dridex | 898b94f85b60bd62acc96460436e9751d2c9cdfc95fc9b00aad2dd5ebcf4ba40

Analysis

max time kernel
119s
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 21:05

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General

Target

JaffaCakes118_898b94f85b60bd62acc96460436e9751d2c9cdfc95fc9b00aad2dd5ebcf4ba40.dll
Size

188KB
MD5

27e7fb3f19e19cfccebdd1c5d30da209
SHA1

840493a046ab979ad83d3182dbd7cd8feba6ab96
SHA256

898b94f85b60bd62acc96460436e9751d2c9cdfc95fc9b00aad2dd5ebcf4ba40
SHA512

f09d395755aec00805e615eb011af48da675d86b822136fa31decb00ac593cda3ba44ff8cee6af765c60fe5c9b1c04527302c252ac33a6e83515797a94a6a46d
SSDEEP

3072:/teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM: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/2760-1-0x0000000074D40000-0x0000000074D70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2760	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 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_898b94f85b60bd62acc96460436e9751d2c9cdfc95fc9b00aad2dd5ebcf4ba40.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_898b94f85b60bd62acc96460436e9751d2c9cdfc95fc9b00aad2dd5ebcf4ba40.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 300
    3⤵
    - Program crash
    PID:2700

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/2760-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2760-1-0x0000000074D40000-0x0000000074D70000-memory.dmp

Filesize
192KB

Download
memory/2760-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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