dridex | 4b197a91288d69d0d712c3bcbbe7ebd636524cca68f68ab563f6eeed218bdde1

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:12

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General

Target

JaffaCakes118_4b197a91288d69d0d712c3bcbbe7ebd636524cca68f68ab563f6eeed218bdde1.dll
Size

184KB
MD5

a4c9d2cf1afb3bda9545dd6e188c9e86
SHA1

541c777b745db9bd11c36682f95686c9d0e250bd
SHA256

4b197a91288d69d0d712c3bcbbe7ebd636524cca68f68ab563f6eeed218bdde1
SHA512

83bbe604a845288f6f47dcf4c0af0c73f80399e24b1653e2e0bce082e9f717443c584584d19cd9ee498c6e5567dd5f10c9a1c43f48b3e4c6916a6e971e7be1e1
SSDEEP

3072:zuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KClmsb:B7TXYsd9SkONU1jKGl9lm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2496-0-0x0000000075020000-0x0000000075050000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1380	2496	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 2292 wrote to memory of 2496	2292	rundll32.exe	31
PID 2292 wrote to memory of 2496	2292	rundll32.exe	31
PID 2292 wrote to memory of 2496	2292	rundll32.exe	31
PID 2292 wrote to memory of 2496	2292	rundll32.exe	31
PID 2292 wrote to memory of 2496	2292	rundll32.exe	31
PID 2292 wrote to memory of 2496	2292	rundll32.exe	31
PID 2292 wrote to memory of 2496	2292	rundll32.exe	31
PID 2496 wrote to memory of 1380	2496	rundll32.exe	32
PID 2496 wrote to memory of 1380	2496	rundll32.exe	32
PID 2496 wrote to memory of 1380	2496	rundll32.exe	32
PID 2496 wrote to memory of 1380	2496	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b197a91288d69d0d712c3bcbbe7ebd636524cca68f68ab563f6eeed218bdde1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b197a91288d69d0d712c3bcbbe7ebd636524cca68f68ab563f6eeed218bdde1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2496
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2496 -s 220
    3⤵
    - Program crash
    PID:1380

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/2496-2-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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memory/2496-0-0x0000000075020000-0x0000000075050000-memory.dmp

Filesize
192KB

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