ramnit | 098add9ba3661e494608b81706cadcd87465249be08b35299624e344aac303ec

General

Target

NEAS.1777f08c4dbca7859b1ff08a357c7ac0_JC.dll
Size

532KB
MD5

1777f08c4dbca7859b1ff08a357c7ac0
SHA1

9e844453aded7a6604b6acc9f38ce7b74186875c
SHA256

098add9ba3661e494608b81706cadcd87465249be08b35299624e344aac303ec
SHA512

31b64aede9259945356da5726c31878f3edad200e7f79a4771cf73f1322bbff3b39a43e05ac20beb6910fc30bd1120066708d7f7f18bad04da945acea8e06fb2
SSDEEP

12288:Rd+LZrNwWrrwMNoz4vG1OYZabtK75W9y/7ikdjgEb:RYLZreWXvyPabI7AsiYj3b

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
2632	rundll32mgr.exe

Loads dropped DLL 4 IoCs

pid	Process
2712	rundll32.exe
2712	rundll32.exe
2632	rundll32mgr.exe
2632	rundll32mgr.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2632-24-0x0000000000400000-0x0000000000451000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2588	2632	WerFault.exe	30

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 2712	2604	rundll32.exe	29
PID 2604 wrote to memory of 2712	2604	rundll32.exe	29
PID 2604 wrote to memory of 2712	2604	rundll32.exe	29
PID 2604 wrote to memory of 2712	2604	rundll32.exe	29
PID 2604 wrote to memory of 2712	2604	rundll32.exe	29
PID 2604 wrote to memory of 2712	2604	rundll32.exe	29
PID 2604 wrote to memory of 2712	2604	rundll32.exe	29
PID 2712 wrote to memory of 2632	2712	rundll32.exe	30
PID 2712 wrote to memory of 2632	2712	rundll32.exe	30
PID 2712 wrote to memory of 2632	2712	rundll32.exe	30
PID 2712 wrote to memory of 2632	2712	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.1777f08c4dbca7859b1ff08a357c7ac0_JC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.1777f08c4dbca7859b1ff08a357c7ac0_JC.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:2632
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 148
      4⤵
      Program crash
      PID:2588

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
144KB

MD5
609c9eadac4c1cc48b5f89be6c36e276

SHA1
f047b565fdb73d5b75ffaed7b2faa335e82b3514

SHA256
e982967b3a8613149cd29d659a4b4aa6241ef8e4f124458785220e76e8b18325

SHA512
246dab455d7b7661126e79bb9b1b2aee2fee26790b8fde0779d529cfceb295b9df2fb5aca2da1ab3d52f22b4157a46ea8b164e7aa02e842aca2cd27076d85fb5

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

Filesize
144KB

MD5
609c9eadac4c1cc48b5f89be6c36e276

SHA1
f047b565fdb73d5b75ffaed7b2faa335e82b3514

SHA256
e982967b3a8613149cd29d659a4b4aa6241ef8e4f124458785220e76e8b18325

SHA512
246dab455d7b7661126e79bb9b1b2aee2fee26790b8fde0779d529cfceb295b9df2fb5aca2da1ab3d52f22b4157a46ea8b164e7aa02e842aca2cd27076d85fb5

Download Submit
\Users\Admin\AppData\Local\Temp\~TM1D31.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM1D80.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
144KB

MD5
609c9eadac4c1cc48b5f89be6c36e276

SHA1
f047b565fdb73d5b75ffaed7b2faa335e82b3514

SHA256
e982967b3a8613149cd29d659a4b4aa6241ef8e4f124458785220e76e8b18325

SHA512
246dab455d7b7661126e79bb9b1b2aee2fee26790b8fde0779d529cfceb295b9df2fb5aca2da1ab3d52f22b4157a46ea8b164e7aa02e842aca2cd27076d85fb5

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
144KB

MD5
609c9eadac4c1cc48b5f89be6c36e276

SHA1
f047b565fdb73d5b75ffaed7b2faa335e82b3514

SHA256
e982967b3a8613149cd29d659a4b4aa6241ef8e4f124458785220e76e8b18325

SHA512
246dab455d7b7661126e79bb9b1b2aee2fee26790b8fde0779d529cfceb295b9df2fb5aca2da1ab3d52f22b4157a46ea8b164e7aa02e842aca2cd27076d85fb5

Download Submit
memory/2632-13-0x0000000000220000-0x0000000000271000-memory.dmp

Filesize
324KB

Download
memory/2632-11-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2632-16-0x0000000077B8F000-0x0000000077B91000-memory.dmp

Filesize
8KB

Download
memory/2632-18-0x0000000077B90000-0x0000000077B92000-memory.dmp

Filesize
8KB

Download
memory/2632-17-0x0000000077B90000-0x0000000077B91000-memory.dmp

Filesize
4KB

Download
memory/2632-22-0x0000000076720000-0x0000000076830000-memory.dmp

Filesize
1.1MB

Download
memory/2632-24-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2632-23-0x0000000076720000-0x0000000076830000-memory.dmp

Filesize
1.1MB

Download
memory/2632-25-0x0000000076720000-0x0000000076830000-memory.dmp

Filesize
1.1MB

Download
memory/2712-0-0x0000000075280000-0x000000007530D000-memory.dmp

Filesize
564KB

Download
memory/2712-3-0x00000000751F0000-0x000000007527D000-memory.dmp

Filesize
564KB

Download
memory/2712-1-0x0000000075280000-0x000000007530D000-memory.dmp

Filesize
564KB

Download

Analysis

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