dridex | c61450c6b493027fbee727e2835fbf4275d086f73ba093beb24e7bd71057f51a

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12-10-2024 18:44

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General

Target

3b87e054a89eef924bce0d6591354339_JaffaCakes118.dll
Size

184KB
MD5

3b87e054a89eef924bce0d6591354339
SHA1

dab38cf6e95efabebb1c8da29a408da8c61d0993
SHA256

c61450c6b493027fbee727e2835fbf4275d086f73ba093beb24e7bd71057f51a
SHA512

abb4f1ec079be206916eaf19c76f091e8281303952ab9c361c878f98bd16287f2ce7491fc47be32e158d2883d6db2df775e7e5fcf21c1ee1980b31dfd9fe354c
SSDEEP

3072:6DHMD9LnP1KxPqM8/1xYTCKJJ+xpm2s7E7jnR1VzGQiEFMFZsvQ:SMhP1cq7/16CT9jnR1Vz7ic

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1964-0-0x00000000752D0000-0x0000000075300000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1596	1964	WerFault.exe	28

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 2260 wrote to memory of 1964	2260	rundll32.exe	28
PID 2260 wrote to memory of 1964	2260	rundll32.exe	28
PID 2260 wrote to memory of 1964	2260	rundll32.exe	28
PID 2260 wrote to memory of 1964	2260	rundll32.exe	28
PID 2260 wrote to memory of 1964	2260	rundll32.exe	28
PID 2260 wrote to memory of 1964	2260	rundll32.exe	28
PID 2260 wrote to memory of 1964	2260	rundll32.exe	28
PID 1964 wrote to memory of 1596	1964	rundll32.exe	31
PID 1964 wrote to memory of 1596	1964	rundll32.exe	31
PID 1964 wrote to memory of 1596	1964	rundll32.exe	31
PID 1964 wrote to memory of 1596	1964	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3b87e054a89eef924bce0d6591354339_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3b87e054a89eef924bce0d6591354339_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1964
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 220
    3⤵
    - Program crash
    PID:1596

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/1964-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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memory/1964-0-0x00000000752D0000-0x0000000075300000-memory.dmp

Filesize
192KB

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