dridex | 5a06a8db62c980c70437dfc64ea0a0c3f9c2b4db35ea18997a84b6d19cb124d9

Analysis

max time kernel
93s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 13:03

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General

Target

JaffaCakes118_5a06a8db62c980c70437dfc64ea0a0c3f9c2b4db35ea18997a84b6d19cb124d9.dll
Size

161KB
MD5

00d658da008071de8371dde54802c28d
SHA1

44a8727106a548e3a7bee41c7e0035d9a26045d8
SHA256

5a06a8db62c980c70437dfc64ea0a0c3f9c2b4db35ea18997a84b6d19cb124d9
SHA512

b19f95caafd1d937bbd392dcbd5d5f798488226300c592b100fc3d62523feec1c2d17d248b464e6829047b42d011c8abe7a26627e51c8ca032f5f81d740704b3
SSDEEP

3072:TtSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:5nS62Fl+pkeJl3CvRStrFl+EYi

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
behavioral2/memory/4760-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4760-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3676	4760	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 4836 wrote to memory of 4760	4836	rundll32.exe	83
PID 4836 wrote to memory of 4760	4836	rundll32.exe	83
PID 4836 wrote to memory of 4760	4836	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a06a8db62c980c70437dfc64ea0a0c3f9c2b4db35ea18997a84b6d19cb124d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4836
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a06a8db62c980c70437dfc64ea0a0c3f9c2b4db35ea18997a84b6d19cb124d9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4760 -s 712
    3⤵
    - Program crash
    PID:3676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4760 -ip 4760
1⤵
PID:216

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/4760-0-0x0000000000950000-0x0000000000956000-memory.dmp

Filesize
24KB

Download
memory/4760-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4760-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4760-3-0x0000000000950000-0x0000000000956000-memory.dmp

Filesize
24KB

Download