ramnit | b194c460c0616b3c5bfc0e13950a7642a777b0927bb5036ecf1477042d1831e8

Analysis

max time kernel
91s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 05:34

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General

Target

JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe
Size

129KB
MD5

85d42b5c420227011a4af768f443a3a8
SHA1

d22b5759f7331c483d7bb5780a267ef171aa3fe5
SHA256

b194c460c0616b3c5bfc0e13950a7642a777b0927bb5036ecf1477042d1831e8
SHA512

14ca801115ead33c7c6897375fa8d16d9679ee7dbda980370ae3d83a456a664e0bda357f146e340029f775435759a6925c9b96a4d3da704f59b6fbb0cd57c485
SSDEEP

3072:OdCmj0KVZSXQ0yNPaaHw7Koj4rtuFeHiiaKL:OdC/K/3KeH

Score

10^/10

ramnit banker defense_evasion discovery spyware stealer trojan 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

UAC bypass 3 TTPs 1 IoCs

defense_evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	dcwnrbgyudmxvbki.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Control Panel\International\Geo\Nation	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Control Panel\International\Geo\Nation	dcwnrbgyudmxvbki.exe

Executes dropped EXE 2 IoCs

pid	Process
3232	dcwnrbgyudmxvbki.exe
2916	dcwnrbgyudmxvbki.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	dcwnrbgyudmxvbki.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2896	3344	WerFault.exe	86
5076	3792	WerFault.exe	103

System Location Discovery: System Language Discovery 1 TTPs 7 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	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dcwnrbgyudmxvbki.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe

Modifies Internet Explorer settings 1 TTPs 23 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\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-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{5710C251-06DF-11F0-A824-4229E0522C54} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "449386650"	IEXPLORE.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
664	Process not Found

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeSecurityPrivilege	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe
Token: SeDebugPrivilege	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe
Token: SeSecurityPrivilege	3232	dcwnrbgyudmxvbki.exe
Token: SeSecurityPrivilege	2916	dcwnrbgyudmxvbki.exe
Token: SeLoadDriverPrivilege	2916	dcwnrbgyudmxvbki.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2592	IEXPLORE.EXE
2592	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2592	IEXPLORE.EXE
2592	IEXPLORE.EXE
4600	IEXPLORE.EXE
4600	IEXPLORE.EXE
4600	IEXPLORE.EXE
4600	IEXPLORE.EXE
2592	IEXPLORE.EXE
2592	IEXPLORE.EXE
3992	IEXPLORE.EXE
3992	IEXPLORE.EXE
3992	IEXPLORE.EXE
3992	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 4004 wrote to memory of 3344	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	86
PID 4004 wrote to memory of 3344	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	86
PID 4004 wrote to memory of 3344	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	86
PID 4004 wrote to memory of 3344	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	86
PID 4004 wrote to memory of 3344	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	86
PID 4004 wrote to memory of 3344	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	86
PID 4004 wrote to memory of 3344	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	86
PID 4004 wrote to memory of 3344	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	86
PID 4004 wrote to memory of 3344	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	86
PID 4004 wrote to memory of 4572	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	99
PID 4004 wrote to memory of 4572	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	99
PID 4004 wrote to memory of 4572	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	99
PID 4572 wrote to memory of 2592	4572	iexplore.exe	100
PID 4572 wrote to memory of 2592	4572	iexplore.exe	100
PID 2592 wrote to memory of 4600	2592	IEXPLORE.EXE	101
PID 2592 wrote to memory of 4600	2592	IEXPLORE.EXE	101
PID 2592 wrote to memory of 4600	2592	IEXPLORE.EXE	101
PID 4004 wrote to memory of 3792	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	103
PID 4004 wrote to memory of 3792	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	103
PID 4004 wrote to memory of 3792	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	103
PID 4004 wrote to memory of 3792	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	103
PID 4004 wrote to memory of 3792	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	103
PID 4004 wrote to memory of 3792	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	103
PID 4004 wrote to memory of 3792	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	103
PID 4004 wrote to memory of 3792	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	103
PID 4004 wrote to memory of 3792	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	103
PID 4004 wrote to memory of 2496	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	107
PID 4004 wrote to memory of 2496	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	107
PID 4004 wrote to memory of 2496	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	107
PID 2496 wrote to memory of 2684	2496	iexplore.exe	108
PID 2496 wrote to memory of 2684	2496	iexplore.exe	108
PID 2592 wrote to memory of 3992	2592	IEXPLORE.EXE	109
PID 2592 wrote to memory of 3992	2592	IEXPLORE.EXE	109
PID 2592 wrote to memory of 3992	2592	IEXPLORE.EXE	109
PID 4004 wrote to memory of 3232	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	116
PID 4004 wrote to memory of 3232	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	116
PID 4004 wrote to memory of 3232	4004	JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe	116
PID 3232 wrote to memory of 1708	3232	dcwnrbgyudmxvbki.exe	117
PID 3232 wrote to memory of 1708	3232	dcwnrbgyudmxvbki.exe	117
PID 3232 wrote to memory of 1708	3232	dcwnrbgyudmxvbki.exe	117
PID 1708 wrote to memory of 2916	1708	cmd.exe	119
PID 1708 wrote to memory of 2916	1708	cmd.exe	119
PID 1708 wrote to memory of 2916	1708	cmd.exe	119

System policy modification 1 TTPs 1 IoCs

defense_evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	dcwnrbgyudmxvbki.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85d42b5c420227011a4af768f443a3a8.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4004
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe
  2⤵
  PID:3344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3344 -s 204
    3⤵
    - Program crash
    PID:2896
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4572
- - 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:2592
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2592 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:4600
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2592 CREDAT:17416 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:3992
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe
  2⤵
  PID:3792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3792 -s 208
    3⤵
    - Program crash
    PID:5076
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2496
- - C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
    3⤵
    - Modifies Internet Explorer settings
    PID:2684
- C:\Users\Admin\AppData\Local\Temp\dcwnrbgyudmxvbki.exe
  "C:\Users\Admin\AppData\Local\Temp\dcwnrbgyudmxvbki.exe" elevate
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3232
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\dcwnrbgyudmxvbki.exe"" admin
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1708
  - - C:\Users\Admin\AppData\Local\Temp\dcwnrbgyudmxvbki.exe
      "C:\Users\Admin\AppData\Local\Temp\dcwnrbgyudmxvbki.exe" admin
      4⤵
      UAC bypass
      Executes dropped EXE
      Checks whether UAC is enabled
      Suspicious use of AdjustPrivilegeToken
      System policy modification
      PID:2916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3344 -ip 3344
1⤵
PID:3584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3792 -ip 3792
1⤵
PID:4548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

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\Local\Microsoft\Windows\INetCache\IE\84O89Q0W\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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

Filesize
129KB

MD5
85d42b5c420227011a4af768f443a3a8

SHA1
d22b5759f7331c483d7bb5780a267ef171aa3fe5

SHA256
b194c460c0616b3c5bfc0e13950a7642a777b0927bb5036ecf1477042d1831e8

SHA512
14ca801115ead33c7c6897375fa8d16d9679ee7dbda980370ae3d83a456a664e0bda357f146e340029f775435759a6925c9b96a4d3da704f59b6fbb0cd57c485

Download Submit
memory/2916-32-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3232-27-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3232-25-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3344-6-0x0000000000EE0000-0x0000000000EE1000-memory.dmp

Filesize
4KB

Download
memory/3344-7-0x0000000000EC0000-0x0000000000EC1000-memory.dmp

Filesize
4KB

Download
memory/4004-8-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4004-13-0x0000000077412000-0x0000000077413000-memory.dmp

Filesize
4KB

Download
memory/4004-10-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4004-15-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4004-17-0x0000000077412000-0x0000000077413000-memory.dmp

Filesize
4KB

Download
memory/4004-16-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4004-0-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4004-2-0x0000000000440000-0x0000000000441000-memory.dmp

Filesize
4KB

Download
memory/4004-4-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4004-3-0x0000000000760000-0x0000000000761000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads