dridex | 605312f940c6744b9925f4f544342cf8a01f49abc3b475200987712401e755b2

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
23-12-2024 22:43

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General

Target

JaffaCakes118_605312f940c6744b9925f4f544342cf8a01f49abc3b475200987712401e755b2.dll
Size

184KB
MD5

4cce0d89df62c4381032cc3687e31ab3
SHA1

be80075413e9cb5db8e79264f29969c17cb0fd5e
SHA256

605312f940c6744b9925f4f544342cf8a01f49abc3b475200987712401e755b2
SHA512

37035d43ca5cc9d4a45aa813fe7b5e86d5f3502a3179bd049435d80fcb31938272da57fe5793dbf67007c5eedb9c839f558cf77d749d2773bbfeb4ea6f4b75ed
SSDEEP

3072:nuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kylmsb:d7TXYsd9SkONU1jKGltlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/3068-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	3068	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 2640 wrote to memory of 3068	2640	rundll32.exe	30
PID 2640 wrote to memory of 3068	2640	rundll32.exe	30
PID 2640 wrote to memory of 3068	2640	rundll32.exe	30
PID 2640 wrote to memory of 3068	2640	rundll32.exe	30
PID 2640 wrote to memory of 3068	2640	rundll32.exe	30
PID 2640 wrote to memory of 3068	2640	rundll32.exe	30
PID 2640 wrote to memory of 3068	2640	rundll32.exe	30
PID 3068 wrote to memory of 2808	3068	rundll32.exe	31
PID 3068 wrote to memory of 2808	3068	rundll32.exe	31
PID 3068 wrote to memory of 2808	3068	rundll32.exe	31
PID 3068 wrote to memory of 2808	3068	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_605312f940c6744b9925f4f544342cf8a01f49abc3b475200987712401e755b2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_605312f940c6744b9925f4f544342cf8a01f49abc3b475200987712401e755b2.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 220
    3⤵
    - Program crash
    PID:2808

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/3068-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/3068-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp

Filesize
192KB

Download
memory/3068-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download