ramnit | f435108186864246270476f6fef691f0b3c15766914a581771edec87da8b0769

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 23:49

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General

Target

d315028331a02699e2ec0d286a387a32_JaffaCakes118.exe
Size

253KB
MD5

d315028331a02699e2ec0d286a387a32
SHA1

cd1a66287df2d8dce8979c641e028704ee91ff60
SHA256

f435108186864246270476f6fef691f0b3c15766914a581771edec87da8b0769
SHA512

d7e80ab42bab0063e16dd9f50dd16675b5d9e105b81d21e55130f1831785e243e5d253cdb7dc02e4109ee84d9c7f411cf2c6514317824c9751865526357bade9
SSDEEP

3072:SE/i83OM3Ao9D5448xUIWNwRAoQtf03lwW3QPm7BiK4aQdbJ42FS5QrX07RNvXOy:sQFTDIW1FS5Qr6XV5Kg

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 2 IoCs

pid	Process
4376	d315028331a02699e2ec0d286a387a32_JaffaCakes118Srv.exe
3612	DesktopLayer.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0009000000023458-3.dat	upx
behavioral2/memory/4376-4-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4376-7-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4376-11-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/3612-13-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/3612-15-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px91D0.tmp	d315028331a02699e2ec0d286a387a32_JaffaCakes118Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	d315028331a02699e2ec0d286a387a32_JaffaCakes118Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	d315028331a02699e2ec0d286a387a32_JaffaCakes118Srv.exe

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	d315028331a02699e2ec0d286a387a32_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d315028331a02699e2ec0d286a387a32_JaffaCakes118Srv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DesktopLayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2673606608"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{CAF99A42-6D73-11EF-939B-D6586EC96307} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2678137653"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "432517931"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31129984"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2673606608"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31129984"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31129984"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\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-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
3612	DesktopLayer.exe
3612	DesktopLayer.exe
3612	DesktopLayer.exe
3612	DesktopLayer.exe
3612	DesktopLayer.exe
3612	DesktopLayer.exe
3612	DesktopLayer.exe
3612	DesktopLayer.exe
3384	d315028331a02699e2ec0d286a387a32_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3256	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3256	iexplore.exe
3256	iexplore.exe
2968	IEXPLORE.EXE
2968	IEXPLORE.EXE
2968	IEXPLORE.EXE
2968	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3384 wrote to memory of 4376	3384	d315028331a02699e2ec0d286a387a32_JaffaCakes118.exe	83
PID 3384 wrote to memory of 4376	3384	d315028331a02699e2ec0d286a387a32_JaffaCakes118.exe	83
PID 3384 wrote to memory of 4376	3384	d315028331a02699e2ec0d286a387a32_JaffaCakes118.exe	83
PID 4376 wrote to memory of 3612	4376	d315028331a02699e2ec0d286a387a32_JaffaCakes118Srv.exe	85
PID 4376 wrote to memory of 3612	4376	d315028331a02699e2ec0d286a387a32_JaffaCakes118Srv.exe	85
PID 4376 wrote to memory of 3612	4376	d315028331a02699e2ec0d286a387a32_JaffaCakes118Srv.exe	85
PID 3612 wrote to memory of 3256	3612	DesktopLayer.exe	86
PID 3612 wrote to memory of 3256	3612	DesktopLayer.exe	86
PID 3256 wrote to memory of 2968	3256	iexplore.exe	88
PID 3256 wrote to memory of 2968	3256	iexplore.exe	88
PID 3256 wrote to memory of 2968	3256	iexplore.exe	88

C:\Users\Admin\AppData\Local\Temp\d315028331a02699e2ec0d286a387a32_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d315028331a02699e2ec0d286a387a32_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3384
- C:\Users\Admin\AppData\Local\Temp\d315028331a02699e2ec0d286a387a32_JaffaCakes118Srv.exe
  C:\Users\Admin\AppData\Local\Temp\d315028331a02699e2ec0d286a387a32_JaffaCakes118Srv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4376
- - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
    "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:3612
  - - 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:3256
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3256 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:2968

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
04ede744c1294fb087496e0d371511c5

SHA1
7f0fe32d23103dbc1c1028ffb626863a795358e6

SHA256
0a4b8f0a5fa70ec6f8346ff1d99abc440b7df2ce594de520a4c88fc2a6589de3

SHA512
0adf65c1bfd504779004106c4c1c41d3534eb9e5c8ae320adeb3f655b9903b7f9028ae73b6ee3d2471dae7d866bea7db001d9eea519a23b964ba31a5708c75eb

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

Filesize
404B

MD5
7b4a0dc49028a2e1ea77a1ff7fadf38f

SHA1
a8ca2c04ec93c55350bfe676bab8d60c70c04a45

SHA256
05cfff4bd5d1923671f11e65bcdb470b3edc54893dd610794f3a55a2db23731f

SHA512
c3bc9e08f5f496e85ef432cf0dc442476fbd0a7420ee6792bc9043b3d37e2cad5e441f2c295a8a43f83f06b82226267f465216668e9be7d479fec3a826f2c748

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\T1CTRFUW\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\d315028331a02699e2ec0d286a387a32_JaffaCakes118Srv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/3384-17-0x0000000000D40000-0x0000000000D86000-memory.dmp

Filesize
280KB

Download
memory/3384-18-0x0000000000D40000-0x0000000000D86000-memory.dmp

Filesize
280KB

Download
memory/3384-0-0x0000000000D40000-0x0000000000D86000-memory.dmp

Filesize
280KB

Download
memory/3612-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3612-14-0x0000000000670000-0x0000000000671000-memory.dmp

Filesize
4KB

Download
memory/3612-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4376-11-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4376-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4376-5-0x0000000000590000-0x000000000059F000-memory.dmp

Filesize
60KB

Download
memory/4376-4-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download