dridex | 73365e88acedeeb14a993ceb4811c881d10243813fa7142aba8492e197727433

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:46

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General

Target

JaffaCakes118_73365e88acedeeb14a993ceb4811c881d10243813fa7142aba8492e197727433.dll
Size

188KB
MD5

df14a64bf82a92a7cdb878c3cec09eb5
SHA1

4c234bf1a3dd463de0ede6437269d8a4142801f3
SHA256

73365e88acedeeb14a993ceb4811c881d10243813fa7142aba8492e197727433
SHA512

d0311e94c7a2528b01c6ef4022d35c4d74023d48ef8556a7f9801db6a3b90afb88f34a58e8f5dcddd060f7c3bf266e6cc5693596446f9c48482c6a01c0fbb1a0
SSDEEP

3072:LteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:Dq7fYIHBZkTB6DWruUCOwjt

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/1840-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2680	1840	WerFault.exe	31

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 828 wrote to memory of 1840	828	rundll32.exe	31
PID 828 wrote to memory of 1840	828	rundll32.exe	31
PID 828 wrote to memory of 1840	828	rundll32.exe	31
PID 828 wrote to memory of 1840	828	rundll32.exe	31
PID 828 wrote to memory of 1840	828	rundll32.exe	31
PID 828 wrote to memory of 1840	828	rundll32.exe	31
PID 828 wrote to memory of 1840	828	rundll32.exe	31
PID 1840 wrote to memory of 2680	1840	rundll32.exe	32
PID 1840 wrote to memory of 2680	1840	rundll32.exe	32
PID 1840 wrote to memory of 2680	1840	rundll32.exe	32
PID 1840 wrote to memory of 2680	1840	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_73365e88acedeeb14a993ceb4811c881d10243813fa7142aba8492e197727433.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:828
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_73365e88acedeeb14a993ceb4811c881d10243813fa7142aba8492e197727433.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1840 -s 300
    3⤵
    - Program crash
    PID:2680

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/1840-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1840-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp

Filesize
192KB

Download
memory/1840-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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