ramnit | 1ba4f9d5dc24a6d8ff4588a5d7208aea0fe5e4e0c09ca515b3d3102773333bce

Analysis

max time kernel
93s
max time network
145s
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 01:51

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General

Target

JaffaCakes118_04327a88991a338c6b4c4d0fe8caf011.exe
Size

172KB
MD5

04327a88991a338c6b4c4d0fe8caf011
SHA1

e30f2fb7ffbedc9d9e07f5c7c396c215d9240721
SHA256

1ba4f9d5dc24a6d8ff4588a5d7208aea0fe5e4e0c09ca515b3d3102773333bce
SHA512

2a2d35e7e389f800b411450d29e3688343df91d2cf19b9675b3e0690dbdf48140722887be165a4391f813de409ca68f88335e9790eeab69091c8a2ab0db1c8eb
SSDEEP

3072:0nxwgxgfR/DVG7wBpEkZtn6OgoviZfZkyGc:I+xDVG0BpFTn6FnxkyG

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
3292	WaterMark.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2708-4-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2708-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3292-24-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3292-28-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3292-27-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/2708-26-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2708-12-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2708-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2708-5-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2708-3-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2708-2-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3292-35-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3292-36-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px753F.tmp	JaffaCakes118_04327a88991a338c6b4c4d0fe8caf011.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_04327a88991a338c6b4c4d0fe8caf011.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_04327a88991a338c6b4c4d0fe8caf011.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1524	2960	WerFault.exe	83

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_04327a88991a338c6b4c4d0fe8caf011.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
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31155348"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2314485939"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31155348"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155348"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2316829699"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155348"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2314485939"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443411649"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B4D0BEB1-D087-11EF-B9D5-CE95CE932DF6} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2316829699"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\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
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe
3292	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3292	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3456	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3456	iexplore.exe
3456	iexplore.exe
1380	IEXPLORE.EXE
1380	IEXPLORE.EXE
1380	IEXPLORE.EXE
1380	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2708	JaffaCakes118_04327a88991a338c6b4c4d0fe8caf011.exe
3292	WaterMark.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 3292	2708	JaffaCakes118_04327a88991a338c6b4c4d0fe8caf011.exe	82
PID 2708 wrote to memory of 3292	2708	JaffaCakes118_04327a88991a338c6b4c4d0fe8caf011.exe	82
PID 2708 wrote to memory of 3292	2708	JaffaCakes118_04327a88991a338c6b4c4d0fe8caf011.exe	82
PID 3292 wrote to memory of 2960	3292	WaterMark.exe	83
PID 3292 wrote to memory of 2960	3292	WaterMark.exe	83
PID 3292 wrote to memory of 2960	3292	WaterMark.exe	83
PID 3292 wrote to memory of 2960	3292	WaterMark.exe	83
PID 3292 wrote to memory of 2960	3292	WaterMark.exe	83
PID 3292 wrote to memory of 2960	3292	WaterMark.exe	83
PID 3292 wrote to memory of 2960	3292	WaterMark.exe	83
PID 3292 wrote to memory of 2960	3292	WaterMark.exe	83
PID 3292 wrote to memory of 2960	3292	WaterMark.exe	83
PID 3292 wrote to memory of 3456	3292	WaterMark.exe	87
PID 3292 wrote to memory of 3456	3292	WaterMark.exe	87
PID 3292 wrote to memory of 4464	3292	WaterMark.exe	88
PID 3292 wrote to memory of 4464	3292	WaterMark.exe	88
PID 3456 wrote to memory of 1380	3456	iexplore.exe	89
PID 3456 wrote to memory of 1380	3456	iexplore.exe	89
PID 3456 wrote to memory of 1380	3456	iexplore.exe	89

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_04327a88991a338c6b4c4d0fe8caf011.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_04327a88991a338c6b4c4d0fe8caf011.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2708
- 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:3292
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:2960
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2960 -s 204
      4⤵
      Program crash
      PID:1524
- - 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:3456
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3456 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:1380
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    PID:4464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2960 -ip 2960
1⤵
PID:4016

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
172KB

MD5
04327a88991a338c6b4c4d0fe8caf011

SHA1
e30f2fb7ffbedc9d9e07f5c7c396c215d9240721

SHA256
1ba4f9d5dc24a6d8ff4588a5d7208aea0fe5e4e0c09ca515b3d3102773333bce

SHA512
2a2d35e7e389f800b411450d29e3688343df91d2cf19b9675b3e0690dbdf48140722887be165a4391f813de409ca68f88335e9790eeab69091c8a2ab0db1c8eb

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

Filesize
471B

MD5
05a55aacc33432fec9fea490f5c69442

SHA1
bd2dd697d6e49290ff51f6f8e2db9bde87e72860

SHA256
65d742646568766a452eafac7bd80d140b7acfcedb5cd55923fbcc0f3cd2fa43

SHA512
91aa6dc1cb9632f1b9fec82da928a3e49d5531298e264228eba79ae38d530377a78af5f0beef9763d7d624acbdbe93bfffff4caf5b8dc29fa4d9b8d01514e5a5

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

Filesize
404B

MD5
96d6c4a6b99906c2b45c7c9dd36f7081

SHA1
7c38fb7c07a162a56d9081c12ee10a4f8ff9b3a7

SHA256
19ed572ee40419fd5a77bdd6c0297409b25b38f4f37f873fd7480c14fccf704b

SHA512
44e3db3817b4878e87182e2b1fd43ecde69af321c4490529774a672c053ed75b193a2af67fad5f1636168d0eb540dae052ef240a590e650bc13d6143506cb731

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verFD6B.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FQRZN8O7\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/2708-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2708-34-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2708-0-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2708-23-0x0000000000401000-0x0000000000416000-memory.dmp

Filesize
84KB

Download
memory/2708-2-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2708-3-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2708-6-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2708-4-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2708-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/2708-26-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2708-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2708-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2708-7-0x00000000008F0000-0x00000000008F1000-memory.dmp

Filesize
4KB

Download
memory/2708-5-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2960-30-0x0000000001310000-0x0000000001311000-memory.dmp

Filesize
4KB

Download
memory/2960-31-0x00000000012F0000-0x00000000012F1000-memory.dmp

Filesize
4KB

Download
memory/3292-24-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3292-33-0x0000000077E62000-0x0000000077E63000-memory.dmp

Filesize
4KB

Download
memory/3292-32-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/3292-35-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3292-36-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3292-27-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/3292-28-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3292-29-0x0000000077E62000-0x0000000077E63000-memory.dmp

Filesize
4KB

Download
memory/3292-22-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download