dridex | b4bae9eb99f5b0a33232d48ed0297989aa359af3de9d84692655bfe788eb1d12

Analysis

max time kernel
117s
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 21:04

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General

Target

JaffaCakes118_b4bae9eb99f5b0a33232d48ed0297989aa359af3de9d84692655bfe788eb1d12.dll
Size

188KB
MD5

2f08dfad5ce7bb8bcab6a8e249e90b27
SHA1

77801cff4c3f3762cd1f14293fa5473675b0f135
SHA256

b4bae9eb99f5b0a33232d48ed0297989aa359af3de9d84692655bfe788eb1d12
SHA512

7188fd103c8ebdf93f63ed66a57e19c9cefefd240634c5d432070ab23323b63c76ae3cd158fc85326fc630ce7234a169acc20eda73f471fe8225406228d6cac0
SSDEEP

3072:/teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz+9qM:nq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2692-0-0x0000000075430000-0x0000000075460000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	2692	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 2260 wrote to memory of 2692	2260	rundll32.exe	30
PID 2260 wrote to memory of 2692	2260	rundll32.exe	30
PID 2260 wrote to memory of 2692	2260	rundll32.exe	30
PID 2260 wrote to memory of 2692	2260	rundll32.exe	30
PID 2260 wrote to memory of 2692	2260	rundll32.exe	30
PID 2260 wrote to memory of 2692	2260	rundll32.exe	30
PID 2260 wrote to memory of 2692	2260	rundll32.exe	30
PID 2692 wrote to memory of 2816	2692	rundll32.exe	31
PID 2692 wrote to memory of 2816	2692	rundll32.exe	31
PID 2692 wrote to memory of 2816	2692	rundll32.exe	31
PID 2692 wrote to memory of 2816	2692	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b4bae9eb99f5b0a33232d48ed0297989aa359af3de9d84692655bfe788eb1d12.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b4bae9eb99f5b0a33232d48ed0297989aa359af3de9d84692655bfe788eb1d12.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2692 -s 300
    3⤵
    - Program crash
    PID:2816

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/2692-2-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

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memory/2692-0-0x0000000075430000-0x0000000075460000-memory.dmp

Filesize
192KB

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