dridex | 8e9789c0efcbca0420676ce731ac40a263c34b0f8429d9005507fb0c68b575ac

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 22:49

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General

Target

JaffaCakes118_8e9789c0efcbca0420676ce731ac40a263c34b0f8429d9005507fb0c68b575ac.dll
Size

161KB
MD5

de9a90b6050ec9928008bc6fa7193933
SHA1

4eba7da7288e2ede732adf541d43218f384bb29e
SHA256

8e9789c0efcbca0420676ce731ac40a263c34b0f8429d9005507fb0c68b575ac
SHA512

6133d25d233ff37998bc1abc8d6b875342bbbccb5e1ca05ed04dee2149733d61221b88d82db3c464f4e7f88054f3433b851a3f221e0c471d654502d5faeb2e58
SSDEEP

3072:Jd4Dcp/qdOUKcT1GpvO0nygcp0DvA/fxHbeXaUDwOvHvWM:IDBdOlG0nyg1DvwxgZ/v

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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/2344-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2344-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2092	2344	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 3008 wrote to memory of 2344	3008	rundll32.exe	30
PID 3008 wrote to memory of 2344	3008	rundll32.exe	30
PID 3008 wrote to memory of 2344	3008	rundll32.exe	30
PID 3008 wrote to memory of 2344	3008	rundll32.exe	30
PID 3008 wrote to memory of 2344	3008	rundll32.exe	30
PID 3008 wrote to memory of 2344	3008	rundll32.exe	30
PID 3008 wrote to memory of 2344	3008	rundll32.exe	30
PID 2344 wrote to memory of 2092	2344	rundll32.exe	31
PID 2344 wrote to memory of 2092	2344	rundll32.exe	31
PID 2344 wrote to memory of 2092	2344	rundll32.exe	31
PID 2344 wrote to memory of 2092	2344	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e9789c0efcbca0420676ce731ac40a263c34b0f8429d9005507fb0c68b575ac.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3008
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e9789c0efcbca0420676ce731ac40a263c34b0f8429d9005507fb0c68b575ac.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 256
    3⤵
    - Program crash
    PID:2092

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/2344-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2344-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2344-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2344-4-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download