dridex | 4a4c72972e394c3f57ed6fac2b998f4345d6555b94f20798e3271190d9892de5

Analysis

max time kernel
94s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 04:28

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General

Target

JaffaCakes118_4a4c72972e394c3f57ed6fac2b998f4345d6555b94f20798e3271190d9892de5.dll
Size

188KB
MD5

b53f2eda9aa41bfab821fae00362f372
SHA1

076cf89ae2471f204d57e4008460b19055f04062
SHA256

4a4c72972e394c3f57ed6fac2b998f4345d6555b94f20798e3271190d9892de5
SHA512

c68a9f0018192bc28bc1c09143670cff6ab67aa970092028972e8bfcfdca3f32617edeeb139773bdbcea5187565903507739613c8d64116b391e3901d60a2d68
SSDEEP

3072:KteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzv9qM:iq7fYIHBZkTB6DWruUCOwjt

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
behavioral2/memory/4900-1-0x0000000075880000-0x00000000758B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3212	4900	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 660 wrote to memory of 4900	660	rundll32.exe	83
PID 660 wrote to memory of 4900	660	rundll32.exe	83
PID 660 wrote to memory of 4900	660	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a4c72972e394c3f57ed6fac2b998f4345d6555b94f20798e3271190d9892de5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:660
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a4c72972e394c3f57ed6fac2b998f4345d6555b94f20798e3271190d9892de5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4900
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 692
    3⤵
    - Program crash
    PID:3212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4900 -ip 4900
1⤵
PID:1568

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/4900-0-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/4900-1-0x0000000075880000-0x00000000758B0000-memory.dmp

Filesize
192KB

Download
memory/4900-3-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download