dridex | f2621816b4e26ac2faa4e7a9a219a96ec239685c6a36ce21163840bf61fb2b32

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:55

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General

Target

JaffaCakes118_f2621816b4e26ac2faa4e7a9a219a96ec239685c6a36ce21163840bf61fb2b32.dll
Size

184KB
MD5

89e34af7dfb8e6435ec1ca77b5c3ff71
SHA1

b865f18284a96a4e63b0feab75144b9c03f41e8f
SHA256

f2621816b4e26ac2faa4e7a9a219a96ec239685c6a36ce21163840bf61fb2b32
SHA512

4209ef9312678d13f595b4edc518c99a1875b6e131ef46f4a8a3557bc79f50c91a2bc8516548b8e66f769bcae7b2912babd0d5fd9d04b0ee5d2a0ea1384becf5
SSDEEP

3072:QiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaonlzoxss7:QiLVCIT4WK2z1W+CUHZj4Skq/eaoVoC

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/1960-0-0x0000000074BA0000-0x0000000074BCF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2316	1960	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 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f2621816b4e26ac2faa4e7a9a219a96ec239685c6a36ce21163840bf61fb2b32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f2621816b4e26ac2faa4e7a9a219a96ec239685c6a36ce21163840bf61fb2b32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1960
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 220
    3⤵
    - Program crash
    PID:2316

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/1960-0-0x0000000074BA0000-0x0000000074BCF000-memory.dmp

Filesize
188KB

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memory/1960-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download