dridex | aef0d7fe6d1563dd2715977497c6d021438856bf594118b34b40583a417f6fd8

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
23/12/2024, 22:07

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General

Target

JaffaCakes118_aef0d7fe6d1563dd2715977497c6d021438856bf594118b34b40583a417f6fd8.dll
Size

188KB
MD5

d13ff1df7890bbab8202bfa4cf95ae56
SHA1

8c3bde281e877a0402704b4f9ed3634feccaeb30
SHA256

aef0d7fe6d1563dd2715977497c6d021438856bf594118b34b40583a417f6fd8
SHA512

4fd62bc714d8d3125ea7f1488a9d1844cf59eb80a657884250dc2da080995ac5af08fc8815f07205381c9ce5c42d33c594d61d4d5b13ebda3fe0ea117bf2c29e
SSDEEP

3072:xA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoho:xzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2320-1-0x00000000751F0000-0x0000000075220000-memory.dmp	dridex_ldr
behavioral1/memory/2320-2-0x00000000751F0000-0x0000000075220000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2596	2320	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 2460 wrote to memory of 2320	2460	rundll32.exe	31
PID 2460 wrote to memory of 2320	2460	rundll32.exe	31
PID 2460 wrote to memory of 2320	2460	rundll32.exe	31
PID 2460 wrote to memory of 2320	2460	rundll32.exe	31
PID 2460 wrote to memory of 2320	2460	rundll32.exe	31
PID 2460 wrote to memory of 2320	2460	rundll32.exe	31
PID 2460 wrote to memory of 2320	2460	rundll32.exe	31
PID 2320 wrote to memory of 2596	2320	rundll32.exe	32
PID 2320 wrote to memory of 2596	2320	rundll32.exe	32
PID 2320 wrote to memory of 2596	2320	rundll32.exe	32
PID 2320 wrote to memory of 2596	2320	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aef0d7fe6d1563dd2715977497c6d021438856bf594118b34b40583a417f6fd8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aef0d7fe6d1563dd2715977497c6d021438856bf594118b34b40583a417f6fd8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2320
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 300
    3⤵
    - Program crash
    PID:2596

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/2320-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2320-1-0x00000000751F0000-0x0000000075220000-memory.dmp

Filesize
192KB

Download
memory/2320-2-0x00000000751F0000-0x0000000075220000-memory.dmp

Filesize
192KB

Download
memory/2320-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download