dridex | 99c8a2505b747395ba6b1e2e67ec259acdf8c561f6fc0c5dc0ba5d2cf8205a3e

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 21:02

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General

Target

JaffaCakes118_99c8a2505b747395ba6b1e2e67ec259acdf8c561f6fc0c5dc0ba5d2cf8205a3e.dll
Size

184KB
MD5

143539a4e5d3206116a17a768a01e7f8
SHA1

e569f7c992095067e43ba81be349665a8932cf0c
SHA256

99c8a2505b747395ba6b1e2e67ec259acdf8c561f6fc0c5dc0ba5d2cf8205a3e
SHA512

1b20aa965a984e0d53c6697750c7e4370efa3f65775731492e8779000b8386e666352996a39abdf47ef6e7f8d0ef8987578fb3421dd1b39ebdb9ee8ab0384b3f
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao9lzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoToC

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/1360-1-0x0000000075420000-0x000000007544F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3016	1360	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 2612 wrote to memory of 1360	2612	rundll32.exe	30
PID 2612 wrote to memory of 1360	2612	rundll32.exe	30
PID 2612 wrote to memory of 1360	2612	rundll32.exe	30
PID 2612 wrote to memory of 1360	2612	rundll32.exe	30
PID 2612 wrote to memory of 1360	2612	rundll32.exe	30
PID 2612 wrote to memory of 1360	2612	rundll32.exe	30
PID 2612 wrote to memory of 1360	2612	rundll32.exe	30
PID 1360 wrote to memory of 3016	1360	rundll32.exe	32
PID 1360 wrote to memory of 3016	1360	rundll32.exe	32
PID 1360 wrote to memory of 3016	1360	rundll32.exe	32
PID 1360 wrote to memory of 3016	1360	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99c8a2505b747395ba6b1e2e67ec259acdf8c561f6fc0c5dc0ba5d2cf8205a3e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99c8a2505b747395ba6b1e2e67ec259acdf8c561f6fc0c5dc0ba5d2cf8205a3e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 220
    3⤵
    - Program crash
    PID:3016

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/1360-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1360-1-0x0000000075420000-0x000000007544F000-memory.dmp

Filesize
188KB

Download
memory/1360-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download