dridex | 5be74dc843e96170d2854eb8b6b19426723456e96a3ca37dce5e8f2ee360e61e

Analysis

max time kernel
135s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 01:42

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General

Target

JaffaCakes118_5be74dc843e96170d2854eb8b6b19426723456e96a3ca37dce5e8f2ee360e61e.dll
Size

161KB
MD5

9f317b8cd4aa48aac21c4b4ec92770e3
SHA1

82d0a307104ed99a2a0a87c392a8a75a9d5cd9ed
SHA256

5be74dc843e96170d2854eb8b6b19426723456e96a3ca37dce5e8f2ee360e61e
SHA512

5e9599d796c794c5a31a23628609a98d3cd94f8a70226a9cf2af16a575d61c272f6b917c54d90de4bf10dd076e12219709a77edf1d0cd298c8b35154fbf4ccea
SSDEEP

3072:51Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:znS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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
behavioral2/memory/3616-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/3616-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5028	3616	WerFault.exe	84

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 3 IoCs

description	pid	Process	procid_target
PID 4456 wrote to memory of 3616	4456	rundll32.exe	84
PID 4456 wrote to memory of 3616	4456	rundll32.exe	84
PID 4456 wrote to memory of 3616	4456	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5be74dc843e96170d2854eb8b6b19426723456e96a3ca37dce5e8f2ee360e61e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5be74dc843e96170d2854eb8b6b19426723456e96a3ca37dce5e8f2ee360e61e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3616 -s 712
    3⤵
    - Program crash
    PID:5028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3616 -ip 3616
1⤵
PID:1904

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/3616-0-0x0000000000710000-0x0000000000716000-memory.dmp

Filesize
24KB

Download
memory/3616-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3616-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3616-3-0x0000000000710000-0x0000000000716000-memory.dmp

Filesize
24KB

Download