dridex | 945c3432030cf1bcfcc0f1b542111b09e099e8d9070bc9ce0074d195a8489896

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 23:30

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General

Target

JaffaCakes118_945c3432030cf1bcfcc0f1b542111b09e099e8d9070bc9ce0074d195a8489896.dll
Size

170KB
MD5

48b6e7af0bc8b49273d34be4cfa96140
SHA1

37d20a5fcb492b985b443a5e61fee9c1011f16fa
SHA256

945c3432030cf1bcfcc0f1b542111b09e099e8d9070bc9ce0074d195a8489896
SHA512

543faa7e404e161b5ec4f83c3a402b6465debb8f9b9a224f45319a67c411757278dc2cc472dbfec20e5afe571094c7dc4a1bef87be624bbb737ae772dd818cc9
SSDEEP

3072:gqWLBTrGNr0gl+CI3bc4ThMXu6GkqFmLqmjcRVmkHkKFhG2wwUJ5/lB:uVqNd+CIQHXu9VFmu0qU2CJ5

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/1640-0-0x00000000751D0000-0x0000000075200000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2572	1640	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 2588 wrote to memory of 1640	2588	rundll32.exe	30
PID 2588 wrote to memory of 1640	2588	rundll32.exe	30
PID 2588 wrote to memory of 1640	2588	rundll32.exe	30
PID 2588 wrote to memory of 1640	2588	rundll32.exe	30
PID 2588 wrote to memory of 1640	2588	rundll32.exe	30
PID 2588 wrote to memory of 1640	2588	rundll32.exe	30
PID 2588 wrote to memory of 1640	2588	rundll32.exe	30
PID 1640 wrote to memory of 2572	1640	rundll32.exe	31
PID 1640 wrote to memory of 2572	1640	rundll32.exe	31
PID 1640 wrote to memory of 2572	1640	rundll32.exe	31
PID 1640 wrote to memory of 2572	1640	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_945c3432030cf1bcfcc0f1b542111b09e099e8d9070bc9ce0074d195a8489896.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2588
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_945c3432030cf1bcfcc0f1b542111b09e099e8d9070bc9ce0074d195a8489896.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1640 -s 256
    3⤵
    - Program crash
    PID:2572

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/1640-0-0x00000000751D0000-0x0000000075200000-memory.dmp

Filesize
192KB

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memory/1640-2-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

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