dridex | 8bc6b1848be8d8f80bb8798e9ddea590be76409a5b359f64ac151f12e79b9d50

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:55

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General

Target

JaffaCakes118_8bc6b1848be8d8f80bb8798e9ddea590be76409a5b359f64ac151f12e79b9d50.dll
Size

188KB
MD5

80ab2718fbb373a9f9d98f704451b392
SHA1

af69c04a5f66467d599220d1f21dbc8882811a76
SHA256

8bc6b1848be8d8f80bb8798e9ddea590be76409a5b359f64ac151f12e79b9d50
SHA512

8a32feb025138782753deb32e65b3a6a831d5844f40b6ab80f7849227a051be508cf3673c29544ea4082eeb170e4c5bdf57c7d14442d9577b788d70a990cded4
SSDEEP

3072:LA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoOo:LzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/792-0-0x0000000074D60000-0x0000000074D90000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2092	792	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 692 wrote to memory of 792	692	rundll32.exe	31
PID 692 wrote to memory of 792	692	rundll32.exe	31
PID 692 wrote to memory of 792	692	rundll32.exe	31
PID 692 wrote to memory of 792	692	rundll32.exe	31
PID 692 wrote to memory of 792	692	rundll32.exe	31
PID 692 wrote to memory of 792	692	rundll32.exe	31
PID 692 wrote to memory of 792	692	rundll32.exe	31
PID 792 wrote to memory of 2092	792	rundll32.exe	32
PID 792 wrote to memory of 2092	792	rundll32.exe	32
PID 792 wrote to memory of 2092	792	rundll32.exe	32
PID 792 wrote to memory of 2092	792	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8bc6b1848be8d8f80bb8798e9ddea590be76409a5b359f64ac151f12e79b9d50.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8bc6b1848be8d8f80bb8798e9ddea590be76409a5b359f64ac151f12e79b9d50.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 792 -s 300
    3⤵
    - Program crash
    PID:2092

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/792-0-0x0000000074D60000-0x0000000074D90000-memory.dmp

Filesize
192KB

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memory/792-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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