dridex | 88a7542d337a10e1e0f120bc8b3f4339c53fa49b0bf41f874b022e5ae6ccc1cb

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:59

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General

Target

JaffaCakes118_88a7542d337a10e1e0f120bc8b3f4339c53fa49b0bf41f874b022e5ae6ccc1cb.dll
Size

177KB
MD5

c649526a59a1844e9ca3cd5ddcfb3f18
SHA1

a6a6c1999cc499e0e57844f44f623a7e351a565e
SHA256

88a7542d337a10e1e0f120bc8b3f4339c53fa49b0bf41f874b022e5ae6ccc1cb
SHA512

af5826f08dba07b4224509b0d1ca1f8d2175864f3554b75d2ec814606c620a8735f6bce7bb6b1827744e6e96a4f5dd23c9461d302564054a19345a827bfa30f0
SSDEEP

3072:QuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:8zWxkOP4p2EesvcDi6DOHPJ

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

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/2236-1-0x0000000074D40000-0x0000000074D71000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2076	2236	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 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2236 wrote to memory of 2076	2236	rundll32.exe	31
PID 2236 wrote to memory of 2076	2236	rundll32.exe	31
PID 2236 wrote to memory of 2076	2236	rundll32.exe	31
PID 2236 wrote to memory of 2076	2236	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88a7542d337a10e1e0f120bc8b3f4339c53fa49b0bf41f874b022e5ae6ccc1cb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88a7542d337a10e1e0f120bc8b3f4339c53fa49b0bf41f874b022e5ae6ccc1cb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 220
    3⤵
    - Program crash
    PID:2076

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/2236-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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memory/2236-1-0x0000000074D40000-0x0000000074D71000-memory.dmp

Filesize
196KB

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