ramnit | 8da7f0b0fb764d3edd56b732dc6b41275d742b1c24f9b290390d7a877f8df8cf

General

Target

8da7f0b0fb764d3edd56b732dc6b41275d742b1c24f9b290390d7a877f8df8cf.dll
Size

208KB
MD5

00735c05c9927a3deca2a4a03c4201cf
SHA1

cf419e0a3036f0bc73f73412351121fa654c7fb9
SHA256

8da7f0b0fb764d3edd56b732dc6b41275d742b1c24f9b290390d7a877f8df8cf
SHA512

e2479f0c734b101e45eedbdf224ae9f8925711e44accae6579b909c4af7b7b763334c298e7c6ecc901cd4f5b91d9113cfb52f548dbf4bd55fd4ca50e684b36d6
SSDEEP

3072:GpqYpRAogl+k2/SFYCelOBe2K7vB0sp+mIMteQg9UqklA/b+FZMlvO:Quv2DmKl0S+DXkaz+FZM9O

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
1888	rundll32mgr.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1888-64-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Loads dropped DLL 4 IoCs

pid	Process
608	rundll32.exe
608	rundll32.exe
1888	rundll32mgr.exe
1888	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
1484	608	WerFault.exe	28
864	1888	WerFault.exe	29

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 608	1648	rundll32.exe	28
PID 1648 wrote to memory of 608	1648	rundll32.exe	28
PID 1648 wrote to memory of 608	1648	rundll32.exe	28
PID 1648 wrote to memory of 608	1648	rundll32.exe	28
PID 1648 wrote to memory of 608	1648	rundll32.exe	28
PID 1648 wrote to memory of 608	1648	rundll32.exe	28
PID 1648 wrote to memory of 608	1648	rundll32.exe	28
PID 608 wrote to memory of 1888	608	rundll32.exe	29
PID 608 wrote to memory of 1888	608	rundll32.exe	29
PID 608 wrote to memory of 1888	608	rundll32.exe	29
PID 608 wrote to memory of 1888	608	rundll32.exe	29
PID 608 wrote to memory of 1484	608	rundll32.exe	30
PID 608 wrote to memory of 1484	608	rundll32.exe	30
PID 608 wrote to memory of 1484	608	rundll32.exe	30
PID 608 wrote to memory of 1484	608	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8da7f0b0fb764d3edd56b732dc6b41275d742b1c24f9b290390d7a877f8df8cf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8da7f0b0fb764d3edd56b732dc6b41275d742b1c24f9b290390d7a877f8df8cf.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:608
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:1888
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 180
      4⤵
      Program crash
      PID:864
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 608 -s 228
    3⤵
    - Program crash
    PID:1484

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
106KB

MD5
7657fcb7d772448a6d8504e4b20168b8

SHA1
84c7201f7e59cb416280fd69a2e7f2e349ec8242

SHA256
54bc950d46a0d1aa72048a17c8275743209e6c17bdacfc4cb9601c9ce3ec9a71

SHA512
786addd2a793bd4123625b22dc717d193246442ac97f1c3f4a763ec794b48e68051cd41097c0e9f7367e6914534f36eafccb109ab03dc793d68bf1522e7884e2

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

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TMEB4B.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
106KB

MD5
7657fcb7d772448a6d8504e4b20168b8

SHA1
84c7201f7e59cb416280fd69a2e7f2e349ec8242

SHA256
54bc950d46a0d1aa72048a17c8275743209e6c17bdacfc4cb9601c9ce3ec9a71

SHA512
786addd2a793bd4123625b22dc717d193246442ac97f1c3f4a763ec794b48e68051cd41097c0e9f7367e6914534f36eafccb109ab03dc793d68bf1522e7884e2

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
106KB

MD5
7657fcb7d772448a6d8504e4b20168b8

SHA1
84c7201f7e59cb416280fd69a2e7f2e349ec8242

SHA256
54bc950d46a0d1aa72048a17c8275743209e6c17bdacfc4cb9601c9ce3ec9a71

SHA512
786addd2a793bd4123625b22dc717d193246442ac97f1c3f4a763ec794b48e68051cd41097c0e9f7367e6914534f36eafccb109ab03dc793d68bf1522e7884e2

Download Submit
memory/608-55-0x0000000075811000-0x0000000075813000-memory.dmp

Filesize
8KB

Download
memory/608-67-0x000000006D2B0000-0x000000006D2E6000-memory.dmp

Filesize
216KB

Download
memory/1888-64-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1888-65-0x0000000000220000-0x000000000024A000-memory.dmp

Filesize
168KB

Download
memory/1888-66-0x0000000077290000-0x0000000077410000-memory.dmp

Filesize
1.5MB

Download

Analysis

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