dridex | 6428a7bf7b6bca0111631be8eb12f246a487684512f966785e83ee52bf2176dc

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:25

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General

Target

JaffaCakes118_6428a7bf7b6bca0111631be8eb12f246a487684512f966785e83ee52bf2176dc.dll
Size

188KB
MD5

e1977fbef1e6e0c772328972d1d2c041
SHA1

3d0c0d1e394bb3873e5946eb2aa08548901a314c
SHA256

6428a7bf7b6bca0111631be8eb12f246a487684512f966785e83ee52bf2176dc
SHA512

5fd399b6edd78b8ba3ca1f3be3ee1f7dc3fbf221baf4cc99664c21af9d2172f43aa73351bc5c855ea602c081a8a21fda9ac2c9f2429e9b957aba882f0358d5e6
SSDEEP

3072:/teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzh9qM:nq7fYIHBZkTB6DWruUCOwjt

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/1764-1-0x0000000074860000-0x0000000074890000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2360	1764	WerFault.exe	31

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 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1752 wrote to memory of 1764	1752	rundll32.exe	31
PID 1764 wrote to memory of 2360	1764	rundll32.exe	32
PID 1764 wrote to memory of 2360	1764	rundll32.exe	32
PID 1764 wrote to memory of 2360	1764	rundll32.exe	32
PID 1764 wrote to memory of 2360	1764	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6428a7bf7b6bca0111631be8eb12f246a487684512f966785e83ee52bf2176dc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6428a7bf7b6bca0111631be8eb12f246a487684512f966785e83ee52bf2176dc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 300
    3⤵
    - Program crash
    PID:2360

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/1764-0-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/1764-1-0x0000000074860000-0x0000000074890000-memory.dmp

Filesize
192KB

Download
memory/1764-3-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download