dridex | 5668c848842ed338352410be97aa7b09d14338e8750496283a664d26657e7038

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 02:27

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General

Target

JaffaCakes118_5668c848842ed338352410be97aa7b09d14338e8750496283a664d26657e7038.dll
Size

184KB
MD5

a3dbc6a392610949c47fe04d27fd2b5a
SHA1

9db94e5f217e39e0d0ad16bd360823fadf6e68d2
SHA256

5668c848842ed338352410be97aa7b09d14338e8750496283a664d26657e7038
SHA512

a7d8ad36d97d58218065412f87ea95e2e4ebb4a6c4f4316366742c66e640a7fa2a6d7fe2d50f8fd1ec791e447145685a93ed479b1681960c020823f3d32f45ce
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoNlzoxss7:liLVCIT4WK2z1W+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/2580-1-0x00000000746A0000-0x00000000746CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1016	2580	WerFault.exe	29

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 2544 wrote to memory of 2580	2544	rundll32.exe	29
PID 2544 wrote to memory of 2580	2544	rundll32.exe	29
PID 2544 wrote to memory of 2580	2544	rundll32.exe	29
PID 2544 wrote to memory of 2580	2544	rundll32.exe	29
PID 2544 wrote to memory of 2580	2544	rundll32.exe	29
PID 2544 wrote to memory of 2580	2544	rundll32.exe	29
PID 2544 wrote to memory of 2580	2544	rundll32.exe	29
PID 2580 wrote to memory of 1016	2580	rundll32.exe	30
PID 2580 wrote to memory of 1016	2580	rundll32.exe	30
PID 2580 wrote to memory of 1016	2580	rundll32.exe	30
PID 2580 wrote to memory of 1016	2580	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5668c848842ed338352410be97aa7b09d14338e8750496283a664d26657e7038.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5668c848842ed338352410be97aa7b09d14338e8750496283a664d26657e7038.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2580
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2580 -s 220
    3⤵
    - Program crash
    PID:1016

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/2580-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2580-1-0x00000000746A0000-0x00000000746CF000-memory.dmp

Filesize
188KB

Download
memory/2580-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

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