ramnit | ecd6d9aa9c78a8e41be57082eaebc38545fc93bc4cf5ff5a2790df4aa0aecf3d

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2024 01:23

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General

Target

9860c56e947f020b8c79d7ebcc8b326c_JaffaCakes118.dll
Size

129KB
MD5

9860c56e947f020b8c79d7ebcc8b326c
SHA1

32a736ebbb446e804860c6a17074bf91916d0ca7
SHA256

ecd6d9aa9c78a8e41be57082eaebc38545fc93bc4cf5ff5a2790df4aa0aecf3d
SHA512

e85817c951c64e413806cacaf3248aab22cbb09b43719114a994c11f4d073bbc15bf0b75cd64e76a0004fd12a829c03a02a0a483ce4f95d1f96926edd9336155
SSDEEP

1536:Tm8pJcJUTG+yLgVMYJT/qlenN5kw65sg4W0HXRdQVrcGhDn/beN5Zlun7/yu6DBf:aggY2cnN5kw65sgr0rurcy/OpsG9Bf

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 2 IoCs

Processes:

rundll32mgr.exeWaterMark.exe

pid	Process
2472	rundll32mgr.exe
3280	WaterMark.exe

Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

UPX packed file 11 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2472-7-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2472-13-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2472-14-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2472-12-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2472-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2472-6-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2472-5-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3280-24-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3280-28-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3280-36-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3280-38-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

Processes:

rundll32mgr.exe

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxB91E.tmp	rundll32mgr.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	rundll32mgr.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	rundll32mgr.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
1020	4748	WerFault.exe	86

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

Processes:

IEXPLORE.EXErundll32.exerundll32mgr.exeWaterMark.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32mgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WaterMark.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXEiexplore.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31145688"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2987959408"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DDB64178-AACB-11EF-91C3-CAFD856C81B1} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "439262779"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31145688"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31145688"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2990303253"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2987959408"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

WaterMark.exe

pid	Process
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe
3280	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WaterMark.exe

description	pid	Process
Token: SeDebugPrivilege	3280	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid	Process
2764	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid	Process
2764	iexplore.exe
2764	iexplore.exe
3276	IEXPLORE.EXE
3276	IEXPLORE.EXE
3276	IEXPLORE.EXE
3276	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

Processes:

rundll32mgr.exeWaterMark.exe

pid	Process
2472	rundll32mgr.exe
3280	WaterMark.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

rundll32.exerundll32.exerundll32mgr.exeWaterMark.exeiexplore.exe

description	pid	Process	procid_target
PID 3736 wrote to memory of 1404	3736	rundll32.exe	83
PID 3736 wrote to memory of 1404	3736	rundll32.exe	83
PID 3736 wrote to memory of 1404	3736	rundll32.exe	83
PID 1404 wrote to memory of 2472	1404	rundll32.exe	84
PID 1404 wrote to memory of 2472	1404	rundll32.exe	84
PID 1404 wrote to memory of 2472	1404	rundll32.exe	84
PID 2472 wrote to memory of 3280	2472	rundll32mgr.exe	85
PID 2472 wrote to memory of 3280	2472	rundll32mgr.exe	85
PID 2472 wrote to memory of 3280	2472	rundll32mgr.exe	85
PID 3280 wrote to memory of 4748	3280	WaterMark.exe	86
PID 3280 wrote to memory of 4748	3280	WaterMark.exe	86
PID 3280 wrote to memory of 4748	3280	WaterMark.exe	86
PID 3280 wrote to memory of 4748	3280	WaterMark.exe	86
PID 3280 wrote to memory of 4748	3280	WaterMark.exe	86
PID 3280 wrote to memory of 4748	3280	WaterMark.exe	86
PID 3280 wrote to memory of 4748	3280	WaterMark.exe	86
PID 3280 wrote to memory of 4748	3280	WaterMark.exe	86
PID 3280 wrote to memory of 4748	3280	WaterMark.exe	86
PID 3280 wrote to memory of 2764	3280	WaterMark.exe	93
PID 3280 wrote to memory of 2764	3280	WaterMark.exe	93
PID 3280 wrote to memory of 3512	3280	WaterMark.exe	94
PID 3280 wrote to memory of 3512	3280	WaterMark.exe	94
PID 2764 wrote to memory of 3276	2764	iexplore.exe	96
PID 2764 wrote to memory of 3276	2764	iexplore.exe	96
PID 2764 wrote to memory of 3276	2764	iexplore.exe	96

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9860c56e947f020b8c79d7ebcc8b326c_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9860c56e947f020b8c79d7ebcc8b326c_JaffaCakes118.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1404
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:2472
  - - C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      4⤵
      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:3280
    - - C:\Windows\SysWOW64\svchost.exe
        
        C:\Windows\system32\svchost.exe
        5⤵
        
        PID:4748
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 208
        6⤵
        Program crash
        
        PID:1020
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:2764
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2764 CREDAT:17410 /prefetch:2
        6⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:3276
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        Modifies Internet Explorer settings
        
        PID:3512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4748 -ip 4748
1⤵
PID:4448

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:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
539399c9f7153f78b67cde1bcdea163f

SHA1
6cb6e4936d546c17549aec9431a2af7c31bb3c3a

SHA256
27b9528028887b2d852cae2cb55efb965fc13dfa0882f85d6236814f7eb0ad65

SHA512
11836ba1429de7d15b9eb33b4852b0c71872149e9d448959c366aca1db75796446a86ee5c40b274ac3102d5395c7197d4dc2cd11b32754538aa6883e0ebdbf17

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

Filesize
404B

MD5
f9c49bb870e3446aa64c4732ea5349e0

SHA1
859dbbb980edba93281dd601c9311f732e40ece5

SHA256
821b25390d94bca0885c633d25ae96461d96008e34fc0ed2307e9dc3460f5ffc

SHA512
a7dca8064b54d3f47035016e87ec3c2e866927edbb0244cb6999f22610eb9bbcb117ea7a94dab296007e327cf98a29d7bfadfeadc19e02809ca297f3d4d709df

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\XH3Z2ZON\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
60KB

MD5
94f2f6ffbba8e7644668b51b39983916

SHA1
63357bbdf90101969117983dbc0d4ed0e713c4d7

SHA256
ede7603855cb37082c241c720a6650988c684eb3bcb263e5dd7b457458940fed

SHA512
d04430ceac70c6fa71d07d9ee82ac2bb5e6c0641d5c9e7e5a3ed39d342e8b198f367676516a55f0653e0b88635a027b9ad220e223145b8be8df281bb6faf7156

Download Submit
memory/1404-37-0x0000000076290000-0x00000000762B6000-memory.dmp

Filesize
152KB

Download
memory/1404-1-0x0000000076290000-0x00000000762B6000-memory.dmp

Filesize
152KB

Download
memory/2472-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2472-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2472-6-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2472-5-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2472-14-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2472-13-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2472-10-0x00000000008A0000-0x00000000008A1000-memory.dmp

Filesize
4KB

Download
memory/2472-7-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3280-29-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/3280-35-0x0000000077B72000-0x0000000077B73000-memory.dmp

Filesize
4KB

Download
memory/3280-36-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3280-34-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/3280-38-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3280-30-0x0000000077B72000-0x0000000077B73000-memory.dmp

Filesize
4KB

Download
memory/3280-28-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3280-24-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4748-33-0x0000000000D40000-0x0000000000D41000-memory.dmp

Filesize
4KB

Download
memory/4748-32-0x0000000000D60000-0x0000000000D61000-memory.dmp

Filesize
4KB

Download