dridex | 3dc9cb7703bbf6a907da0710c85e0a89aef5745e3c6ee59722c05f9301477aa0

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 04:18

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General

Target

JaffaCakes118_3dc9cb7703bbf6a907da0710c85e0a89aef5745e3c6ee59722c05f9301477aa0.dll
Size

161KB
MD5

1d96e47ad5809def7c78e736a1ed81bc
SHA1

0d8bdc59f8e2f1cf615b9d446530c63942092597
SHA256

3dc9cb7703bbf6a907da0710c85e0a89aef5745e3c6ee59722c05f9301477aa0
SHA512

ab18cf9951b8e5a1c8d72c767d5ee9bdd6e509596a116b53cea032cad94450496d20efe6253e5e2f066b2013d7b71d987f815ed72c00417949455150501e04ad
SSDEEP

3072:IaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:FnS62Fl+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/1404-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1404-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1552	1404	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 1968 wrote to memory of 1404	1968	rundll32.exe	31
PID 1968 wrote to memory of 1404	1968	rundll32.exe	31
PID 1968 wrote to memory of 1404	1968	rundll32.exe	31
PID 1968 wrote to memory of 1404	1968	rundll32.exe	31
PID 1968 wrote to memory of 1404	1968	rundll32.exe	31
PID 1968 wrote to memory of 1404	1968	rundll32.exe	31
PID 1968 wrote to memory of 1404	1968	rundll32.exe	31
PID 1404 wrote to memory of 1552	1404	rundll32.exe	32
PID 1404 wrote to memory of 1552	1404	rundll32.exe	32
PID 1404 wrote to memory of 1552	1404	rundll32.exe	32
PID 1404 wrote to memory of 1552	1404	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3dc9cb7703bbf6a907da0710c85e0a89aef5745e3c6ee59722c05f9301477aa0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3dc9cb7703bbf6a907da0710c85e0a89aef5745e3c6ee59722c05f9301477aa0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1404 -s 256
    3⤵
    - Program crash
    PID:1552

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/1404-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1404-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1404-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1404-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download