dridex | d85c2707269102e06f793717505d9b54d596a9606d482231be2ed518adad75a9

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 17:32

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General

Target

JaffaCakes118_d85c2707269102e06f793717505d9b54d596a9606d482231be2ed518adad75a9.dll
Size

161KB
MD5

490e88f7f42883103ea342e33f65cb7d
SHA1

a99e59bbfac8ca151776eb09753980a13d0166df
SHA256

d85c2707269102e06f793717505d9b54d596a9606d482231be2ed518adad75a9
SHA512

60427043d9dcfeee25feb5da6c0f67d948386f3c8bbec50c4c37aed113359213c3b9726b6d573e9f08deaa175d5b24579ed92873000fc48296aa089381ad8dea
SSDEEP

3072:zWSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2NGkFY:CnS62Fl+pkeJl3CvRStrFl+EYg

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/1192-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1192-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1956	1192	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 2540 wrote to memory of 1192	2540	rundll32.exe	30
PID 2540 wrote to memory of 1192	2540	rundll32.exe	30
PID 2540 wrote to memory of 1192	2540	rundll32.exe	30
PID 2540 wrote to memory of 1192	2540	rundll32.exe	30
PID 2540 wrote to memory of 1192	2540	rundll32.exe	30
PID 2540 wrote to memory of 1192	2540	rundll32.exe	30
PID 2540 wrote to memory of 1192	2540	rundll32.exe	30
PID 1192 wrote to memory of 1956	1192	rundll32.exe	31
PID 1192 wrote to memory of 1956	1192	rundll32.exe	31
PID 1192 wrote to memory of 1956	1192	rundll32.exe	31
PID 1192 wrote to memory of 1956	1192	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d85c2707269102e06f793717505d9b54d596a9606d482231be2ed518adad75a9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d85c2707269102e06f793717505d9b54d596a9606d482231be2ed518adad75a9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1192
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1192 -s 256
    3⤵
    - Program crash
    PID:1956

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/1192-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1192-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1192-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download