dridex | ba3a86a8a9028731142d77288b70ab4f64f622d27577633ab4da7ae469a13436

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
23/12/2024, 17:36

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General

Target

JaffaCakes118_ba3a86a8a9028731142d77288b70ab4f64f622d27577633ab4da7ae469a13436.dll
Size

188KB
MD5

f638d0aaba765f9bab20aefa65503acf
SHA1

bfa8a67aa776e43f4a871be292a59fb4384c7bde
SHA256

ba3a86a8a9028731142d77288b70ab4f64f622d27577633ab4da7ae469a13436
SHA512

1d36c76bad18e8fedf3ca266ca980aeaa70b0486b9fdae69d392bfc32e42d8810c1dddceb2c38d42e5e7d80cb4768e9dc3485eda704e2c5f8c98754b993ee417
SSDEEP

3072:+A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoNo:+zIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2532-0-0x0000000074EB0000-0x0000000074EE0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2108	2532	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 2100 wrote to memory of 2532	2100	rundll32.exe	30
PID 2100 wrote to memory of 2532	2100	rundll32.exe	30
PID 2100 wrote to memory of 2532	2100	rundll32.exe	30
PID 2100 wrote to memory of 2532	2100	rundll32.exe	30
PID 2100 wrote to memory of 2532	2100	rundll32.exe	30
PID 2100 wrote to memory of 2532	2100	rundll32.exe	30
PID 2100 wrote to memory of 2532	2100	rundll32.exe	30
PID 2532 wrote to memory of 2108	2532	rundll32.exe	31
PID 2532 wrote to memory of 2108	2532	rundll32.exe	31
PID 2532 wrote to memory of 2108	2532	rundll32.exe	31
PID 2532 wrote to memory of 2108	2532	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ba3a86a8a9028731142d77288b70ab4f64f622d27577633ab4da7ae469a13436.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ba3a86a8a9028731142d77288b70ab4f64f622d27577633ab4da7ae469a13436.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 300
    3⤵
    - Program crash
    PID:2108

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

Replay Monitor

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Downloads

memory/2532-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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memory/2532-0-0x0000000074EB0000-0x0000000074EE0000-memory.dmp

Filesize
192KB

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