dridex | 9a77960e0b8b2f1fd84a85e9b0583f8400d649a3904792105d1206d4910fd315

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 08:09

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General

Target

JaffaCakes118_9a77960e0b8b2f1fd84a85e9b0583f8400d649a3904792105d1206d4910fd315.dll
Size

184KB
MD5

0b03a70108ac67592a9ff61b1287e2a6
SHA1

1aef29162af1613c0ed33782e303532c41c13957
SHA256

9a77960e0b8b2f1fd84a85e9b0583f8400d649a3904792105d1206d4910fd315
SHA512

334348f3e0d98b9b0c7f552aeadbdddfc9253947303752aa6b8e14603699728df4665bb9f505e126a30c0e5af8094a978a8f750d586d24dd7ec3a0d02cb25bae
SSDEEP

3072:/iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoW8lzoxss7:/iLVCIT4WK2z1W+CUHZj4Skq/eaoDoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2152-1-0x0000000074DF0000-0x0000000074E1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1936	2152	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 2232 wrote to memory of 2152	2232	rundll32.exe	31
PID 2232 wrote to memory of 2152	2232	rundll32.exe	31
PID 2232 wrote to memory of 2152	2232	rundll32.exe	31
PID 2232 wrote to memory of 2152	2232	rundll32.exe	31
PID 2232 wrote to memory of 2152	2232	rundll32.exe	31
PID 2232 wrote to memory of 2152	2232	rundll32.exe	31
PID 2232 wrote to memory of 2152	2232	rundll32.exe	31
PID 2152 wrote to memory of 1936	2152	rundll32.exe	32
PID 2152 wrote to memory of 1936	2152	rundll32.exe	32
PID 2152 wrote to memory of 1936	2152	rundll32.exe	32
PID 2152 wrote to memory of 1936	2152	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a77960e0b8b2f1fd84a85e9b0583f8400d649a3904792105d1206d4910fd315.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a77960e0b8b2f1fd84a85e9b0583f8400d649a3904792105d1206d4910fd315.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2152
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 220
    3⤵
    - Program crash
    PID:1936

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/2152-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2152-1-0x0000000074DF0000-0x0000000074E1F000-memory.dmp

Filesize
188KB

Download
memory/2152-4-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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