dridex | 61c4c3e3483ee59c8f43c9140adfaa7044d37e08ed3d49413f8cbc64d6564b01

Analysis

max time kernel
94s
max time network
141s
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 21:10

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General

Target

JaffaCakes118_61c4c3e3483ee59c8f43c9140adfaa7044d37e08ed3d49413f8cbc64d6564b01.dll
Size

184KB
MD5

08f61b3b20ab35420b26b02e3b9924b1
SHA1

7788e19442965e469495ddb45aa96f2d5202fa8d
SHA256

61c4c3e3483ee59c8f43c9140adfaa7044d37e08ed3d49413f8cbc64d6564b01
SHA512

bc1af75388c1b42a9aa0518283e2d673b3b563d8d8f1db61b687d1b53fdf10590219d66db59591e633dc9b9e45638bd64622b5aea189b6dae816c21f99309bc8
SSDEEP

3072:9JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JSa//2uFrSc:GfYOX+wTScR/Xzku9LVwpuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/4164-0-0x00000000758A0000-0x00000000758CF000-memory.dmp	dridex_ldr
behavioral2/memory/4164-3-0x00000000758A0000-0x00000000758CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2936	4164	WerFault.exe	82

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 2708 wrote to memory of 4164	2708	rundll32.exe	82
PID 2708 wrote to memory of 4164	2708	rundll32.exe	82
PID 2708 wrote to memory of 4164	2708	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61c4c3e3483ee59c8f43c9140adfaa7044d37e08ed3d49413f8cbc64d6564b01.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61c4c3e3483ee59c8f43c9140adfaa7044d37e08ed3d49413f8cbc64d6564b01.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4164
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4164 -s 616
    3⤵
    - Program crash
    PID:2936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4164 -ip 4164
1⤵
PID:2536

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/4164-2-0x0000000001310000-0x0000000001316000-memory.dmp

Filesize
24KB

Download
memory/4164-0-0x00000000758A0000-0x00000000758CF000-memory.dmp

Filesize
188KB

Download
memory/4164-3-0x00000000758A0000-0x00000000758CF000-memory.dmp

Filesize
188KB

Download