ramnit | c3eece0e1546f2266057b90688fc8b303afe462b656f29cc727e666058b66185

Analysis

max time kernel
92s
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
31-12-2024 03:33

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General

Target

JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660.exe
Size

234KB
MD5

02c7f2667a6fc190c858d3040ae1b660
SHA1

689bad0bb52f67fa2a445dc42f131860f3f684cb
SHA256

c3eece0e1546f2266057b90688fc8b303afe462b656f29cc727e666058b66185
SHA512

909cb8d4bd26f65411d8cf4bccf2714f164ea130fdfaca1dd13ee6a3270ef5cfcac5840541a9d4b92c7d502838c40c74443f88f6e0cbed40739961a22955fb38
SSDEEP

3072:LobBqJq3ZruXzi+wGw3T9Z7vyppNBrYFnB26ukk/CXrkm:LwBqJ+ZaDi+4xdINBrAnk6u1wrn

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

pid	Process
3348	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.exe
1616	WaterMark.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3348-15-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3348-18-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1616-27-0x0000000000400000-0x0000000000434000-memory.dmp	upx
behavioral2/memory/1616-34-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1616-32-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1616-30-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3348-14-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3348-11-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3348-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3348-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3348-7-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1616-40-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1616-41-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px6A01.tmp	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4592	3504	WerFault.exe	83

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.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 (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	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\DomainSuggestion	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\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31152948"	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\Main\CompatibilityFlags = "0"	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\VersionManager	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 (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\Recovery\PendingRecovery	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\LastCheckForUpdateLowDateTime = "3655285967"	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\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31152948"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31152948"	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
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3658254269"	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 = "442380992"	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
Set value (data)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	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	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{057F3982-C728-11EF-B9D5-DA61A5E71E4E} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3655285967"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe
1616	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1616	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4772	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4772	iexplore.exe
4772	iexplore.exe
4444	IEXPLORE.EXE
4444	IEXPLORE.EXE
4444	IEXPLORE.EXE
4444	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3348	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.exe
1616	WaterMark.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 380 wrote to memory of 3348	380	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660.exe	81
PID 380 wrote to memory of 3348	380	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660.exe	81
PID 380 wrote to memory of 3348	380	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660.exe	81
PID 3348 wrote to memory of 1616	3348	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.exe	82
PID 3348 wrote to memory of 1616	3348	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.exe	82
PID 3348 wrote to memory of 1616	3348	JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.exe	82
PID 1616 wrote to memory of 3504	1616	WaterMark.exe	83
PID 1616 wrote to memory of 3504	1616	WaterMark.exe	83
PID 1616 wrote to memory of 3504	1616	WaterMark.exe	83
PID 1616 wrote to memory of 3504	1616	WaterMark.exe	83
PID 1616 wrote to memory of 3504	1616	WaterMark.exe	83
PID 1616 wrote to memory of 3504	1616	WaterMark.exe	83
PID 1616 wrote to memory of 3504	1616	WaterMark.exe	83
PID 1616 wrote to memory of 3504	1616	WaterMark.exe	83
PID 1616 wrote to memory of 3504	1616	WaterMark.exe	83
PID 1616 wrote to memory of 4772	1616	WaterMark.exe	87
PID 1616 wrote to memory of 4772	1616	WaterMark.exe	87
PID 1616 wrote to memory of 2928	1616	WaterMark.exe	88
PID 1616 wrote to memory of 2928	1616	WaterMark.exe	88
PID 4772 wrote to memory of 4444	4772	iexplore.exe	89
PID 4772 wrote to memory of 4444	4772	iexplore.exe	89
PID 4772 wrote to memory of 4444	4772	iexplore.exe	89

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:380
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:3348
- - C:\Program Files (x86)\Microsoft\WaterMark.exe
    "C:\Program Files (x86)\Microsoft\WaterMark.exe"
    3⤵
    - 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:1616
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      PID:3504
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3504 -s 204
        5⤵
        Program crash
        
        PID:4592
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:4772
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4772 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:4444
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      PID:2928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3504 -ip 3504
1⤵
PID:3112

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
e5e877bcc2542ab8629d8f34bafcd7f4

SHA1
8f618efa1584268e9eafd2b01c2a2ac006113c01

SHA256
5e63bcec102963b96b1f7d08ec512431a0ba748f90134dc51a05046296541e9e

SHA512
79153f941ae2cc4a5649ac729f03dd3f98df24d5084e36d14467b2a859e6d63fc4167feac24e7b519a9e179fb243447fe6d09519169b11e3151d5cc467e4c9d4

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

Filesize
404B

MD5
df5e02818c1f4bf8ce85f921f9aaa97e

SHA1
cb226efdb971e8498e0c01549810e69869634047

SHA256
b10994431a86df1cf0cddb66e26845fd748d8bf11546a39c6c7c7525835ff59e

SHA512
bf40d1ba4e6b567b70b6c6e8a8c4ac9a3db508adce9bfc73561a9b5ac485f01a0bf06069c0021871a6e77e482299199822b590db330bc4d96dbb35ca7d33c94d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\TTJXD3SW\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02c7f2667a6fc190c858d3040ae1b660mgr.exe

Filesize
164KB

MD5
d15503ad1b18b12e61b71317eb9da448

SHA1
65ecd5d7e6d3c03d59985a32eba7b8ff9f395680

SHA256
dcf1a705180f34d3461d9a6a3a7c50cf080c497fed467cb21bff513baefaf289

SHA512
f2dcba0fc837aee6b50331c4a4ce2d4e8811ee7146397032e513a61dbf44b769e8dc9c59d3d2c6356bca3b70583cb0df146ec4e76998225c21449a280017d493

Download Submit
memory/380-0-0x0000000000EA0000-0x0000000000EDF000-memory.dmp

Filesize
252KB

Download
memory/380-16-0x0000000000EA0000-0x0000000000EDF000-memory.dmp

Filesize
252KB

Download
memory/1616-30-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1616-40-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1616-41-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1616-39-0x0000000077DD2000-0x0000000077DD3000-memory.dmp

Filesize
4KB

Download
memory/1616-34-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1616-33-0x0000000077DD2000-0x0000000077DD3000-memory.dmp

Filesize
4KB

Download
memory/1616-32-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1616-31-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download
memory/1616-27-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/1616-38-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/3348-14-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3348-11-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3348-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3348-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3348-7-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3348-15-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3348-18-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3348-12-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3348-6-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/3348-4-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3504-36-0x0000000000F60000-0x0000000000F61000-memory.dmp

Filesize
4KB

Download
memory/3504-37-0x0000000000F40000-0x0000000000F41000-memory.dmp

Filesize
4KB

Download