dridex | 7262337278c7c04941243a78d68b9691a342ad632fff641917d40116fa782974

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:41

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General

Target

JaffaCakes118_7262337278c7c04941243a78d68b9691a342ad632fff641917d40116fa782974.dll
Size

188KB
MD5

0d95a9a2acad0ff560304f54eb8dae4b
SHA1

39bd6671b2f33b1d0f726b2961e3eab7fb75c48f
SHA256

7262337278c7c04941243a78d68b9691a342ad632fff641917d40116fa782974
SHA512

01d35acf134a9286daeb6fdab33fd0b0fb021211042d6e72dcbe57870a51024dcc2a9b954c00c811dd11cdfcc6eeab9028c75fcfe670261a472c1cc08aba7833
SSDEEP

3072:BA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo9o:BzIqATVfQeV2FZalKq6jtGJWuTmd

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/2680-1-0x0000000074FF0000-0x0000000075020000-memory.dmp	dridex_ldr
behavioral1/memory/2680-2-0x0000000074FF0000-0x0000000075020000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2844	2680	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 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2680 wrote to memory of 2844	2680	rundll32.exe	31
PID 2680 wrote to memory of 2844	2680	rundll32.exe	31
PID 2680 wrote to memory of 2844	2680	rundll32.exe	31
PID 2680 wrote to memory of 2844	2680	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7262337278c7c04941243a78d68b9691a342ad632fff641917d40116fa782974.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2192
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7262337278c7c04941243a78d68b9691a342ad632fff641917d40116fa782974.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 300
    3⤵
    - Program crash
    PID:2844

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/2680-0-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2680-1-0x0000000074FF0000-0x0000000075020000-memory.dmp

Filesize
192KB

Download
memory/2680-3-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2680-2-0x0000000074FF0000-0x0000000075020000-memory.dmp

Filesize
192KB

Download