dridex | f3aec30b55c5f8ba1a7dc10b887952463f292e397c32e850bd1bd6db994be7a6

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 23:06

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General

Target

JaffaCakes118_f3aec30b55c5f8ba1a7dc10b887952463f292e397c32e850bd1bd6db994be7a6.dll
Size

188KB
MD5

216e5de053dc830125913e1ed49decb0
SHA1

461e89c2dbb72d646a1c14965443d6a38531666d
SHA256

f3aec30b55c5f8ba1a7dc10b887952463f292e397c32e850bd1bd6db994be7a6
SHA512

9a59847f0406066282c5101d61b02464c79071d10c1ceaf1dedd5301c5336c134bd7980a03893b22b74909dc156a2361d32e47e966e567226dddc06f47900893
SSDEEP

3072:qteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzv9qM:Cq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2844-1-0x00000000744E0000-0x0000000074510000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	2844	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 2340 wrote to memory of 2844	2340	rundll32.exe	30
PID 2340 wrote to memory of 2844	2340	rundll32.exe	30
PID 2340 wrote to memory of 2844	2340	rundll32.exe	30
PID 2340 wrote to memory of 2844	2340	rundll32.exe	30
PID 2340 wrote to memory of 2844	2340	rundll32.exe	30
PID 2340 wrote to memory of 2844	2340	rundll32.exe	30
PID 2340 wrote to memory of 2844	2340	rundll32.exe	30
PID 2844 wrote to memory of 2880	2844	rundll32.exe	31
PID 2844 wrote to memory of 2880	2844	rundll32.exe	31
PID 2844 wrote to memory of 2880	2844	rundll32.exe	31
PID 2844 wrote to memory of 2880	2844	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3aec30b55c5f8ba1a7dc10b887952463f292e397c32e850bd1bd6db994be7a6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3aec30b55c5f8ba1a7dc10b887952463f292e397c32e850bd1bd6db994be7a6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2844 -s 300
    3⤵
    - Program crash
    PID:2880

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/2844-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2844-1-0x00000000744E0000-0x0000000074510000-memory.dmp

Filesize
192KB

Download
memory/2844-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download