dridex | a50d9d74910eeee36872523111cec1dc6d301c682cf794dda298c8c2076f7c17

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 02:44

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General

Target

JaffaCakes118_a50d9d74910eeee36872523111cec1dc6d301c682cf794dda298c8c2076f7c17.dll
Size

184KB
MD5

6ff94304a6da8a0342ee1888981bf029
SHA1

5404f7ec88b306b7cbcad31744cf9ad1f9d34a1d
SHA256

a50d9d74910eeee36872523111cec1dc6d301c682cf794dda298c8c2076f7c17
SHA512

ab13a31786ee26151681acc4da73b3d1c02ceca65564e83d7eec85130d9c1d46a5843e3d496724109f9f0dc04267448b65e99111f7117e773c17200a73870b19
SSDEEP

3072:JiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoflzoxss7:JiLVCIT4WK2z1W+CUHZj4Skq/eao9oC

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/2848-1-0x00000000749E0000-0x0000000074A0F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2760	2848	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 2840 wrote to memory of 2848	2840	rundll32.exe	30
PID 2840 wrote to memory of 2848	2840	rundll32.exe	30
PID 2840 wrote to memory of 2848	2840	rundll32.exe	30
PID 2840 wrote to memory of 2848	2840	rundll32.exe	30
PID 2840 wrote to memory of 2848	2840	rundll32.exe	30
PID 2840 wrote to memory of 2848	2840	rundll32.exe	30
PID 2840 wrote to memory of 2848	2840	rundll32.exe	30
PID 2848 wrote to memory of 2760	2848	rundll32.exe	31
PID 2848 wrote to memory of 2760	2848	rundll32.exe	31
PID 2848 wrote to memory of 2760	2848	rundll32.exe	31
PID 2848 wrote to memory of 2760	2848	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a50d9d74910eeee36872523111cec1dc6d301c682cf794dda298c8c2076f7c17.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a50d9d74910eeee36872523111cec1dc6d301c682cf794dda298c8c2076f7c17.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2848
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2848 -s 220
    3⤵
    - Program crash
    PID:2760

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/2848-2-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

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memory/2848-1-0x00000000749E0000-0x0000000074A0F000-memory.dmp

Filesize
188KB

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