dridex | 1b8057fa91cf0a6fcb0092fa7f95df61b4ad4da16a08c547e35b2b2ff7d1b1b8

Analysis

max time kernel
96s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 00:41

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General

Target

JaffaCakes118_1b8057fa91cf0a6fcb0092fa7f95df61b4ad4da16a08c547e35b2b2ff7d1b1b8.dll
Size

184KB
MD5

7e68245f3f1df2b1ba839922dba48ec7
SHA1

a1ab9e8c10d024fe516e56586742191bf85b24d8
SHA256

1b8057fa91cf0a6fcb0092fa7f95df61b4ad4da16a08c547e35b2b2ff7d1b1b8
SHA512

ceb394e4446905a2a5f44fccc39f5fe1347a3511d1ac18755a7970235b40368a259929811437b6ab234acf9129bef7b225dc74ec38bb10e9d5b8fff6b9ac015e
SSDEEP

3072:NJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JSa//2uFrSc:2fYOX+wTScR/Xzku9LVwpuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4352-1-0x0000000074FB0000-0x0000000074FDF000-memory.dmp	dridex_ldr
behavioral2/memory/4352-2-0x0000000074FB0000-0x0000000074FDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3032	4352	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 1292 wrote to memory of 4352	1292	rundll32.exe	83
PID 1292 wrote to memory of 4352	1292	rundll32.exe	83
PID 1292 wrote to memory of 4352	1292	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1b8057fa91cf0a6fcb0092fa7f95df61b4ad4da16a08c547e35b2b2ff7d1b1b8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1b8057fa91cf0a6fcb0092fa7f95df61b4ad4da16a08c547e35b2b2ff7d1b1b8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4352
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4352 -s 624
    3⤵
    - Program crash
    PID:3032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4352 -ip 4352
1⤵
PID:4252

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/4352-0-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/4352-1-0x0000000074FB0000-0x0000000074FDF000-memory.dmp

Filesize
188KB

Download
memory/4352-2-0x0000000074FB0000-0x0000000074FDF000-memory.dmp

Filesize
188KB

Download
memory/4352-3-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download