ramnit | 2b4d9f2c862651866d01a867c932f1fc17120bed516dd6a2480bce30463184fe

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
13-01-2025 00:41

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General

Target

JaffaCakes118_1c665357715c408e09b5beebed076bf9.exe
Size

131KB
MD5

1c665357715c408e09b5beebed076bf9
SHA1

527ef06a7bf552fdbd5e1ed5f5adeb9ebe4e3586
SHA256

2b4d9f2c862651866d01a867c932f1fc17120bed516dd6a2480bce30463184fe
SHA512

c24a9f4d608a8c13218667366adbd7f137913392a0ca3c8d716cf1f99e4517abe867db3ccb416ce193249c17e8d496e9a712ab534b1ed4e92f1ae12f9716439f
SSDEEP

3072:kR2xn3k0CdM1vabyzJYWq79YhcbuHxLlJNIS0CzR9hGM93Of79y:kR2J0LS6V79YcKxL6h2Dl3OfBy

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
2892	WaterMark.exe

UPX packed file 14 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1224-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1224-10-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1224-11-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1224-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1224-4-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1224-3-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1224-2-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2892-26-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2892-27-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2892-37-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2892-35-0x0000000000400000-0x000000000043D000-memory.dmp	upx
behavioral2/memory/2892-34-0x0000000000400000-0x000000000043D000-memory.dmp	upx
behavioral2/memory/2892-38-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2892-39-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxC004.tmp	JaffaCakes118_1c665357715c408e09b5beebed076bf9.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_1c665357715c408e09b5beebed076bf9.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_1c665357715c408e09b5beebed076bf9.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2460	4948	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_1c665357715c408e09b5beebed076bf9.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 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31155539"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155539"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155539"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\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-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4105910796"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{2048232A-D147-11EF-BDBF-E26222BAF6A3} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4105910796"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4108410417"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443493863"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe
2892	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2892	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1208	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1208	iexplore.exe
1208	iexplore.exe
2812	IEXPLORE.EXE
2812	IEXPLORE.EXE
2812	IEXPLORE.EXE
2812	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1224	JaffaCakes118_1c665357715c408e09b5beebed076bf9.exe
2892	WaterMark.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 2892	1224	JaffaCakes118_1c665357715c408e09b5beebed076bf9.exe	83
PID 1224 wrote to memory of 2892	1224	JaffaCakes118_1c665357715c408e09b5beebed076bf9.exe	83
PID 1224 wrote to memory of 2892	1224	JaffaCakes118_1c665357715c408e09b5beebed076bf9.exe	83
PID 2892 wrote to memory of 4948	2892	WaterMark.exe	84
PID 2892 wrote to memory of 4948	2892	WaterMark.exe	84
PID 2892 wrote to memory of 4948	2892	WaterMark.exe	84
PID 2892 wrote to memory of 4948	2892	WaterMark.exe	84
PID 2892 wrote to memory of 4948	2892	WaterMark.exe	84
PID 2892 wrote to memory of 4948	2892	WaterMark.exe	84
PID 2892 wrote to memory of 4948	2892	WaterMark.exe	84
PID 2892 wrote to memory of 4948	2892	WaterMark.exe	84
PID 2892 wrote to memory of 4948	2892	WaterMark.exe	84
PID 2892 wrote to memory of 1208	2892	WaterMark.exe	89
PID 2892 wrote to memory of 1208	2892	WaterMark.exe	89
PID 2892 wrote to memory of 2160	2892	WaterMark.exe	90
PID 2892 wrote to memory of 2160	2892	WaterMark.exe	90
PID 1208 wrote to memory of 2812	1208	iexplore.exe	92
PID 1208 wrote to memory of 2812	1208	iexplore.exe	92
PID 1208 wrote to memory of 2812	1208	iexplore.exe	92

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1c665357715c408e09b5beebed076bf9.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1c665357715c408e09b5beebed076bf9.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1224
- 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:2892
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:4948
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 204
      4⤵
      Program crash
      PID:2460
- - 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:1208
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1208 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:2812
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    PID:2160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4948 -ip 4948
1⤵
PID:4308

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
131KB

MD5
1c665357715c408e09b5beebed076bf9

SHA1
527ef06a7bf552fdbd5e1ed5f5adeb9ebe4e3586

SHA256
2b4d9f2c862651866d01a867c932f1fc17120bed516dd6a2480bce30463184fe

SHA512
c24a9f4d608a8c13218667366adbd7f137913392a0ca3c8d716cf1f99e4517abe867db3ccb416ce193249c17e8d496e9a712ab534b1ed4e92f1ae12f9716439f

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
d152cdcb89365f0591dfbe4bf059ee92

SHA1
4e9f9bc6bc88f833cdd79abfa8928c7606dba56b

SHA256
bcbd97c4d81b63c1c2f738907d6b2353c0d786fe453a329627796c3e5c45a9a4

SHA512
4cbcd5c02247c36b6e826e667b236fdd54e526fd1441f50358e721b538a6c3f5afd782fc205f45ee913d0c297526c6a375e95a00632e74af401cd3e7d08602ac

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1224-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1224-10-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1224-7-0x0000000001900000-0x0000000001901000-memory.dmp

Filesize
4KB

Download
memory/1224-11-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1224-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1224-5-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/1224-4-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1224-3-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1224-2-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1224-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/1224-0-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2892-26-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2892-38-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2892-29-0x0000000077202000-0x0000000077203000-memory.dmp

Filesize
4KB

Download
memory/2892-18-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2892-23-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2892-33-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2892-37-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2892-36-0x0000000077202000-0x0000000077203000-memory.dmp

Filesize
4KB

Download
memory/2892-35-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2892-34-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2892-28-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2892-39-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2892-27-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4948-31-0x0000000000B10000-0x0000000000B11000-memory.dmp

Filesize
4KB

Download
memory/4948-32-0x0000000000AF0000-0x0000000000AF1000-memory.dmp

Filesize
4KB

Download