dridex | fa90820885597ce20f19437e49c3050644192458345231966efe6a067a58bc98

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:29

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General

Target

JaffaCakes118_fa90820885597ce20f19437e49c3050644192458345231966efe6a067a58bc98.dll
Size

188KB
MD5

09dd3f5d079f832e746a05121dd61bb7
SHA1

e33bfb3c751c808e175b09826fe5c4ef43239bda
SHA256

fa90820885597ce20f19437e49c3050644192458345231966efe6a067a58bc98
SHA512

0ac070d1cda1d14f8f1c182a05f57342f8838c4f6449088764a85cf703915a132d275427a87016fbd1931cfa42bafdc08fbb92184737f3cf77cd5eedd6868338
SSDEEP

3072:PteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzn9qM:Xq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2312-1-0x00000000749D0000-0x0000000074A00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1204	2312	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 1924 wrote to memory of 2312	1924	rundll32.exe	30
PID 1924 wrote to memory of 2312	1924	rundll32.exe	30
PID 1924 wrote to memory of 2312	1924	rundll32.exe	30
PID 1924 wrote to memory of 2312	1924	rundll32.exe	30
PID 1924 wrote to memory of 2312	1924	rundll32.exe	30
PID 1924 wrote to memory of 2312	1924	rundll32.exe	30
PID 1924 wrote to memory of 2312	1924	rundll32.exe	30
PID 2312 wrote to memory of 1204	2312	rundll32.exe	32
PID 2312 wrote to memory of 1204	2312	rundll32.exe	32
PID 2312 wrote to memory of 1204	2312	rundll32.exe	32
PID 2312 wrote to memory of 1204	2312	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fa90820885597ce20f19437e49c3050644192458345231966efe6a067a58bc98.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fa90820885597ce20f19437e49c3050644192458345231966efe6a067a58bc98.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2312
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 300
    3⤵
    - Program crash
    PID:1204

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/2312-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2312-1-0x00000000749D0000-0x0000000074A00000-memory.dmp

Filesize
192KB

Download
memory/2312-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download