dridex | a5d136d5375cd2402cac335a27a1126d700edd2d3b228ae3c2cc0f7df69074a0

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 02:34

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General

Target

JaffaCakes118_a5d136d5375cd2402cac335a27a1126d700edd2d3b228ae3c2cc0f7df69074a0.dll
Size

188KB
MD5

ce8a99d75bd4e92885495c657bfcfa1c
SHA1

88f47626fbb5d133fec1ff50eb44d01049ff66d4
SHA256

a5d136d5375cd2402cac335a27a1126d700edd2d3b228ae3c2cc0f7df69074a0
SHA512

71bc3d6284a55210550124460d62e40bab92bc2daf8f72322028e6c9ffd2d205b5b84d30342ac0814246d4d739141b7d527bb9b6b81247d132dd4e0320c88e7e
SSDEEP

3072:JteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzv9qM:Fq7fYIHBZkTB6DWruUCOwjt

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/2908-1-0x0000000074760000-0x0000000074790000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2852	2908	WerFault.exe	30

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 2888 wrote to memory of 2908	2888	rundll32.exe	30
PID 2888 wrote to memory of 2908	2888	rundll32.exe	30
PID 2888 wrote to memory of 2908	2888	rundll32.exe	30
PID 2888 wrote to memory of 2908	2888	rundll32.exe	30
PID 2888 wrote to memory of 2908	2888	rundll32.exe	30
PID 2888 wrote to memory of 2908	2888	rundll32.exe	30
PID 2888 wrote to memory of 2908	2888	rundll32.exe	30
PID 2908 wrote to memory of 2852	2908	rundll32.exe	31
PID 2908 wrote to memory of 2852	2908	rundll32.exe	31
PID 2908 wrote to memory of 2852	2908	rundll32.exe	31
PID 2908 wrote to memory of 2852	2908	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5d136d5375cd2402cac335a27a1126d700edd2d3b228ae3c2cc0f7df69074a0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5d136d5375cd2402cac335a27a1126d700edd2d3b228ae3c2cc0f7df69074a0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2908 -s 308
    3⤵
    - Program crash
    PID:2852

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/2908-0-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/2908-1-0x0000000074760000-0x0000000074790000-memory.dmp

Filesize
192KB

Download
memory/2908-3-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download