ramnit | 586f70c01d659e169a5ba71289db61dec251af98749491a917e3922cfaa162f0

Analysis

max time kernel
75s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01/01/2025, 19:50

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General

Target

586f70c01d659e169a5ba71289db61dec251af98749491a917e3922cfaa162f0.dll
Size

205KB
MD5

815489afafac56f981e4f35e7d2f0c92
SHA1

a66e91aa537cc9cdfb1bb7da0c1776e5168eab71
SHA256

586f70c01d659e169a5ba71289db61dec251af98749491a917e3922cfaa162f0
SHA512

5985d8a6d70054ae3e16f88a8f375c093f36b17206c980eb1c33308583c6c361b522adb4f9489b07fd9cdf6b5477e8d3a08169fdf0847daf2ce751510792faee
SSDEEP

3072:SgB3oFE5a27z3EAS1uvY8XDxr3gNO0QO8rH/PyLpiuwRTzDZX:l1X33Eov9XDJgNAfqqRh

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
2760	rundll32mgr.exe

Loads dropped DLL 2 IoCs

pid	Process
2400	rundll32.exe
2400	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/0x0003000000012000-6.dat	upx
behavioral1/memory/2760-12-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/2760-19-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/2760-18-0x0000000000400000-0x0000000000464000-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
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe

Suspicious behavior: MapViewOfSection 25 IoCs

pid	Process
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe
2760	rundll32mgr.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2760	rundll32mgr.exe
Token: SeDebugPrivilege	2760	rundll32mgr.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2680 wrote to memory of 2400	2680	rundll32.exe	30
PID 2680 wrote to memory of 2400	2680	rundll32.exe	30
PID 2680 wrote to memory of 2400	2680	rundll32.exe	30
PID 2680 wrote to memory of 2400	2680	rundll32.exe	30
PID 2680 wrote to memory of 2400	2680	rundll32.exe	30
PID 2680 wrote to memory of 2400	2680	rundll32.exe	30
PID 2680 wrote to memory of 2400	2680	rundll32.exe	30
PID 2400 wrote to memory of 2760	2400	rundll32.exe	31
PID 2400 wrote to memory of 2760	2400	rundll32.exe	31
PID 2400 wrote to memory of 2760	2400	rundll32.exe	31
PID 2400 wrote to memory of 2760	2400	rundll32.exe	31
PID 2760 wrote to memory of 380	2760	rundll32mgr.exe	3
PID 2760 wrote to memory of 380	2760	rundll32mgr.exe	3
PID 2760 wrote to memory of 380	2760	rundll32mgr.exe	3
PID 2760 wrote to memory of 380	2760	rundll32mgr.exe	3
PID 2760 wrote to memory of 380	2760	rundll32mgr.exe	3
PID 2760 wrote to memory of 380	2760	rundll32mgr.exe	3
PID 2760 wrote to memory of 380	2760	rundll32mgr.exe	3
PID 2760 wrote to memory of 396	2760	rundll32mgr.exe	4
PID 2760 wrote to memory of 396	2760	rundll32mgr.exe	4
PID 2760 wrote to memory of 396	2760	rundll32mgr.exe	4
PID 2760 wrote to memory of 396	2760	rundll32mgr.exe	4
PID 2760 wrote to memory of 396	2760	rundll32mgr.exe	4
PID 2760 wrote to memory of 396	2760	rundll32mgr.exe	4
PID 2760 wrote to memory of 396	2760	rundll32mgr.exe	4
PID 2760 wrote to memory of 432	2760	rundll32mgr.exe	5
PID 2760 wrote to memory of 432	2760	rundll32mgr.exe	5
PID 2760 wrote to memory of 432	2760	rundll32mgr.exe	5
PID 2760 wrote to memory of 432	2760	rundll32mgr.exe	5
PID 2760 wrote to memory of 432	2760	rundll32mgr.exe	5
PID 2760 wrote to memory of 432	2760	rundll32mgr.exe	5
PID 2760 wrote to memory of 432	2760	rundll32mgr.exe	5
PID 2760 wrote to memory of 480	2760	rundll32mgr.exe	6
PID 2760 wrote to memory of 480	2760	rundll32mgr.exe	6
PID 2760 wrote to memory of 480	2760	rundll32mgr.exe	6
PID 2760 wrote to memory of 480	2760	rundll32mgr.exe	6
PID 2760 wrote to memory of 480	2760	rundll32mgr.exe	6
PID 2760 wrote to memory of 480	2760	rundll32mgr.exe	6
PID 2760 wrote to memory of 480	2760	rundll32mgr.exe	6
PID 2760 wrote to memory of 488	2760	rundll32mgr.exe	7
PID 2760 wrote to memory of 488	2760	rundll32mgr.exe	7
PID 2760 wrote to memory of 488	2760	rundll32mgr.exe	7
PID 2760 wrote to memory of 488	2760	rundll32mgr.exe	7
PID 2760 wrote to memory of 488	2760	rundll32mgr.exe	7
PID 2760 wrote to memory of 488	2760	rundll32mgr.exe	7
PID 2760 wrote to memory of 488	2760	rundll32mgr.exe	7
PID 2760 wrote to memory of 496	2760	rundll32mgr.exe	8
PID 2760 wrote to memory of 496	2760	rundll32mgr.exe	8
PID 2760 wrote to memory of 496	2760	rundll32mgr.exe	8
PID 2760 wrote to memory of 496	2760	rundll32mgr.exe	8
PID 2760 wrote to memory of 496	2760	rundll32mgr.exe	8
PID 2760 wrote to memory of 496	2760	rundll32mgr.exe	8
PID 2760 wrote to memory of 496	2760	rundll32mgr.exe	8
PID 2760 wrote to memory of 588	2760	rundll32mgr.exe	9
PID 2760 wrote to memory of 588	2760	rundll32mgr.exe	9
PID 2760 wrote to memory of 588	2760	rundll32mgr.exe	9
PID 2760 wrote to memory of 588	2760	rundll32mgr.exe	9
PID 2760 wrote to memory of 588	2760	rundll32mgr.exe	9
PID 2760 wrote to memory of 588	2760	rundll32mgr.exe	9
PID 2760 wrote to memory of 588	2760	rundll32mgr.exe	9
PID 2760 wrote to memory of 668	2760	rundll32mgr.exe	10
PID 2760 wrote to memory of 668	2760	rundll32mgr.exe	10
PID 2760 wrote to memory of 668	2760	rundll32mgr.exe	10
PID 2760 wrote to memory of 668	2760	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:480
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k DcomLaunch
    3⤵
    PID:588
  - - C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      4⤵
      PID:836
  - - C:\Windows\system32\wbem\wmiprvse.exe
      C:\Windows\system32\wbem\wmiprvse.exe
      4⤵
      PID:1688
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k RPCSS
    3⤵
    PID:668
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
    3⤵
    PID:736
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
    3⤵
    PID:812
  - - C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      4⤵
      PID:1172
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    3⤵
    PID:848
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService
    3⤵
    PID:960
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k NetworkService
    3⤵
    PID:108
- - C:\Windows\System32\spoolsv.exe
    C:\Windows\System32\spoolsv.exe
    3⤵
    PID:348
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
    3⤵
    PID:1032
- - 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:1520
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
    3⤵
    PID:1928
- - C:\Windows\system32\sppsvc.exe
    C:\Windows\system32\sppsvc.exe
    3⤵
    PID:2844
- C:\Windows\system32\lsass.exe
  C:\Windows\system32\lsass.exe
  2⤵
  PID:488
- C:\Windows\system32\lsm.exe
  C:\Windows\system32\lsm.exe
  2⤵
  PID:496

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:1216
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\586f70c01d659e169a5ba71289db61dec251af98749491a917e3922cfaa162f0.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\586f70c01d659e169a5ba71289db61dec251af98749491a917e3922cfaa162f0.dll,#1
    3⤵
    - Loads dropped DLL
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2400
  - - 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:2760

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/2400-2-0x0000000074710000-0x0000000074747000-memory.dmp

Filesize
220KB

Download
memory/2400-1-0x0000000074710000-0x0000000074747000-memory.dmp

Filesize
220KB

Download
memory/2400-0-0x0000000074750000-0x0000000074787000-memory.dmp

Filesize
220KB

Download
memory/2400-20-0x000000007EFA0000-0x000000007EFAC000-memory.dmp

Filesize
48KB

Download
memory/2400-10-0x0000000000260000-0x00000000002C4000-memory.dmp

Filesize
400KB

Download
memory/2760-19-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2760-18-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2760-16-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2760-15-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2760-14-0x0000000077030000-0x0000000077031000-memory.dmp

Filesize
4KB

Download
memory/2760-13-0x000000007702F000-0x0000000077030000-memory.dmp

Filesize
4KB

Download
memory/2760-12-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download