dridex | 295f3fb2ce264466f5dc2302f01101de42b91754b6b3ca29eb36634f48cdc9dc

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:22

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General

Target

JaffaCakes118_295f3fb2ce264466f5dc2302f01101de42b91754b6b3ca29eb36634f48cdc9dc.dll
Size

188KB
MD5

d2f3704d1fdeb65a298020ef38d88870
SHA1

9550414ed0a0f4e25a2dd7637e2afdf0226452f9
SHA256

295f3fb2ce264466f5dc2302f01101de42b91754b6b3ca29eb36634f48cdc9dc
SHA512

200d70ba00c852312edf856b06863ab47fc4d538a5a0dc97892e19c1134ed014ac41ba51665a7c964ce856b365a78eac271d3a89fd1887ec41bf330c62501092
SSDEEP

3072:KA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo3o:KzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1740-1-0x0000000074560000-0x0000000074590000-memory.dmp	dridex_ldr
behavioral1/memory/1740-2-0x0000000074560000-0x0000000074590000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2712	1740	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 2556 wrote to memory of 1740	2556	rundll32.exe	30
PID 2556 wrote to memory of 1740	2556	rundll32.exe	30
PID 2556 wrote to memory of 1740	2556	rundll32.exe	30
PID 2556 wrote to memory of 1740	2556	rundll32.exe	30
PID 2556 wrote to memory of 1740	2556	rundll32.exe	30
PID 2556 wrote to memory of 1740	2556	rundll32.exe	30
PID 2556 wrote to memory of 1740	2556	rundll32.exe	30
PID 1740 wrote to memory of 2712	1740	rundll32.exe	31
PID 1740 wrote to memory of 2712	1740	rundll32.exe	31
PID 1740 wrote to memory of 2712	1740	rundll32.exe	31
PID 1740 wrote to memory of 2712	1740	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_295f3fb2ce264466f5dc2302f01101de42b91754b6b3ca29eb36634f48cdc9dc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_295f3fb2ce264466f5dc2302f01101de42b91754b6b3ca29eb36634f48cdc9dc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 300
    3⤵
    - Program crash
    PID:2712

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/1740-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1740-1-0x0000000074560000-0x0000000074590000-memory.dmp

Filesize
192KB

Download
memory/1740-2-0x0000000074560000-0x0000000074590000-memory.dmp

Filesize
192KB

Download
memory/1740-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download