dridex | 6cd5c2f1c6f791cc71ff138fc1d1fc055dee0ed49feba9bd1fac5a19db376f27

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:38

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General

Target

JaffaCakes118_6cd5c2f1c6f791cc71ff138fc1d1fc055dee0ed49feba9bd1fac5a19db376f27.dll
Size

188KB
MD5

0398b7c87bb1a99760906a875116c8dd
SHA1

7c73054aa866d7a130504f6d93236001eeaa1336
SHA256

6cd5c2f1c6f791cc71ff138fc1d1fc055dee0ed49feba9bd1fac5a19db376f27
SHA512

7fb74ed1fc7ec11768d6ebfda28bfaac602ffe15177641300b7cd55591f8096bab21f9afe1a5b3b18cc36843bba1b245f5b1a1c6e64d2f016aec0bf638f6acf6
SSDEEP

3072:CteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzU9qM:qq7fYIHBZkTB6DWruUCOwjt

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/1880-1-0x0000000074A30000-0x0000000074A60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2628	1880	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 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1880 wrote to memory of 2628	1880	rundll32.exe	32
PID 1880 wrote to memory of 2628	1880	rundll32.exe	32
PID 1880 wrote to memory of 2628	1880	rundll32.exe	32
PID 1880 wrote to memory of 2628	1880	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6cd5c2f1c6f791cc71ff138fc1d1fc055dee0ed49feba9bd1fac5a19db376f27.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6cd5c2f1c6f791cc71ff138fc1d1fc055dee0ed49feba9bd1fac5a19db376f27.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1880
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1880 -s 300
    3⤵
    - Program crash
    PID:2628

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/1880-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1880-1-0x0000000074A30000-0x0000000074A60000-memory.dmp

Filesize
192KB

Download
memory/1880-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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