dridex | e4039218905b493684cabb6fddc919fdb6b91cf7bd94aef29e2435d4e4cf78a9

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 18:57

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General

Target

JaffaCakes118_e4039218905b493684cabb6fddc919fdb6b91cf7bd94aef29e2435d4e4cf78a9.dll
Size

184KB
MD5

5ce38324f3ac251b1ac5fc56d972603a
SHA1

706fcb0360f0eb15b3afedef80585bd73bba0664
SHA256

e4039218905b493684cabb6fddc919fdb6b91cf7bd94aef29e2435d4e4cf78a9
SHA512

b3e1efea5745b15c3cefa95f52a4472dc9dfcc1653ba481f9ce005c87d8d113e39e635a1c617c99691583b9567b5df303746f2584b643b2f7afd6633492f6e44
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoulzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaosoC

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/2204-1-0x0000000075540000-0x000000007556F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1788	2204	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 2572 wrote to memory of 2204	2572	rundll32.exe	31
PID 2572 wrote to memory of 2204	2572	rundll32.exe	31
PID 2572 wrote to memory of 2204	2572	rundll32.exe	31
PID 2572 wrote to memory of 2204	2572	rundll32.exe	31
PID 2572 wrote to memory of 2204	2572	rundll32.exe	31
PID 2572 wrote to memory of 2204	2572	rundll32.exe	31
PID 2572 wrote to memory of 2204	2572	rundll32.exe	31
PID 2204 wrote to memory of 1788	2204	rundll32.exe	32
PID 2204 wrote to memory of 1788	2204	rundll32.exe	32
PID 2204 wrote to memory of 1788	2204	rundll32.exe	32
PID 2204 wrote to memory of 1788	2204	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e4039218905b493684cabb6fddc919fdb6b91cf7bd94aef29e2435d4e4cf78a9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e4039218905b493684cabb6fddc919fdb6b91cf7bd94aef29e2435d4e4cf78a9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 220
    3⤵
    - Program crash
    PID:1788

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/2204-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2204-1-0x0000000075540000-0x000000007556F000-memory.dmp

Filesize
188KB

Download
memory/2204-3-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download