dridex | 1f3a7e04960dad1ad219bc5a138ed24e6b8b2c7b2290c22c7c96e898fe6e380c

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/12/2024, 07:05

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General

Target

JaffaCakes118_1f3a7e04960dad1ad219bc5a138ed24e6b8b2c7b2290c22c7c96e898fe6e380c.dll
Size

184KB
MD5

2aa4e5941d878061f916c972c875f324
SHA1

4afecfba4a0f3185f8711e1dd70f98d9a0d545b8
SHA256

1f3a7e04960dad1ad219bc5a138ed24e6b8b2c7b2290c22c7c96e898fe6e380c
SHA512

633251bf995797e8b0c989c116b682ce65a955e9b92e237da74b90c53d573d51f9dfa03ee9e2bd665d24e1916f2c6bcb00b70c8ba9ac89bdb40a62e15a2af873
SSDEEP

3072:OiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoRlzoxss7:OiLVCIT4WK2z1W+CUHZj4Skq/eaoPoC

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/2452-1-0x0000000074D60000-0x0000000074D8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2100	2452	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 1944 wrote to memory of 2452	1944	rundll32.exe	30
PID 1944 wrote to memory of 2452	1944	rundll32.exe	30
PID 1944 wrote to memory of 2452	1944	rundll32.exe	30
PID 1944 wrote to memory of 2452	1944	rundll32.exe	30
PID 1944 wrote to memory of 2452	1944	rundll32.exe	30
PID 1944 wrote to memory of 2452	1944	rundll32.exe	30
PID 1944 wrote to memory of 2452	1944	rundll32.exe	30
PID 2452 wrote to memory of 2100	2452	rundll32.exe	31
PID 2452 wrote to memory of 2100	2452	rundll32.exe	31
PID 2452 wrote to memory of 2100	2452	rundll32.exe	31
PID 2452 wrote to memory of 2100	2452	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f3a7e04960dad1ad219bc5a138ed24e6b8b2c7b2290c22c7c96e898fe6e380c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f3a7e04960dad1ad219bc5a138ed24e6b8b2c7b2290c22c7c96e898fe6e380c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2452
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2452 -s 220
    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/2452-0-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/2452-1-0x0000000074D60000-0x0000000074D8F000-memory.dmp

Filesize
188KB

Download
memory/2452-4-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download