dridex | 3158ebcd30691da62f08457c5a9910da50e83435d022bde550bd80959ec79f61

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 02:34 UTC

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General

Target

JaffaCakes118_3158ebcd30691da62f08457c5a9910da50e83435d022bde550bd80959ec79f61.dll
Size

177KB
MD5

41578ed666948aa003b4dc11a49ed3ff
SHA1

589876c1ae8d7fe11f3316ddd3ce3f950dcccb2a
SHA256

3158ebcd30691da62f08457c5a9910da50e83435d022bde550bd80959ec79f61
SHA512

51d53055c57e5ac29a0508cdf25a02475ed5dffabed13e998c224c61cc96283ada7a002c23a3e36f79ea660b12230736e64038427807c41c0bdd1a74f3aff776
SSDEEP

3072:5uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:lzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

rc4.plain

1
YjbQeq5UMzLaqTuxGlME3hD5AZvvRe5dSrViGkA4D3iqQ

rc4.plain

1
5oO2mBtXHaMUXu5tCn6RiiaG0OpiGUDJgk3FMD9BEFejUNONblkzzEmo9zKtF

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2172-1-0x0000000075160000-0x0000000075191000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	2172	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2172	2400	rundll32.exe	30
PID 2400 wrote to memory of 2172	2400	rundll32.exe	30
PID 2400 wrote to memory of 2172	2400	rundll32.exe	30
PID 2400 wrote to memory of 2172	2400	rundll32.exe	30
PID 2400 wrote to memory of 2172	2400	rundll32.exe	30
PID 2400 wrote to memory of 2172	2400	rundll32.exe	30
PID 2400 wrote to memory of 2172	2400	rundll32.exe	30
PID 2172 wrote to memory of 2752	2172	rundll32.exe	31
PID 2172 wrote to memory of 2752	2172	rundll32.exe	31
PID 2172 wrote to memory of 2752	2172	rundll32.exe	31
PID 2172 wrote to memory of 2752	2172	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3158ebcd30691da62f08457c5a9910da50e83435d022bde550bd80959ec79f61.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3158ebcd30691da62f08457c5a9910da50e83435d022bde550bd80959ec79f61.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 220
    3⤵
    - Program crash
    PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2172-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2172-1-0x0000000075160000-0x0000000075191000-memory.dmp

Filesize
196KB

Download
memory/2172-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download