dridex | db55b218f9ecf08c154a71fd85a891c1971cde38efc4cdf27ad4b1ed592dc509

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 00:17

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General

Target

JaffaCakes118_db55b218f9ecf08c154a71fd85a891c1971cde38efc4cdf27ad4b1ed592dc509.dll
Size

184KB
MD5

bacf39f5d1d2e2d1d65413eff4be8006
SHA1

4e006cb331429ed2bb6f2d3b2d3f19b33c73bbaf
SHA256

db55b218f9ecf08c154a71fd85a891c1971cde38efc4cdf27ad4b1ed592dc509
SHA512

590d020141f52ed3bcbcad48f82d8beeed994b6233634cccd39f6dfc4d5b3ebbfd4ae21f42587b6ae4a2f56882347d7a71ff698cf06a2acf5a3e4047d3b2ffa1
SSDEEP

3072:juwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4K8lmsb:x7TXYsd9SkONU1jKGlflm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2328-1-0x00000000750D0000-0x0000000075100000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2332	2328	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 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2328 wrote to memory of 2332	2328	rundll32.exe	32
PID 2328 wrote to memory of 2332	2328	rundll32.exe	32
PID 2328 wrote to memory of 2332	2328	rundll32.exe	32
PID 2328 wrote to memory of 2332	2328	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_db55b218f9ecf08c154a71fd85a891c1971cde38efc4cdf27ad4b1ed592dc509.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_db55b218f9ecf08c154a71fd85a891c1971cde38efc4cdf27ad4b1ed592dc509.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2328 -s 220
    3⤵
    - Program crash
    PID:2332

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/2328-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2328-1-0x00000000750D0000-0x0000000075100000-memory.dmp

Filesize
192KB

Download
memory/2328-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download