ramnit | d0d1fbcf5b2577b132d721e034273b058b8b6e5fc572a24047a4ee0856beb7d6

Analysis

max time kernel
137s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2022, 02:37

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General

Target

d0d1fbcf5b2577b132d721e034273b058b8b6e5fc572a24047a4ee0856beb7d6.dll
Size

152KB
MD5

92cd538d283a9cd4b4294bf72bdc0d90
SHA1

04959034515f6cc9af2cb81c64b1d72afb30815b
SHA256

d0d1fbcf5b2577b132d721e034273b058b8b6e5fc572a24047a4ee0856beb7d6
SHA512

acf5fd4aba8fc523d71bcfb4e896e380d5092f41537b6477492406a89e7eb0ee8deecbb0daead6d7545ab120282a5f383cfad89b1e13fda182f1350df54649dd
SSDEEP

3072:JQnzRlCcNBTjKWVkUOKz3NMdpIu+gFdTBvrPhcjS:JUzfqWHOVpIu+gDTBvCm

Score

10^/10

ramnit banker 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

Executes dropped EXE 1 IoCs

pid	Process
380	rundll32mgr.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/380-138-0x0000000000400000-0x000000000042C1D8-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
380	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

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

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4228	4596	WerFault.exe	83
652	380	WerFault.exe	84

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 4596	2856	rundll32.exe	83
PID 2856 wrote to memory of 4596	2856	rundll32.exe	83
PID 2856 wrote to memory of 4596	2856	rundll32.exe	83
PID 4596 wrote to memory of 380	4596	rundll32.exe	84
PID 4596 wrote to memory of 380	4596	rundll32.exe	84
PID 4596 wrote to memory of 380	4596	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0d1fbcf5b2577b132d721e034273b058b8b6e5fc572a24047a4ee0856beb7d6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0d1fbcf5b2577b132d721e034273b058b8b6e5fc572a24047a4ee0856beb7d6.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:4596
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:380
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 380 -s 10168
      4⤵
      Program crash
      PID:652
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 620
    3⤵
    - Program crash
    PID:4228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4596 -ip 4596
1⤵
PID:3584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 380 -ip 380
1⤵
PID:764

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\~TM2EA1.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
97KB

MD5
ef5dc2521333fb418bd5518f1db3fd08

SHA1
3d5e8d6dbf09a599f674fe9d6c1d736b0c31cb70

SHA256
75bfc7c1f54f2579541c35f721a6bbd9083c7208bd989624ceb25f16bd03afbe

SHA512
8768e95f5539dc61350f552d575c683e20e000f41283701c9c5f393da40975a02a7d432374c72565f3e1848266ee94e20d905f62b849f91f3c956b7980d87882

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
97KB

MD5
ef5dc2521333fb418bd5518f1db3fd08

SHA1
3d5e8d6dbf09a599f674fe9d6c1d736b0c31cb70

SHA256
75bfc7c1f54f2579541c35f721a6bbd9083c7208bd989624ceb25f16bd03afbe

SHA512
8768e95f5539dc61350f552d575c683e20e000f41283701c9c5f393da40975a02a7d432374c72565f3e1848266ee94e20d905f62b849f91f3c956b7980d87882

Download Submit
memory/380-138-0x0000000000400000-0x000000000042C1D8-memory.dmp

Filesize
176KB

Download
memory/380-139-0x00000000006C0000-0x00000000006ED000-memory.dmp

Filesize
180KB

Download
memory/380-140-0x0000000077C10000-0x0000000077DB3000-memory.dmp

Filesize
1.6MB

Download
memory/4596-135-0x0000000010000000-0x0000000010027000-memory.dmp

Filesize
156KB

Download
memory/4596-141-0x0000000010000000-0x0000000010027000-memory.dmp

Filesize
156KB

Download