ramnit | 9c51203a4b7e087b050be75eac127cdeb717286a542961f294e48e0e1e1ea432

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
01-01-2025 07:26

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General

Target

JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe
Size

178KB
MD5

4c357d76c061f83034a2d2fa9bd1d6c0
SHA1

4aacc3d385eca6ec1d4296e348b8006f359e7166
SHA256

9c51203a4b7e087b050be75eac127cdeb717286a542961f294e48e0e1e1ea432
SHA512

0fce4158b00aff53b7ea2ca11e1af38876ba8d9e8a4b0941eafd50b081df61c5ca0c25791f504d6f844e00706544dfab281de05e1863b6d572808d2fa2848ff7
SSDEEP

3072:akAwOzhjdRmSZiAqFbrnp+KsYGngtnQnMgjy7jfY0fJLr/7AIvpwZj9u6js5U:+w8h/7PCkKsYGg5Pgjy9RLDcY+hu8V

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
1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1680-28-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/1832-22-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/1832-21-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/1832-20-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/1832-19-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/1832-13-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/1832-12-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/1832-10-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/1832-9-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/1832-8-0x0000000000400000-0x000000000041A000-memory.dmp	upx

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_4c357d76c061f83034a2d2fa9bd1d6c0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31153182"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2303920670"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31153182"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2304077321"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "442481359"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B4D40B34-C811-11EF-AF2A-CAF61997B0B0} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31153182"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2308921363"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe
1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe
1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe
1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe
1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe
1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe
1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe
1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe
1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe
1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe
1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe
1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe
1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe
1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe
1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe
1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe
Token: SeDebugPrivilege	1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2932	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2932	iexplore.exe
2932	iexplore.exe
3352	IEXPLORE.EXE
3352	IEXPLORE.EXE
3352	IEXPLORE.EXE
3352	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe
1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 1832	1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe	84
PID 1680 wrote to memory of 1832	1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe	84
PID 1680 wrote to memory of 1832	1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe	84
PID 1680 wrote to memory of 456	1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe	86
PID 1680 wrote to memory of 456	1680	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe	86
PID 1832 wrote to memory of 2932	1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe	85
PID 1832 wrote to memory of 2932	1832	JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe	85
PID 2932 wrote to memory of 3352	2932	iexplore.exe	87
PID 2932 wrote to memory of 3352	2932	iexplore.exe	87
PID 2932 wrote to memory of 3352	2932	iexplore.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.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:1832
- - 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:2932
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2932 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:3352
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  - Modifies Internet Explorer settings
  PID:456

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
febff5e5b64433316ee5f116c5c14309

SHA1
55a533777edeed0d18304f073d59d5ca1e5c7737

SHA256
888dd735b3cf97e714243c7ecf44064128c4a97452b90ebbc66e317a113ef9a4

SHA512
cbadeca5bbd2528b4af7ad6d053483adac27db83bfcd8b75312a5aa4b09302f729b67a04bbb9af840cb3abd78ec668b5a6c8746685ba0f15780b5e0ea3dd88d8

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

Filesize
404B

MD5
70058c793a4c468eaad4297d38bf66d4

SHA1
7617083443af942943fb01c4b98c3c34ba6364dd

SHA256
508529fa874f298cf7fe6eb501bf5f578926137bcf227e65bfb1d35fb1974fd3

SHA512
07a5451273dbbfa38e23a781cb8df7885a8cffd770a5e3004d1082b01faaceba86c51b5687093bbad947906e41f25731abebf0dc618ade6b93259fed59ac9521

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c357d76c061f83034a2d2fa9bd1d6c0mgr.exe

Filesize
88KB

MD5
a61ea5f2325332c52bff5bce3d161336

SHA1
3a883b8241f5f2efaa76367240db800d78a0209c

SHA256
e6f8a54ed663061527ab46b8e8efc2a0f3c99ae77829c0be0e50eb5b1b48415b

SHA512
fae031e0e7dcd719240bfe94a3f78d1aac73060324d5b65e0cbe564ce6d6781aaa5e930f0729293e3b502b7d07f53f3a72fb2048d44d93d36851aab8330479e5

Download Submit
memory/1680-0-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1680-4-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/1680-30-0x0000000077CB2000-0x0000000077CB3000-memory.dmp

Filesize
4KB

Download
memory/1680-28-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1680-26-0x0000000000420000-0x0000000000421000-memory.dmp

Filesize
4KB

Download
memory/1680-7-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1832-20-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1832-10-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1832-22-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1832-19-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1832-13-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1832-12-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1832-11-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1832-21-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1832-9-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1832-8-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1832-23-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/1832-29-0x0000000077CB2000-0x0000000077CB3000-memory.dmp

Filesize
4KB

Download
memory/1832-14-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1832-5-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download