dridex | a29d638e31d371c1d44229696fd763ebedb0476702b3d51c18f44515645d3f5a

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
24-12-2024 01:14

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General

Target

JaffaCakes118_a29d638e31d371c1d44229696fd763ebedb0476702b3d51c18f44515645d3f5a.dll
Size

161KB
MD5

211f7ffb3db0230a15f80f0e1d17da7a
SHA1

0de1c772b0344ed320874255af6fc5e5424184ec
SHA256

a29d638e31d371c1d44229696fd763ebedb0476702b3d51c18f44515645d3f5a
SHA512

a67b1e8344009662e6b675065fea7824c2a9873dfdc5710ad43a70b413b761126bb9d7e98f44d640f137fdc5ee6bbb6b588119e0f26d80470e8e7ec5c5dfa797
SSDEEP

3072:FaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:4nS62Fl+pkeJl3CvRStrFl+EYE

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1780-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1780-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	1780	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 2096 wrote to memory of 1780	2096	rundll32.exe	30
PID 2096 wrote to memory of 1780	2096	rundll32.exe	30
PID 2096 wrote to memory of 1780	2096	rundll32.exe	30
PID 2096 wrote to memory of 1780	2096	rundll32.exe	30
PID 2096 wrote to memory of 1780	2096	rundll32.exe	30
PID 2096 wrote to memory of 1780	2096	rundll32.exe	30
PID 2096 wrote to memory of 1780	2096	rundll32.exe	30
PID 1780 wrote to memory of 2696	1780	rundll32.exe	31
PID 1780 wrote to memory of 2696	1780	rundll32.exe	31
PID 1780 wrote to memory of 2696	1780	rundll32.exe	31
PID 1780 wrote to memory of 2696	1780	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a29d638e31d371c1d44229696fd763ebedb0476702b3d51c18f44515645d3f5a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a29d638e31d371c1d44229696fd763ebedb0476702b3d51c18f44515645d3f5a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 256
    3⤵
    - Program crash
    PID:2696

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/1780-2-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1780-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1780-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download