dridex | f66073b36654f7ace4bf0fa61e0b60712b2bc03fb6483fbc06af91eb72ec99a3

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:21

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General

Target

JaffaCakes118_f66073b36654f7ace4bf0fa61e0b60712b2bc03fb6483fbc06af91eb72ec99a3.dll
Size

188KB
MD5

dc2ac13a8c4fd728e0c3d99869e6f014
SHA1

1d13be92abd4208de4dbde8ad8f1257341575bbb
SHA256

f66073b36654f7ace4bf0fa61e0b60712b2bc03fb6483fbc06af91eb72ec99a3
SHA512

3a6c23ddcd9eb0aeb9fc69c7b641b967901acb6152d384349c8b355c18e7d6b0aef4396f68bb27df3bd017b308f96fd985a3ac81f49c7287e58ca6e4f4c88047
SSDEEP

3072:SteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:aq7fYIHBZkTB6DWruUCOwjt

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/2732-1-0x0000000074F00000-0x0000000074F30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	2732	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 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f66073b36654f7ace4bf0fa61e0b60712b2bc03fb6483fbc06af91eb72ec99a3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f66073b36654f7ace4bf0fa61e0b60712b2bc03fb6483fbc06af91eb72ec99a3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 308
    3⤵
    - Program crash
    PID:2780

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/2732-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2732-1-0x0000000074F00000-0x0000000074F30000-memory.dmp

Filesize
192KB

Download
memory/2732-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download