ramnit | c059a32f921f670c8db1697cda5adf502cb95c8fec8fe3040a5ee647c784c3bd

Analysis

max time kernel
34s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06-12-2022 14:22

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General

Target

c059a32f921f670c8db1697cda5adf502cb95c8fec8fe3040a5ee647c784c3bd.dll
Size

50KB
MD5

350a1d996529d453fa9defcdc726b40b
SHA1

cd4f2d27824110424dcc7992eb9d74e9155a2720
SHA256

c059a32f921f670c8db1697cda5adf502cb95c8fec8fe3040a5ee647c784c3bd
SHA512

a2b2cdfb61613426cdb9bf6b2530835c2e1afa8f9e3cf44803ad0683eeb405f737f1e8886e655688ff0a906732e91e463b3b6df111af24e36f3cdbb0d2c49ca1
SSDEEP

768:dY3s+AgMsM06FCiqOzDxANKedkqQDL0pxbZoky4vynGA+NeHG/hIq/jA7i5O:jrCiqIDxANKedk5SxOvGAKB9bdk

Score

10^/10

ramnit banker spyware stealer trojan worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	rundll32.exe

Drops startup file 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fseuixvn.exe	rundll32.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\wmmixuma\px35D1.tmp	rundll32.exe
File opened for modification	C:\Program Files (x86)\wmmixuma\fseuixvn.exe	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1120	rundll32.exe
Token: SeDebugPrivilege	1120	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 884 wrote to memory of 1120	884	rundll32.exe	27
PID 884 wrote to memory of 1120	884	rundll32.exe	27
PID 884 wrote to memory of 1120	884	rundll32.exe	27
PID 884 wrote to memory of 1120	884	rundll32.exe	27
PID 884 wrote to memory of 1120	884	rundll32.exe	27
PID 884 wrote to memory of 1120	884	rundll32.exe	27
PID 884 wrote to memory of 1120	884	rundll32.exe	27

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c059a32f921f670c8db1697cda5adf502cb95c8fec8fe3040a5ee647c784c3bd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c059a32f921f670c8db1697cda5adf502cb95c8fec8fe3040a5ee647c784c3bd.dll,#1
  2⤵
  - Checks BIOS information in registry
  - Drops startup file
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  PID:1120

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1120-55-0x0000000075DF1000-0x0000000075DF3000-memory.dmp

Filesize
8KB

Download
memory/1120-56-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download