dridex | 8b7a7878bfa88754208638088d4134e8aa8d31e3fa872acd39aa8b90ddf7d178

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 17:46

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General

Target

JaffaCakes118_8b7a7878bfa88754208638088d4134e8aa8d31e3fa872acd39aa8b90ddf7d178.dll
Size

184KB
MD5

db53a86c14271ccd055cda37c61580f3
SHA1

e49e51636c11b42b79cd304b73eab42eff9778d4
SHA256

8b7a7878bfa88754208638088d4134e8aa8d31e3fa872acd39aa8b90ddf7d178
SHA512

7c6815b9961f78ed70b6b6e9faa92d36fe079c61912365758be29377b19ad812c9e90fd4c7c9b0748f11ac6fb6b071a876d998b88a141cebceabbe567d529579
SSDEEP

3072:4iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoplzoxss7:4iLVCIT4WK2z1W+CUHZj4Skq/eao3oC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1836-0-0x0000000074D20000-0x0000000074D4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1628	1836	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 1016 wrote to memory of 1836	1016	rundll32.exe	30
PID 1016 wrote to memory of 1836	1016	rundll32.exe	30
PID 1016 wrote to memory of 1836	1016	rundll32.exe	30
PID 1016 wrote to memory of 1836	1016	rundll32.exe	30
PID 1016 wrote to memory of 1836	1016	rundll32.exe	30
PID 1016 wrote to memory of 1836	1016	rundll32.exe	30
PID 1016 wrote to memory of 1836	1016	rundll32.exe	30
PID 1836 wrote to memory of 1628	1836	rundll32.exe	32
PID 1836 wrote to memory of 1628	1836	rundll32.exe	32
PID 1836 wrote to memory of 1628	1836	rundll32.exe	32
PID 1836 wrote to memory of 1628	1836	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b7a7878bfa88754208638088d4134e8aa8d31e3fa872acd39aa8b90ddf7d178.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b7a7878bfa88754208638088d4134e8aa8d31e3fa872acd39aa8b90ddf7d178.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 220
    3⤵
    - Program crash
    PID:1628

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

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Downloads

memory/1836-1-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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memory/1836-0-0x0000000074D20000-0x0000000074D4F000-memory.dmp

Filesize
188KB

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