ramnit | 3b6476d85f46232f65e70d364e22f37ce6d301fbf58b08cef44bcd8ffadb0905

General

Target

0d4acece9f8c424840a34c8e76812a21_JaffaCakes118.dll
Size

244KB
MD5

0d4acece9f8c424840a34c8e76812a21
SHA1

8cff36ebcfd9fc4e359ea941e64eb2763e2a5030
SHA256

3b6476d85f46232f65e70d364e22f37ce6d301fbf58b08cef44bcd8ffadb0905
SHA512

1d793d53f4ab95ab627094f9ba5801d5a03c911d405e69af79ac5e80c363135b2a693a0a781fcca3722879cea744b47fa147748cbe16481fc0ff492082a3f96d
SSDEEP

3072:aXC5JVDzGAg0FuQPw0cCwfwn6qCqvEP/jawuZ0S6kA6GAQiATtw6uwx38YAy2y0R:aeLuAOowFwn6d/ed0SRdATt3XMoDEnEw

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 2 IoCs

pid	Process
2392	rundll32mgr.exe
2564	rundll32mgr.exe

Loads dropped DLL 4 IoCs

pid	Process
2412	rundll32.exe
2412	rundll32.exe
2564	rundll32mgr.exe
2564	rundll32mgr.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2564-18-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2564-23-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2564-22-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2564-24-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2564-41-0x0000000000400000-0x0000000000463000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2392 set thread context of 2564	2392	rundll32mgr.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2732	2564	WerFault.exe	30

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2392	rundll32mgr.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2412	2384	rundll32.exe	28
PID 2384 wrote to memory of 2412	2384	rundll32.exe	28
PID 2384 wrote to memory of 2412	2384	rundll32.exe	28
PID 2384 wrote to memory of 2412	2384	rundll32.exe	28
PID 2384 wrote to memory of 2412	2384	rundll32.exe	28
PID 2384 wrote to memory of 2412	2384	rundll32.exe	28
PID 2384 wrote to memory of 2412	2384	rundll32.exe	28
PID 2412 wrote to memory of 2392	2412	rundll32.exe	29
PID 2412 wrote to memory of 2392	2412	rundll32.exe	29
PID 2412 wrote to memory of 2392	2412	rundll32.exe	29
PID 2412 wrote to memory of 2392	2412	rundll32.exe	29
PID 2392 wrote to memory of 2564	2392	rundll32mgr.exe	30
PID 2392 wrote to memory of 2564	2392	rundll32mgr.exe	30
PID 2392 wrote to memory of 2564	2392	rundll32mgr.exe	30
PID 2392 wrote to memory of 2564	2392	rundll32mgr.exe	30
PID 2392 wrote to memory of 2564	2392	rundll32mgr.exe	30
PID 2392 wrote to memory of 2564	2392	rundll32mgr.exe	30
PID 2392 wrote to memory of 2564	2392	rundll32mgr.exe	30
PID 2392 wrote to memory of 2564	2392	rundll32mgr.exe	30
PID 2392 wrote to memory of 2564	2392	rundll32mgr.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0d4acece9f8c424840a34c8e76812a21_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0d4acece9f8c424840a34c8e76812a21_JaffaCakes118.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2412
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2392
  - - C:\Windows\SysWOW64\rundll32mgr.exe
      "C:\Windows\SysWOW64\rundll32mgr.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:2564
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 100
        5⤵
        Program crash
        
        PID:2732

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\~TM6AB5.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM6B42.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
148KB

MD5
a758bae992041958e59e16e303fccb6e

SHA1
ed836b5a0d9af7107b86969691078bf9eebf9a3c

SHA256
393f0b4ef739ec6b1f6eb242586d40e7d927211d6c6100fa1f3642a76a83b615

SHA512
8e4efadbe72e6a6eec55a81d075fc903c32f46ca950989c7029c3df3bb6a7adef97d69bbc5d93fff38dc5aed18fa011efbb31d39f440f2003b73ff5a280bf48a

Download Submit
memory/2392-28-0x0000000000020000-0x0000000000023000-memory.dmp

Filesize
12KB

Download
memory/2392-10-0x0000000000020000-0x0000000000023000-memory.dmp

Filesize
12KB

Download
memory/2392-27-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2412-3-0x0000000000160000-0x00000000001B2000-memory.dmp

Filesize
328KB

Download
memory/2412-1-0x0000000061000000-0x000000006103E000-memory.dmp

Filesize
248KB

Download
memory/2564-22-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2564-23-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2564-18-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2564-24-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2564-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2564-33-0x0000000077180000-0x0000000077182000-memory.dmp

Filesize
8KB

Download
memory/2564-32-0x0000000077180000-0x0000000077181000-memory.dmp

Filesize
4KB

Download
memory/2564-31-0x000000007717F000-0x0000000077181000-memory.dmp

Filesize
8KB

Download
memory/2564-14-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2564-37-0x00000000750F4000-0x00000000750F5000-memory.dmp

Filesize
4KB

Download
memory/2564-38-0x0000000075060000-0x0000000075170000-memory.dmp

Filesize
1.1MB

Download
memory/2564-42-0x0000000075060000-0x0000000075170000-memory.dmp

Filesize
1.1MB

Download
memory/2564-41-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download

Analysis

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