dridex | 915f4eb9148205c454f0020024f8fa6dbf63e56a8080a38d1c411dfb14d6ad68

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
24-12-2024 01:32

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General

Target

JaffaCakes118_915f4eb9148205c454f0020024f8fa6dbf63e56a8080a38d1c411dfb14d6ad68.dll
Size

184KB
MD5

38a16f56073c618586ba364b1b73802d
SHA1

74025f2fa8fe0254db6c1266122f9ac7f1fa5c8f
SHA256

915f4eb9148205c454f0020024f8fa6dbf63e56a8080a38d1c411dfb14d6ad68
SHA512

aa39e4c7221460579e9e0e4bb1e1f30fd1a88e65d0c1c0f2170fa053921f2589a215a47b8073be671489cd7dbae1ea5a5c90c33fe7268aa24763beeb097ae421
SSDEEP

3072:cJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J0a//2uFrSc:hfYOX+wTScR/Xzku9LVwXuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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
behavioral1/memory/2712-1-0x0000000075250000-0x000000007527F000-memory.dmp	dridex_ldr
behavioral1/memory/2712-2-0x0000000075250000-0x000000007527F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2832	2712	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 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2712 wrote to memory of 2832	2712	rundll32.exe	31
PID 2712 wrote to memory of 2832	2712	rundll32.exe	31
PID 2712 wrote to memory of 2832	2712	rundll32.exe	31
PID 2712 wrote to memory of 2832	2712	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_915f4eb9148205c454f0020024f8fa6dbf63e56a8080a38d1c411dfb14d6ad68.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_915f4eb9148205c454f0020024f8fa6dbf63e56a8080a38d1c411dfb14d6ad68.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 220
    3⤵
    - Program crash
    PID:2832

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/2712-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2712-1-0x0000000075250000-0x000000007527F000-memory.dmp

Filesize
188KB

Download
memory/2712-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2712-2-0x0000000075250000-0x000000007527F000-memory.dmp

Filesize
188KB

Download