dridex | 5b9acea519f4fa2c55f5bd7668190f3985827d70200c2fffb7f8d62f9007b2ca

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 06:04

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General

Target

JaffaCakes118_5b9acea519f4fa2c55f5bd7668190f3985827d70200c2fffb7f8d62f9007b2ca.dll
Size

184KB
MD5

bfcb9c8f19c3a03974700c4119280989
SHA1

c31bb52a09bb54b53a04f8ff64a8ee166df8d4e8
SHA256

5b9acea519f4fa2c55f5bd7668190f3985827d70200c2fffb7f8d62f9007b2ca
SHA512

2b925873c0a0bcfbeb2dd1ecff17a095abd34bc788643c9dd2b58c86c52a80059103353ab8456acc1cb3488cdb7221f1fbc1a5dacdaba5ad5ade1cbbd1c6929a
SSDEEP

3072:p92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTOrLA:p9NSMOEpQ1Q3ODAr+VK

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4928-1-0x00000000755B0000-0x00000000755DF000-memory.dmp	dridex_ldr
behavioral2/memory/4928-2-0x00000000755B0000-0x00000000755DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1748	4928	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 3972 wrote to memory of 4928	3972	rundll32.exe	82
PID 3972 wrote to memory of 4928	3972	rundll32.exe	82
PID 3972 wrote to memory of 4928	3972	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b9acea519f4fa2c55f5bd7668190f3985827d70200c2fffb7f8d62f9007b2ca.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b9acea519f4fa2c55f5bd7668190f3985827d70200c2fffb7f8d62f9007b2ca.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4928 -s 624
    3⤵
    - Program crash
    PID:1748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4928 -ip 4928
1⤵
PID:3068

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/4928-0-0x00000000027B0000-0x00000000027B6000-memory.dmp

Filesize
24KB

Download
memory/4928-1-0x00000000755B0000-0x00000000755DF000-memory.dmp

Filesize
188KB

Download
memory/4928-3-0x00000000027B0000-0x00000000027B6000-memory.dmp

Filesize
24KB

Download
memory/4928-2-0x00000000755B0000-0x00000000755DF000-memory.dmp

Filesize
188KB

Download