ramnit | 29df8cf3ada44313665ea0ddebebe51af923713545b649afcc530a08dc56db3b

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01/01/2025, 14:20

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General

Target

29df8cf3ada44313665ea0ddebebe51af923713545b649afcc530a08dc56db3b.dll
Size

240KB
MD5

3c1b2a43ec28549d6e5b5717bda72783
SHA1

a9c37e5a5ab279b259802ed6df601940f029aef3
SHA256

29df8cf3ada44313665ea0ddebebe51af923713545b649afcc530a08dc56db3b
SHA512

d3558c0d0e839fcea4fefc160b786aed4aeaea66495d1c22bb20f0f1126cebc3730748c6652413886e1fa3eb3c68c1ae6cddc4bcc36488738a7add14c51a7175
SSDEEP

3072:0n2PxxtAZZWW5QLBvBt0M1qCWzJP0ruTTBaClHpspom7ffrAmps:MbZZ52LBf0dJ5TTBZbspom7bX6

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
2352	rundll32mgr.exe

Loads dropped DLL 2 IoCs

pid	Process
2348	rundll32.exe
2348	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000b00000001225f-3.dat	upx
behavioral1/memory/2352-17-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/2352-13-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/2352-20-0x0000000000400000-0x0000000000464000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe

Suspicious behavior: MapViewOfSection 26 IoCs

pid	Process
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe
2352	rundll32mgr.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2352	rundll32mgr.exe
Token: SeDebugPrivilege	2352	rundll32mgr.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 2348 wrote to memory of 2352	2348	rundll32.exe	32
PID 2348 wrote to memory of 2352	2348	rundll32.exe	32
PID 2348 wrote to memory of 2352	2348	rundll32.exe	32
PID 2348 wrote to memory of 2352	2348	rundll32.exe	32
PID 2352 wrote to memory of 380	2352	rundll32mgr.exe	3
PID 2352 wrote to memory of 380	2352	rundll32mgr.exe	3
PID 2352 wrote to memory of 380	2352	rundll32mgr.exe	3
PID 2352 wrote to memory of 380	2352	rundll32mgr.exe	3
PID 2352 wrote to memory of 380	2352	rundll32mgr.exe	3
PID 2352 wrote to memory of 380	2352	rundll32mgr.exe	3
PID 2352 wrote to memory of 380	2352	rundll32mgr.exe	3
PID 2352 wrote to memory of 396	2352	rundll32mgr.exe	4
PID 2352 wrote to memory of 396	2352	rundll32mgr.exe	4
PID 2352 wrote to memory of 396	2352	rundll32mgr.exe	4
PID 2352 wrote to memory of 396	2352	rundll32mgr.exe	4
PID 2352 wrote to memory of 396	2352	rundll32mgr.exe	4
PID 2352 wrote to memory of 396	2352	rundll32mgr.exe	4
PID 2352 wrote to memory of 396	2352	rundll32mgr.exe	4
PID 2352 wrote to memory of 432	2352	rundll32mgr.exe	5
PID 2352 wrote to memory of 432	2352	rundll32mgr.exe	5
PID 2352 wrote to memory of 432	2352	rundll32mgr.exe	5
PID 2352 wrote to memory of 432	2352	rundll32mgr.exe	5
PID 2352 wrote to memory of 432	2352	rundll32mgr.exe	5
PID 2352 wrote to memory of 432	2352	rundll32mgr.exe	5
PID 2352 wrote to memory of 432	2352	rundll32mgr.exe	5
PID 2352 wrote to memory of 476	2352	rundll32mgr.exe	6
PID 2352 wrote to memory of 476	2352	rundll32mgr.exe	6
PID 2352 wrote to memory of 476	2352	rundll32mgr.exe	6
PID 2352 wrote to memory of 476	2352	rundll32mgr.exe	6
PID 2352 wrote to memory of 476	2352	rundll32mgr.exe	6
PID 2352 wrote to memory of 476	2352	rundll32mgr.exe	6
PID 2352 wrote to memory of 476	2352	rundll32mgr.exe	6
PID 2352 wrote to memory of 492	2352	rundll32mgr.exe	7
PID 2352 wrote to memory of 492	2352	rundll32mgr.exe	7
PID 2352 wrote to memory of 492	2352	rundll32mgr.exe	7
PID 2352 wrote to memory of 492	2352	rundll32mgr.exe	7
PID 2352 wrote to memory of 492	2352	rundll32mgr.exe	7
PID 2352 wrote to memory of 492	2352	rundll32mgr.exe	7
PID 2352 wrote to memory of 492	2352	rundll32mgr.exe	7
PID 2352 wrote to memory of 500	2352	rundll32mgr.exe	8
PID 2352 wrote to memory of 500	2352	rundll32mgr.exe	8
PID 2352 wrote to memory of 500	2352	rundll32mgr.exe	8
PID 2352 wrote to memory of 500	2352	rundll32mgr.exe	8
PID 2352 wrote to memory of 500	2352	rundll32mgr.exe	8
PID 2352 wrote to memory of 500	2352	rundll32mgr.exe	8
PID 2352 wrote to memory of 500	2352	rundll32mgr.exe	8
PID 2352 wrote to memory of 616	2352	rundll32mgr.exe	9
PID 2352 wrote to memory of 616	2352	rundll32mgr.exe	9
PID 2352 wrote to memory of 616	2352	rundll32mgr.exe	9
PID 2352 wrote to memory of 616	2352	rundll32mgr.exe	9
PID 2352 wrote to memory of 616	2352	rundll32mgr.exe	9
PID 2352 wrote to memory of 616	2352	rundll32mgr.exe	9
PID 2352 wrote to memory of 616	2352	rundll32mgr.exe	9
PID 2352 wrote to memory of 692	2352	rundll32mgr.exe	10
PID 2352 wrote to memory of 692	2352	rundll32mgr.exe	10
PID 2352 wrote to memory of 692	2352	rundll32mgr.exe	10
PID 2352 wrote to memory of 692	2352	rundll32mgr.exe	10

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:380
- C:\Windows\system32\services.exe
  C:\Windows\system32\services.exe
  2⤵
  PID:476
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k DcomLaunch
    3⤵
    PID:616
  - - C:\Windows\system32\wbem\wmiprvse.exe
      C:\Windows\system32\wbem\wmiprvse.exe
      4⤵
      PID:1188
  - - C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      4⤵
      PID:1632
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k RPCSS
    3⤵
    PID:692
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
    3⤵
    PID:776
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
    3⤵
    PID:824
  - - C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      4⤵
      PID:1164
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    3⤵
    PID:860
  - - \\?\C:\Windows\system32\wbem\WMIADAP.EXE
      wmiadap.exe /F /T /R
      4⤵
      PID:2104
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService
    3⤵
    PID:980
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k NetworkService
    3⤵
    PID:272
- - C:\Windows\System32\spoolsv.exe
    C:\Windows\System32\spoolsv.exe
    3⤵
    PID:400
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
    3⤵
    PID:1076
- - C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    3⤵
    PID:1120
- - C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
    "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
    3⤵
    PID:308
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
    3⤵
    PID:2428
- - C:\Windows\system32\sppsvc.exe
    C:\Windows\system32\sppsvc.exe
    3⤵
    PID:1928
- C:\Windows\system32\lsass.exe
  C:\Windows\system32\lsass.exe
  2⤵
  PID:492
- C:\Windows\system32\lsm.exe
  C:\Windows\system32\lsm.exe
  2⤵
  PID:500

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:396

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:432

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\29df8cf3ada44313665ea0ddebebe51af923713545b649afcc530a08dc56db3b.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1488
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\29df8cf3ada44313665ea0ddebebe51af923713545b649afcc530a08dc56db3b.dll,#1
    3⤵
    - Loads dropped DLL
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2348
  - - C:\Windows\SysWOW64\rundll32mgr.exe
      C:\Windows\SysWOW64\rundll32mgr.exe
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

\Windows\SysWOW64\rundll32mgr.exe

Filesize
159KB

MD5
8703c6aeb2e62da71e50db9698d91e35

SHA1
cafceda794c5b1976b46a5d39949137aba8dc9e6

SHA256
c3a332de99e2b195bbb3e5927f8ee4217f968bc373f8c499db45db0b3388d47d

SHA512
48e45868929fcacfa06c5078de2e54d32cfab80e5dd00036b37f3d55b33269f0ee82f46b68e7a6adc2ec9aecad8672393a77602c1b995133876c2c4e6d15229a

Download Submit
memory/2348-10-0x0000000074500000-0x000000007453D000-memory.dmp

Filesize
244KB

Download
memory/2348-2-0x0000000074530000-0x000000007456D000-memory.dmp

Filesize
244KB

Download
memory/2348-11-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2348-22-0x000000007EFA0000-0x000000007EFAC000-memory.dmp

Filesize
48KB

Download
memory/2348-21-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2348-9-0x0000000074540000-0x000000007457D000-memory.dmp

Filesize
244KB

Download
memory/2348-1-0x0000000074540000-0x000000007457D000-memory.dmp

Filesize
244KB

Download
memory/2352-13-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2352-14-0x0000000076F2F000-0x0000000076F30000-memory.dmp

Filesize
4KB

Download
memory/2352-15-0x0000000076F30000-0x0000000076F31000-memory.dmp

Filesize
4KB

Download
memory/2352-20-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2352-18-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2352-16-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2352-17-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download