ramnit | 81673979e88afc51a43703148ba0661148aebe9e841ac4751a7c43a82d202b9e

Analysis

max time kernel
134s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 07:05

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General

Target

0976cc7c6d2c8f259daba7a0a5a2f81d_JaffaCakes118.exe
Size

121KB
MD5

0976cc7c6d2c8f259daba7a0a5a2f81d
SHA1

0d1cde9e28cfc29fe35c0fa4f8c3a525221c25b1
SHA256

81673979e88afc51a43703148ba0661148aebe9e841ac4751a7c43a82d202b9e
SHA512

0b85b292cdf58324b0ca9a388066bc9d9a245ee542a6a7061d7a3555b27ca162f4e4ff5dea8ef286a3862dc993ad24c2bfad696ebf9baea67ddddc24bf19b2fe
SSDEEP

1536:98kwilQTEhU4HDa1KkjWXUa21mc/Mue9nu:NhlQohUEK9ekpAu

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 1 IoCs

pid	Process
2448	WaterMark.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2524-2-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral2/memory/2448-10-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral2/memory/2448-7-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral2/memory/2448-13-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral2/memory/2524-9-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral2/memory/2448-18-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral2/memory/2448-20-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral2/memory/2448-21-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral2/memory/2448-23-0x0000000000400000-0x0000000000426000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px98E4.tmp	0976cc7c6d2c8f259daba7a0a5a2f81d_JaffaCakes118.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	0976cc7c6d2c8f259daba7a0a5a2f81d_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	0976cc7c6d2c8f259daba7a0a5a2f81d_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1072	3372	WerFault.exe	85

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	WaterMark.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0976cc7c6d2c8f259daba7a0a5a2f81d_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31134873"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2732886258"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "434617746"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31134873"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2728823855"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\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-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2728823855"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31134873"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{CE50133E-808C-11EF-B35C-CEEF053F4D5D} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe
2448	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2448	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2528	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2528	iexplore.exe
2528	iexplore.exe
3976	IEXPLORE.EXE
3976	IEXPLORE.EXE
3976	IEXPLORE.EXE
3976	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 2448	2524	0976cc7c6d2c8f259daba7a0a5a2f81d_JaffaCakes118.exe	84
PID 2524 wrote to memory of 2448	2524	0976cc7c6d2c8f259daba7a0a5a2f81d_JaffaCakes118.exe	84
PID 2524 wrote to memory of 2448	2524	0976cc7c6d2c8f259daba7a0a5a2f81d_JaffaCakes118.exe	84
PID 2448 wrote to memory of 3372	2448	WaterMark.exe	85
PID 2448 wrote to memory of 3372	2448	WaterMark.exe	85
PID 2448 wrote to memory of 3372	2448	WaterMark.exe	85
PID 2448 wrote to memory of 3372	2448	WaterMark.exe	85
PID 2448 wrote to memory of 3372	2448	WaterMark.exe	85
PID 2448 wrote to memory of 3372	2448	WaterMark.exe	85
PID 2448 wrote to memory of 3372	2448	WaterMark.exe	85
PID 2448 wrote to memory of 3372	2448	WaterMark.exe	85
PID 2448 wrote to memory of 3372	2448	WaterMark.exe	85
PID 2448 wrote to memory of 2528	2448	WaterMark.exe	95
PID 2448 wrote to memory of 2528	2448	WaterMark.exe	95
PID 2448 wrote to memory of 3332	2448	WaterMark.exe	96
PID 2448 wrote to memory of 3332	2448	WaterMark.exe	96
PID 2528 wrote to memory of 3976	2528	iexplore.exe	97
PID 2528 wrote to memory of 3976	2528	iexplore.exe	97
PID 2528 wrote to memory of 3976	2528	iexplore.exe	97

C:\Users\Admin\AppData\Local\Temp\0976cc7c6d2c8f259daba7a0a5a2f81d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0976cc7c6d2c8f259daba7a0a5a2f81d_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2524
- 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:2448
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:3372
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3372 -s 204
      4⤵
      Program crash
      PID:1072
- - 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:2528
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2528 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:3976
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    PID:3332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3372 -ip 3372
1⤵
PID:808

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
121KB

MD5
0976cc7c6d2c8f259daba7a0a5a2f81d

SHA1
0d1cde9e28cfc29fe35c0fa4f8c3a525221c25b1

SHA256
81673979e88afc51a43703148ba0661148aebe9e841ac4751a7c43a82d202b9e

SHA512
0b85b292cdf58324b0ca9a388066bc9d9a245ee542a6a7061d7a3555b27ca162f4e4ff5dea8ef286a3862dc993ad24c2bfad696ebf9baea67ddddc24bf19b2fe

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\RPQ9CKS7\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/2448-17-0x00000000006B0000-0x00000000006B1000-memory.dmp

Filesize
4KB

Download
memory/2448-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2448-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2448-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2448-11-0x0000000000690000-0x0000000000691000-memory.dmp

Filesize
4KB

Download
memory/2448-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2448-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2448-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2448-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2448-16-0x0000000077702000-0x0000000077703000-memory.dmp

Filesize
4KB

Download
memory/2448-19-0x0000000077702000-0x0000000077703000-memory.dmp

Filesize
4KB

Download
memory/2524-0-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2524-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2524-2-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2524-1-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3372-14-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/3372-15-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download