dridex | 4fa538b0494b5976ca6bf8470a882e248e37fc031df529fcff6b9a0dd952ed14

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 13:20

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General

Target

JaffaCakes118_4fa538b0494b5976ca6bf8470a882e248e37fc031df529fcff6b9a0dd952ed14.dll
Size

161KB
MD5

e8987e19b008464fbf0ff44f5797a2dd
SHA1

7a0ca48e7b5320490ccedd3041dd1c0ff657d5b9
SHA256

4fa538b0494b5976ca6bf8470a882e248e37fc031df529fcff6b9a0dd952ed14
SHA512

d657b805d3213d4f0c21735b40da9097107eef54b0ef2bfbd5a8b182ad03ea929352cc122debc32f316a2ff51e937df0e88ff0427574fe356aed3e705bf41f13
SSDEEP

3072:J84Dcp/qdOUKcT1GpvO0nygcp0DvA/fxHbeXaUDwOvHvWM:NDBdOlG0nyg1DvwxgZ/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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1704-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2264	1704	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 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 1704 wrote to memory of 2264	1704	rundll32.exe	32
PID 1704 wrote to memory of 2264	1704	rundll32.exe	32
PID 1704 wrote to memory of 2264	1704	rundll32.exe	32
PID 1704 wrote to memory of 2264	1704	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4fa538b0494b5976ca6bf8470a882e248e37fc031df529fcff6b9a0dd952ed14.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4fa538b0494b5976ca6bf8470a882e248e37fc031df529fcff6b9a0dd952ed14.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 256
    3⤵
    - Program crash
    PID:2264

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/1704-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1704-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1704-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download