dridex | a5c4313380b9ed9e53646bff68966b1880a2345c6d41e364df6f318b44630959

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_a5c4313380b9ed9e53646bff68966b1880a2345c6d41e364df6f318b44630959.dll
Size

188KB
MD5

3805423904d7405b45aeaed8cd082a04
SHA1

05b7cb3882dbdc5d59ed1db08e7929e1d7827c68
SHA256

a5c4313380b9ed9e53646bff68966b1880a2345c6d41e364df6f318b44630959
SHA512

75f3914363eda80509de03433800c76fe794c8f443a789e67676c23e4a9c7a63b5ac085e7e5dcf5e949a36ff69413987395b1c843baf03e068b12d707335055e
SSDEEP

3072:SteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz09qM:aq7fYIHBZkTB6DWruUCOwjt

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/2084-0-0x0000000074B70000-0x0000000074BA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2084	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 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 1792 wrote to memory of 2084	1792	rundll32.exe	30
PID 2084 wrote to memory of 2756	2084	rundll32.exe	31
PID 2084 wrote to memory of 2756	2084	rundll32.exe	31
PID 2084 wrote to memory of 2756	2084	rundll32.exe	31
PID 2084 wrote to memory of 2756	2084	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5c4313380b9ed9e53646bff68966b1880a2345c6d41e364df6f318b44630959.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1792
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5c4313380b9ed9e53646bff68966b1880a2345c6d41e364df6f318b44630959.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 300
    3⤵
    - Program crash
    PID:2756

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

Loading Replay Monitor...

Downloads

memory/2084-0-0x0000000074B70000-0x0000000074BA0000-memory.dmp

Filesize
192KB

Download
memory/2084-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download