dridex | bf9a4d22e4bd4cbcf3cf4cc2007aa14bdd28a0db507c31b23316bc42603aa85f

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 02:14

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General

Target

JaffaCakes118_bf9a4d22e4bd4cbcf3cf4cc2007aa14bdd28a0db507c31b23316bc42603aa85f.dll
Size

161KB
MD5

c74292f4f356a92d2ea4a31386fc3724
SHA1

3855edca4a323c026747364a4f98b4aaf9796b4d
SHA256

bf9a4d22e4bd4cbcf3cf4cc2007aa14bdd28a0db507c31b23316bc42603aa85f
SHA512

faa12abb8e2e909035fb92df6b5d82cc21bd5ca926549d150b33278463b4b59f22273dc7b67453babb19654dfa59b4f49235b5a86fde97ff8f13d19f90475bbb
SSDEEP

3072:eaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:7nS62Fl+pkeJl3CvRStrFl+EYE

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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
behavioral2/memory/4912-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4912-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1516	4912	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 4296 wrote to memory of 4912	4296	rundll32.exe	83
PID 4296 wrote to memory of 4912	4296	rundll32.exe	83
PID 4296 wrote to memory of 4912	4296	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bf9a4d22e4bd4cbcf3cf4cc2007aa14bdd28a0db507c31b23316bc42603aa85f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bf9a4d22e4bd4cbcf3cf4cc2007aa14bdd28a0db507c31b23316bc42603aa85f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4912
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 712
    3⤵
    - Program crash
    PID:1516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4912 -ip 4912
1⤵
PID:4836

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/4912-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4912-2-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/4912-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download