404 wrote to memory of 3424	4404	WaterMark.exe	84
PID 4404 wrote to memory of 3424	4404	WaterMark.exe	84
PID 4404 wrote to memory of 3424	4404	WaterMark.exe	84
PID 4404 wrote to memory of 2864	4404	WaterMark.exe	89
PID 4404 wrote to memory of 2864	4404	WaterMark.exe	89
PID 4404 wrote to memory of 2296	4404	WaterMark.exe	90
PID 4404 wrote to memory of 2296	4404	WaterMark.exe	90
PID 2864 wrote to memory of 220	2864	iexplore.exe	92
PID 2864 wrote to memory of 220	2864	iexplore.exe	92
PID 2864 wrote to memory of 220	2864	iexplore.exe	92

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0fb52c17731f71c5bca22d7d23ab0565.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0fb52c17731f71c5bca22d7d23ab0565.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4884
- 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 UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:4404
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:3424
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3424 -s 204
      4⤵
      Program crash
      PID:1232
- - 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:2864
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2864 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:220
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    PID:2296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3424 -ip 3424
1⤵
PID:4732

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
93KB

MD5
0fb52c17731f71c5bca22d7d23ab0565

SHA1
be62a433328c07a53927b9dabf5a9e003b604693

SHA256
2d4e5c52be020c2098a2e06d105136d54fd75c50c08ea2ba5c322f051b750caa

SHA512
2c153ac9f6dc4f5987f0205c527351892316dbed86c7bb8204cb3d1a43e6658743ad5883e184239924680e0fc7093ff94fb71d33fa9304f482ffeec87c950453

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
975df3dbca02c4223ad98b4405ec0cd8

SHA1
62c3b5b2d32df9cedede3d746956a999d34beff1

SHA256
87d1e303201f45a5b0080b4580575bb564446751cafe9da1e8ce11a9c6a842fd

SHA512
1277f93b24c89c39cee767c05e3e450da71aa5bade2fcc2559ef39c3b747c3db491488e63e8d21911e668885308d717fb7d47e2b3a70ff24b0a7250b5f671417

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
1dbb0bd45977d52b9bd0028e6324c084

SHA1
f947b566635ff02709e70c291480a4ec7f533201

SHA256
7671d41b51a8b043cd68bf8ef19458c076128646ad7827107741186f2cbeb178

SHA512
f022df570c5518e24dc9b38f11721f1660ecbe2274b6454cd318eb3e26fde13b515f4f1eaaea557d0495279e56d2026cf22add3171bc63b66df6c40b6e1949c7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver134.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9MFSIIMR\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/3424-33-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download
memory/3424-32-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/4404-36-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4404-35-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/4404-28-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4404-27-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/4404-23-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download
memory/4404-30-0x0000000077372000-0x0000000077373000-memory.dmp

Filesize
4KB

Download
memory/4404-29-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4404-38-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4404-37-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4404-34-0x0000000077372000-0x0000000077373000-memory.dmp

Filesize
4KB

Download
memory/4884-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4884-2-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4884-4-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4884-3-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4884-0-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download
memory/4884-6-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download
memory/4884-7-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/4884-13-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4884-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4884-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4884-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download