dridex | e3f762630eee4b26c62d3407673ba81832ee45c0522b24a75cb9abdc8bc8da19

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 17:37

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General

Target

JaffaCakes118_e3f762630eee4b26c62d3407673ba81832ee45c0522b24a75cb9abdc8bc8da19.dll
Size

184KB
MD5

7f29cf48275f635675dbe07f43902a87
SHA1

1682587ff78cb32c6db61a89ac8391608087fdef
SHA256

e3f762630eee4b26c62d3407673ba81832ee45c0522b24a75cb9abdc8bc8da19
SHA512

5ddd91a803971c318e1a23a02177a23ebe39ebe6e472c2e710a568f600d132534b8b782c18209c9ea606a902c88d79515023f606e3ef5b4eb597824eecd82723
SSDEEP

3072:aiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao3lzoxss7:aiLVCIT4WK2z1W+CUHZj4Skq/eaoFoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2340-1-0x0000000074D30000-0x0000000074D5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2708	2340	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 2168 wrote to memory of 2340	2168	rundll32.exe	30
PID 2168 wrote to memory of 2340	2168	rundll32.exe	30
PID 2168 wrote to memory of 2340	2168	rundll32.exe	30
PID 2168 wrote to memory of 2340	2168	rundll32.exe	30
PID 2168 wrote to memory of 2340	2168	rundll32.exe	30
PID 2168 wrote to memory of 2340	2168	rundll32.exe	30
PID 2168 wrote to memory of 2340	2168	rundll32.exe	30
PID 2340 wrote to memory of 2708	2340	rundll32.exe	31
PID 2340 wrote to memory of 2708	2340	rundll32.exe	31
PID 2340 wrote to memory of 2708	2340	rundll32.exe	31
PID 2340 wrote to memory of 2708	2340	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3f762630eee4b26c62d3407673ba81832ee45c0522b24a75cb9abdc8bc8da19.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3f762630eee4b26c62d3407673ba81832ee45c0522b24a75cb9abdc8bc8da19.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 220
    3⤵
    - Program crash
    PID:2708

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/2340-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x0000000074D30000-0x0000000074D5F000-memory.dmp

Filesize
188KB

Download
memory/2340-4-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download