ramnit | 27a7e02d58164c57e3073201c08af09bfd81fa4fabd50b8f6020186bc7904e57

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
09/07/2024, 04:24

Target

2efbf207f025a0de049b089adbf5e2d2_JaffaCakes118.dll
Size

385KB
MD5

2efbf207f025a0de049b089adbf5e2d2
SHA1

1f3b12991160197014162727240d1887e1e05b62
SHA256

27a7e02d58164c57e3073201c08af09bfd81fa4fabd50b8f6020186bc7904e57
SHA512

0f51ae71591f5868c103b1ecaf86209b263a0c2bd1f0bea039c074d9f61128a9f596cd9a918c3428dd16e77de5d32cd735afcbc46a1b12f59fc847692ba02cf4
SSDEEP

6144:WVdb5rXZ1KaN1C2T9LRw8nTnp1jQoLCRPGSckIuEvlxNe/tEp2BlutxHBtJaEo7a:k5rHN1C2he+p1pBH/JaEoyeZs

Score

10^/10

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
320	rundll32mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
320	rundll32mgr.exe

UPX packed file 4 IoCs

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

resource	yara_rule
behavioral2/memory/3284-1-0x0000000010000000-0x0000000010179000-memory.dmp	upx
behavioral2/memory/320-7-0x0000000000400000-0x000000000042C1D8-memory.dmp	upx
behavioral2/memory/320-6-0x0000000000400000-0x000000000042D000-memory.dmp	upx
behavioral2/memory/3284-11-0x0000000010000000-0x0000000010179000-memory.dmp	upx

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
4696	320	WerFault.exe	83
4628	3284	WerFault.exe	82

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4352 wrote to memory of 3284	4352	rundll32.exe	82
PID 4352 wrote to memory of 3284	4352	rundll32.exe	82
PID 4352 wrote to memory of 3284	4352	rundll32.exe	82
PID 3284 wrote to memory of 320	3284	rundll32.exe	83
PID 3284 wrote to memory of 320	3284	rundll32.exe	83
PID 3284 wrote to memory of 320	3284	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2efbf207f025a0de049b089adbf5e2d2_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4352
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2efbf207f025a0de049b089adbf5e2d2_JaffaCakes118.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:3284
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:320
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 320 -s 10168
      4⤵
      Program crash
      PID:4696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3284 -s 680
    3⤵
    - Program crash
    PID:4628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3284 -ip 3284
1⤵
PID:4820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 320 -ip 320
1⤵
PID:2804

C:\Users\Admin\AppData\Local\Temp\~TMAD76.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
memory/320-7-0x0000000000400000-0x000000000042C1D8-memory.dmp

Filesize
176KB

Download
memory/320-6-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/3284-1-0x0000000010000000-0x0000000010179000-memory.dmp

Filesize
1.5MB

Download
memory/3284-11-0x0000000010000000-0x0000000010179000-memory.dmp

Filesize
1.5MB

Download