dridex | 21d264bd79133bfb1fa4ba8d561ef013bf748a4278ec088d129759139ee61e3e

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:33

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General

Target

JaffaCakes118_21d264bd79133bfb1fa4ba8d561ef013bf748a4278ec088d129759139ee61e3e.dll
Size

188KB
MD5

df438c30641b0c353a99086e7c0f6491
SHA1

481dbd69fc5ac1c2d93d18f2116d25c2b285f219
SHA256

21d264bd79133bfb1fa4ba8d561ef013bf748a4278ec088d129759139ee61e3e
SHA512

315951692b05a92ec524c30a3f34389cda89cf66678d3371d9f49eebc125b08360f056ce0de085bb55b51875b51020f849927279e534bd56e20d07f17690d21d
SSDEEP

3072:EteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzk9qM:4q7fYIHBZkTB6DWruUCOwjt

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/1560-1-0x0000000074A40000-0x0000000074A70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2564	1560	WerFault.exe	29

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 1624 wrote to memory of 1560	1624	rundll32.exe	29
PID 1624 wrote to memory of 1560	1624	rundll32.exe	29
PID 1624 wrote to memory of 1560	1624	rundll32.exe	29
PID 1624 wrote to memory of 1560	1624	rundll32.exe	29
PID 1624 wrote to memory of 1560	1624	rundll32.exe	29
PID 1624 wrote to memory of 1560	1624	rundll32.exe	29
PID 1624 wrote to memory of 1560	1624	rundll32.exe	29
PID 1560 wrote to memory of 2564	1560	rundll32.exe	30
PID 1560 wrote to memory of 2564	1560	rundll32.exe	30
PID 1560 wrote to memory of 2564	1560	rundll32.exe	30
PID 1560 wrote to memory of 2564	1560	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_21d264bd79133bfb1fa4ba8d561ef013bf748a4278ec088d129759139ee61e3e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_21d264bd79133bfb1fa4ba8d561ef013bf748a4278ec088d129759139ee61e3e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1560
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1560 -s 300
    3⤵
    - Program crash
    PID:2564

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/1560-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1560-1-0x0000000074A40000-0x0000000074A70000-memory.dmp

Filesize
192KB

Download
memory/1560-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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