dridex | 58a8e415afaffb638f7df33b916beeca692a9d7fd96f6c4223f7d839a6b4d124

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:41

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General

Target

JaffaCakes118_58a8e415afaffb638f7df33b916beeca692a9d7fd96f6c4223f7d839a6b4d124.dll
Size

188KB
MD5

da8f35ad736d7a621f4671ef70cbc7e3
SHA1

730c627bfcaadce56dccdcf2b75158f1db6c6f44
SHA256

58a8e415afaffb638f7df33b916beeca692a9d7fd96f6c4223f7d839a6b4d124
SHA512

4c37affc8621ed3eb2487628dc2e8d816dd0d5a3cb715c0c568d4deb8eaffd4d411a3f1d2d07e325db6c3521cf9bb9eb5f45ab2888e48d2c06505d3194f40aee
SSDEEP

3072:yA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoZo:yzIqATVfQeV2FZalKq6jtGJWuTmd

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/1268-1-0x0000000075370000-0x00000000753A0000-memory.dmp	dridex_ldr
behavioral1/memory/1268-2-0x0000000075370000-0x00000000753A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2100	1268	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 2272 wrote to memory of 1268	2272	rundll32.exe	30
PID 2272 wrote to memory of 1268	2272	rundll32.exe	30
PID 2272 wrote to memory of 1268	2272	rundll32.exe	30
PID 2272 wrote to memory of 1268	2272	rundll32.exe	30
PID 2272 wrote to memory of 1268	2272	rundll32.exe	30
PID 2272 wrote to memory of 1268	2272	rundll32.exe	30
PID 2272 wrote to memory of 1268	2272	rundll32.exe	30
PID 1268 wrote to memory of 2100	1268	rundll32.exe	32
PID 1268 wrote to memory of 2100	1268	rundll32.exe	32
PID 1268 wrote to memory of 2100	1268	rundll32.exe	32
PID 1268 wrote to memory of 2100	1268	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_58a8e415afaffb638f7df33b916beeca692a9d7fd96f6c4223f7d839a6b4d124.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_58a8e415afaffb638f7df33b916beeca692a9d7fd96f6c4223f7d839a6b4d124.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1268
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1268 -s 300
    3⤵
    - Program crash
    PID:2100

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/1268-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/1268-1-0x0000000075370000-0x00000000753A0000-memory.dmp

Filesize
192KB

Download
memory/1268-3-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/1268-2-0x0000000075370000-0x00000000753A0000-memory.dmp

Filesize
192KB

Download