dridex | a16451e48c2bf3aa4f33cbf6dff0877c387e0f6869fc294c73fd46142d1d1c34

Analysis

max time kernel
121s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 19:16

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General

Target

JaffaCakes118_a16451e48c2bf3aa4f33cbf6dff0877c387e0f6869fc294c73fd46142d1d1c34.dll
Size

171KB
MD5

f6af4db1a380b3df977b7eefb64bd8e1
SHA1

30f7a011ff0cd4e1af69c4271608a7a5a83ec503
SHA256

a16451e48c2bf3aa4f33cbf6dff0877c387e0f6869fc294c73fd46142d1d1c34
SHA512

d6e0217f5a062633450571be383aacd713e799ae1369a1a096edc27babb80da4db4983f03b802bfd9e09a8fb9eaa9b126195496e55ad9b291aa8b49d0ee89728
SSDEEP

3072:Ki49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:KH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/3052-1-0x00000000750C0000-0x00000000750F0000-memory.dmp	dridex_ldr
behavioral1/memory/3052-2-0x00000000750C0000-0x00000000750F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2388	3052	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 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 3052 wrote to memory of 2388	3052	rundll32.exe	31
PID 3052 wrote to memory of 2388	3052	rundll32.exe	31
PID 3052 wrote to memory of 2388	3052	rundll32.exe	31
PID 3052 wrote to memory of 2388	3052	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16451e48c2bf3aa4f33cbf6dff0877c387e0f6869fc294c73fd46142d1d1c34.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a16451e48c2bf3aa4f33cbf6dff0877c387e0f6869fc294c73fd46142d1d1c34.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3052
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 264
    3⤵
    - Program crash
    PID:2388

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/3052-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/3052-1-0x00000000750C0000-0x00000000750F0000-memory.dmp

Filesize
192KB

Download
memory/3052-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/3052-2-0x00000000750C0000-0x00000000750F0000-memory.dmp

Filesize
192KB

Download