dridex | 831b4c837ae97ca25d5d39b9846604f98ffa1536d50fc0e5665e190cf9d5b5c6

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 18:35

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General

Target

JaffaCakes118_831b4c837ae97ca25d5d39b9846604f98ffa1536d50fc0e5665e190cf9d5b5c6.dll
Size

188KB
MD5

50770821b4f60cbcb8047f714dc6335d
SHA1

381e004d3738b549706bf9bc9d28d763580feb76
SHA256

831b4c837ae97ca25d5d39b9846604f98ffa1536d50fc0e5665e190cf9d5b5c6
SHA512

89677ad2651b1b2676e7bd9fce3d39ae522c78a5469c9a299f1600a02b803dbe552cbdc30713dae77b327428aed1a209a523f1fce9327dc567f07fdfe840b902
SSDEEP

3072:rteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzc9qM:jq7fYIHBZkTB6DWruUCOwjt

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/3068-1-0x0000000074F70000-0x0000000074FA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2328	3068	WerFault.exe	31

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 2120 wrote to memory of 3068	2120	rundll32.exe	31
PID 2120 wrote to memory of 3068	2120	rundll32.exe	31
PID 2120 wrote to memory of 3068	2120	rundll32.exe	31
PID 2120 wrote to memory of 3068	2120	rundll32.exe	31
PID 2120 wrote to memory of 3068	2120	rundll32.exe	31
PID 2120 wrote to memory of 3068	2120	rundll32.exe	31
PID 2120 wrote to memory of 3068	2120	rundll32.exe	31
PID 3068 wrote to memory of 2328	3068	rundll32.exe	32
PID 3068 wrote to memory of 2328	3068	rundll32.exe	32
PID 3068 wrote to memory of 2328	3068	rundll32.exe	32
PID 3068 wrote to memory of 2328	3068	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_831b4c837ae97ca25d5d39b9846604f98ffa1536d50fc0e5665e190cf9d5b5c6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_831b4c837ae97ca25d5d39b9846604f98ffa1536d50fc0e5665e190cf9d5b5c6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3068 -s 300
    3⤵
    - Program crash
    PID:2328

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/3068-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3068-1-0x0000000074F70000-0x0000000074FA0000-memory.dmp

Filesize
192KB

Download
memory/3068-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download