dridex | 3bea27628a70ae991139335d5858e2df54c1c17fb7af707dc025ac4c5565fce2

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
24-12-2024 01:19

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General

Target

JaffaCakes118_3bea27628a70ae991139335d5858e2df54c1c17fb7af707dc025ac4c5565fce2.dll
Size

184KB
MD5

93df5179727205b3ff88306782283a09
SHA1

752f7fbaf12da79e6be008e14d1414bf3c847789
SHA256

3bea27628a70ae991139335d5858e2df54c1c17fb7af707dc025ac4c5565fce2
SHA512

ffa33f55562bacf4a9fc2fef9e6298a03a68018bc4a94c5636dd755b8b3a200f9f8c3383a211ea5466f5db2ff44f7184d600dee20f45f250de4747371163d0d8
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoFlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoLoC

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/2716-0-0x0000000074590000-0x00000000745BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2848	2716	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 2824 wrote to memory of 2716	2824	rundll32.exe	30
PID 2824 wrote to memory of 2716	2824	rundll32.exe	30
PID 2824 wrote to memory of 2716	2824	rundll32.exe	30
PID 2824 wrote to memory of 2716	2824	rundll32.exe	30
PID 2824 wrote to memory of 2716	2824	rundll32.exe	30
PID 2824 wrote to memory of 2716	2824	rundll32.exe	30
PID 2824 wrote to memory of 2716	2824	rundll32.exe	30
PID 2716 wrote to memory of 2848	2716	rundll32.exe	31
PID 2716 wrote to memory of 2848	2716	rundll32.exe	31
PID 2716 wrote to memory of 2848	2716	rundll32.exe	31
PID 2716 wrote to memory of 2848	2716	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3bea27628a70ae991139335d5858e2df54c1c17fb7af707dc025ac4c5565fce2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3bea27628a70ae991139335d5858e2df54c1c17fb7af707dc025ac4c5565fce2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2716 -s 220
    3⤵
    - Program crash
    PID:2848

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/2716-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/2716-0-0x0000000074590000-0x00000000745BF000-memory.dmp

Filesize
188KB

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