ramnit | 9a4d65119b18bf11d03dadb0f0427e7fbc36287ece9cc4936d8d6257771e2d9d

General

Target

2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnit.exe
Size

1.3MB
MD5

d5f66f833638891d12bb7b0effd265dd
SHA1

377bb793b4ecfc261281edd5384501f3782f20f5
SHA256

9a4d65119b18bf11d03dadb0f0427e7fbc36287ece9cc4936d8d6257771e2d9d
SHA512

9411cbb08fe16206007c5179e1a77ce1608c377c32725a656a464af500dad5e38852b0e8392712b641a6683d0d77ccaabca756a8c2e1166f4f0a6ae1c5b3ffa9
SSDEEP

24576:46xF5GTEEGbvvT/gojm7zjQN5JacMfp2X7uXGtF/lc4JqdTZZQccPev:DGTELvT/jK4T7MEqXcF78TZZQXev

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

UPX dump on OEP (original entry point) 3 IoCs

resource	yara_rule
behavioral1/memory/2952-12-0x0000000000400000-0x000000000042A000-memory.dmp	UPX
behavioral1/memory/2952-17-0x0000000000220000-0x000000000024A000-memory.dmp	UPX
behavioral1/memory/2952-28-0x0000000000400000-0x000000000042A000-memory.dmp	UPX

Executes dropped EXE 1 IoCs

pid	Process
2952	2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnitmgr.exe

Loads dropped DLL 4 IoCs

pid	Process
2772	2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnit.exe
2772	2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnit.exe
2952	2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnitmgr.exe
2952	2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnitmgr.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2952-12-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral1/memory/2952-28-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2716	2952	WerFault.exe	28

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2952	2772	2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnit.exe	28
PID 2772 wrote to memory of 2952	2772	2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnit.exe	28
PID 2772 wrote to memory of 2952	2772	2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnit.exe	28
PID 2772 wrote to memory of 2952	2772	2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnit.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnit.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Users\Admin\AppData\Local\Temp\2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnitmgr.exe
  C:\Users\Admin\AppData\Local\Temp\2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnitmgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2952 -s 180
    3⤵
    - Program crash
    PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\2024-02-23_d5f66f833638891d12bb7b0effd265dd_magniber_ramnitmgr.exe

Filesize
106KB

MD5
7657fcb7d772448a6d8504e4b20168b8

SHA1
84c7201f7e59cb416280fd69a2e7f2e349ec8242

SHA256
54bc950d46a0d1aa72048a17c8275743209e6c17bdacfc4cb9601c9ce3ec9a71

SHA512
786addd2a793bd4123625b22dc717d193246442ac97f1c3f4a763ec794b48e68051cd41097c0e9f7367e6914534f36eafccb109ab03dc793d68bf1522e7884e2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp_install_dir (1)\splash.tmp

Filesize
38KB

MD5
8f1b83f99a161e3a63d8cd4de0f6c903

SHA1
c6d5a2a1f53d9154749c7b33da60bb8fc1e8621d

SHA256
fa52ebf9670145bfc4f0e6df815d8ec9a98531ebad16e5ee74496a18ff0a5360

SHA512
c434eb97e1c850889a46a78665fb12452b298cbc9ff5ed74fd416960aec4a15388f45be0f828bcdf2e35ccf1f3454c0b58ab83253f039c806abb3cbc6ee4ef14

Download Submit
\Users\Admin\AppData\Local\Temp\~TM871A.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM87D6.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
memory/2772-35-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2772-0-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2952-17-0x0000000000220000-0x000000000024A000-memory.dmp

Filesize
168KB

Download
memory/2952-27-0x00000000756F0000-0x0000000075800000-memory.dmp

Filesize
1.1MB

Download
memory/2952-29-0x00000000756F0000-0x0000000075800000-memory.dmp

Filesize
1.1MB

Download
memory/2952-28-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2952-21-0x0000000077A2F000-0x0000000077A31000-memory.dmp

Filesize
8KB

Download
memory/2952-24-0x0000000077A30000-0x0000000077A32000-memory.dmp

Filesize
8KB

Download
memory/2952-23-0x0000000077A30000-0x0000000077A31000-memory.dmp

Filesize
4KB

Download
memory/2952-12-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download

Analysis

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