ramnit | 2353ca7bfff8ffaaced210c1a51fc804058677b0e5f15ba5fe0b157676cee4b6

Analysis

max time kernel
150s
max time network
143s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
01/01/2025, 14:02

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General

Target

JaffaCakes118_57e216dd583d1e0bd994370d9cc06add.dll
Size

128KB
MD5

57e216dd583d1e0bd994370d9cc06add
SHA1

03bb0870d94181ea3719b32838618dae3d391565
SHA256

2353ca7bfff8ffaaced210c1a51fc804058677b0e5f15ba5fe0b157676cee4b6
SHA512

3b3ae56cafd9eda3c73c3b455b274d5229c5a97f19aeb816b1efa49d7cca2d358e62c1bc1d6cc1379a62dca49c039704ec031373a77c745898d48cc41a482c58
SSDEEP

3072:D9DXmroY9wjVpDFZ/ok8YwiLveB+Qhh04dOQM:DtqsN/vIyWgQh/

Score

10^/10

ramnit banker defense_evasion discovery evasion persistence spyware stealer trojan worm

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exe,C:\\Users\\Admin\\AppData\\Local\\wpjyojfy\\fvblyjom.exe"	svchost.exe

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

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"	svchost.exe

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svchost.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fvblyjom.exe	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fvblyjom.exe	svchost.exe

Executes dropped EXE 2 IoCs

pid	Process
2752	SC4O823
2536	wbvjblqvfegdtydq.exe

Impair Defenses: Safe Mode Boot 1 TTPs 3 IoCs

defense_evasion

Safe Mode Boot

T1562.009

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\WinDefend	svchost.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc	svchost.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\Power	svchost.exe

Loads dropped DLL 6 IoCs

pid	Process
2236	rundll32.exe
2236	rundll32.exe
2752	SC4O823
2752	SC4O823
2752	SC4O823
2752	SC4O823

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\FvbLyjom = "C:\\Users\\Admin\\AppData\\Local\\wpjyojfy\\fvblyjom.exe"	svchost.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SC4O823
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wbvjblqvfegdtydq.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
476	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2752	SC4O823
Token: SeDebugPrivilege	2752	SC4O823
Token: SeSecurityPrivilege	2844	svchost.exe
Token: SeSecurityPrivilege	2712	svchost.exe
Token: SeDebugPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeSecurityPrivilege	2536	wbvjblqvfegdtydq.exe
Token: SeLoadDriverPrivilege	2536	wbvjblqvfegdtydq.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe
Token: SeBackupPrivilege	2712	svchost.exe
Token: SeRestorePrivilege	2712	svchost.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2236	2240	rundll32.exe	30
PID 2240 wrote to memory of 2236	2240	rundll32.exe	30
PID 2240 wrote to memory of 2236	2240	rundll32.exe	30
PID 2240 wrote to memory of 2236	2240	rundll32.exe	30
PID 2240 wrote to memory of 2236	2240	rundll32.exe	30
PID 2240 wrote to memory of 2236	2240	rundll32.exe	30
PID 2240 wrote to memory of 2236	2240	rundll32.exe	30
PID 2236 wrote to memory of 2752	2236	rundll32.exe	31
PID 2236 wrote to memory of 2752	2236	rundll32.exe	31
PID 2236 wrote to memory of 2752	2236	rundll32.exe	31
PID 2236 wrote to memory of 2752	2236	rundll32.exe	31
PID 2752 wrote to memory of 2844	2752	SC4O823	32
PID 2752 wrote to memory of 2844	2752	SC4O823	32
PID 2752 wrote to memory of 2844	2752	SC4O823	32
PID 2752 wrote to memory of 2844	2752	SC4O823	32
PID 2752 wrote to memory of 2844	2752	SC4O823	32
PID 2752 wrote to memory of 2844	2752	SC4O823	32
PID 2752 wrote to memory of 2844	2752	SC4O823	32
PID 2752 wrote to memory of 2844	2752	SC4O823	32
PID 2752 wrote to memory of 2844	2752	SC4O823	32
PID 2752 wrote to memory of 2844	2752	SC4O823	32
PID 2752 wrote to memory of 2712	2752	SC4O823	33
PID 2752 wrote to memory of 2712	2752	SC4O823	33
PID 2752 wrote to memory of 2712	2752	SC4O823	33
PID 2752 wrote to memory of 2712	2752	SC4O823	33
PID 2752 wrote to memory of 2712	2752	SC4O823	33
PID 2752 wrote to memory of 2712	2752	SC4O823	33
PID 2752 wrote to memory of 2712	2752	SC4O823	33
PID 2752 wrote to memory of 2712	2752	SC4O823	33
PID 2752 wrote to memory of 2712	2752	SC4O823	33
PID 2752 wrote to memory of 2712	2752	SC4O823	33
PID 2752 wrote to memory of 2536	2752	SC4O823	34
PID 2752 wrote to memory of 2536	2752	SC4O823	34
PID 2752 wrote to memory of 2536	2752	SC4O823	34
PID 2752 wrote to memory of 2536	2752	SC4O823	34

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57e216dd583d1e0bd994370d9cc06add.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57e216dd583d1e0bd994370d9cc06add.dll,#1
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Users\Admin\AppData\Local\Temp\SC4O823
    "SC4O823"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2752
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:2844
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      Modifies WinLogon for persistence
      UAC bypass
      Checks BIOS information in registry
      Drops startup file
      Impair Defenses: Safe Mode Boot
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2712
  - - C:\Users\Admin\AppData\Local\Temp\wbvjblqvfegdtydq.exe
      "C:\Users\Admin\AppData\Local\Temp\wbvjblqvfegdtydq.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:2536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Safe Mode Boot

T1562.009

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

\Users\Admin\AppData\Local\Temp\SC4O823

Filesize
94KB

MD5
2c1f8a0fa5ea49ef80bb7f6cdcdd946f

SHA1
29e1a5bb66437404e04bb13b2f77b7876ab794cf

SHA256
1a21cfd3103820715d2c6b13282a4002f08a0e56b034bce24de1726185ef73b4

SHA512
053b48b147495c576f2f6ce8add509613949056355d6518cf345ad4e8959690e194f0a79b9eb42fc78a57a5d8bd9b45913202be635a762a02f939a83b8a5213b

Download Submit
memory/2236-2-0x0000000010000000-0x0000000010020000-memory.dmp

Filesize
128KB

Download
memory/2236-1-0x0000000010000000-0x0000000010020000-memory.dmp

Filesize
128KB

Download
memory/2236-0-0x0000000010000000-0x0000000010020000-memory.dmp

Filesize
128KB

Download
memory/2236-13-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2236-14-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2236-69-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2236-3-0x0000000010000000-0x0000000010020000-memory.dmp

Filesize
128KB

Download
memory/2536-105-0x0000000000400000-0x0000000000439B84-memory.dmp

Filesize
230KB

Download
memory/2536-101-0x0000000000400000-0x0000000000439B84-memory.dmp

Filesize
230KB

Download
memory/2712-114-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-111-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-109-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-108-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-60-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-59-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-107-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-106-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-66-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-110-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-112-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-71-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-45-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-76-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-39-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-113-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2712-115-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2752-97-0x000000007756F000-0x0000000077570000-memory.dmp

Filesize
4KB

Download
memory/2752-52-0x0000000077570000-0x0000000077571000-memory.dmp

Filesize
4KB

Download
memory/2752-16-0x0000000000240000-0x0000000000242000-memory.dmp

Filesize
8KB

Download
memory/2752-19-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2752-17-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2752-20-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2752-81-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2752-90-0x0000000002A30000-0x0000000002A6A000-memory.dmp

Filesize
232KB

Download
memory/2752-89-0x0000000000400000-0x0000000000439B84-memory.dmp

Filesize
230KB

Download
memory/2752-21-0x0000000000400000-0x0000000000439B84-memory.dmp

Filesize
230KB

Download
memory/2752-68-0x0000000077570000-0x0000000077571000-memory.dmp

Filesize
4KB

Download
memory/2752-15-0x0000000000400000-0x0000000000439B84-memory.dmp

Filesize
230KB

Download
memory/2752-53-0x000000007756F000-0x0000000077570000-memory.dmp

Filesize
4KB

Download
memory/2844-29-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2844-33-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2844-34-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2844-51-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2844-35-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2844-25-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2844-50-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/2844-49-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2844-23-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download