dridex | 739dce274a18c898bfd6da25a055097c0f7b725a10918af6cbfb225ce159ee49

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 20:54

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General

Target

JaffaCakes118_739dce274a18c898bfd6da25a055097c0f7b725a10918af6cbfb225ce159ee49.dll
Size

161KB
MD5

3dd450f3b8dd287ce0ea67f625949c70
SHA1

de0bb815881f37c83c20e14c9e409750854c1ec2
SHA256

739dce274a18c898bfd6da25a055097c0f7b725a10918af6cbfb225ce159ee49
SHA512

35fa66714b8e5a92b3c6cd0188f27defca982bf69161462c87ed5c510836c9654f7cc6228572cd7aeb5f89f892ccbd1cc85ae1ebdd5e0819fdd28165f246041f
SSDEEP

3072:F1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd25GkFY:fnS62Fl+pkeJl3CvRStrFl+EYs

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/2532-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2532-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2100	2532	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 3068 wrote to memory of 2532	3068	rundll32.exe	30
PID 3068 wrote to memory of 2532	3068	rundll32.exe	30
PID 3068 wrote to memory of 2532	3068	rundll32.exe	30
PID 3068 wrote to memory of 2532	3068	rundll32.exe	30
PID 3068 wrote to memory of 2532	3068	rundll32.exe	30
PID 3068 wrote to memory of 2532	3068	rundll32.exe	30
PID 3068 wrote to memory of 2532	3068	rundll32.exe	30
PID 2532 wrote to memory of 2100	2532	rundll32.exe	31
PID 2532 wrote to memory of 2100	2532	rundll32.exe	31
PID 2532 wrote to memory of 2100	2532	rundll32.exe	31
PID 2532 wrote to memory of 2100	2532	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_739dce274a18c898bfd6da25a055097c0f7b725a10918af6cbfb225ce159ee49.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_739dce274a18c898bfd6da25a055097c0f7b725a10918af6cbfb225ce159ee49.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 256
    3⤵
    - Program crash
    PID:2100

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/2532-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2532-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2532-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download