dridex | 22b0bc7b172d8893a7b054e2721c8a8e02b690306a968807fb6c63db03f34b39

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 20:49

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General

Target

JaffaCakes118_22b0bc7b172d8893a7b054e2721c8a8e02b690306a968807fb6c63db03f34b39.dll
Size

160KB
MD5

b1534e5095a32129d2f3c75fc2ba722e
SHA1

386df4fe06e72953bed1847b993a9e955bc33edd
SHA256

22b0bc7b172d8893a7b054e2721c8a8e02b690306a968807fb6c63db03f34b39
SHA512

0854b74dc7f560bca5ec36c5f7a72e8f278df1f1307c1e34a223beb9b419c6730bafad47c891c20023db8a200420a7808c458a685defa0c8caee0fa75dd67f4d
SSDEEP

3072:TNOn8cnYCTZouiOyPmE7Zsantih3+0wuFiD3xJaTw1tHr:Q8mnT7Fmsans1+0Hw7/t

Score

10^/10

dridex 40111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40111

185.148.168.240:443

162.216.125.131:2303

193.200.130.178:8172

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1600-1-0x0000000074F40000-0x0000000074F6E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1272	1600	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 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1600 wrote to memory of 1272	1600	rundll32.exe	32
PID 1600 wrote to memory of 1272	1600	rundll32.exe	32
PID 1600 wrote to memory of 1272	1600	rundll32.exe	32
PID 1600 wrote to memory of 1272	1600	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22b0bc7b172d8893a7b054e2721c8a8e02b690306a968807fb6c63db03f34b39.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22b0bc7b172d8893a7b054e2721c8a8e02b690306a968807fb6c63db03f34b39.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 256
    3⤵
    - Program crash
    PID:1272

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/1600-0-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1600-1-0x0000000074F40000-0x0000000074F6E000-memory.dmp

Filesize
184KB

Download
memory/1600-3-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download