dridex | 27ac6684771a648990bcfa2f3b8419226318d5c7bcb4be71ae182e03e5577ac8

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 22:15

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General

Target

JaffaCakes118_27ac6684771a648990bcfa2f3b8419226318d5c7bcb4be71ae182e03e5577ac8.dll
Size

161KB
MD5

70fdae54d8a0f87d7a9145914a62acb1
SHA1

47d81fd1c2fe1b743097640a6a80a12686b46304
SHA256

27ac6684771a648990bcfa2f3b8419226318d5c7bcb4be71ae182e03e5577ac8
SHA512

5d963702057b214c7737b6910f764834184ec94569df0d3d94fc0960d88e9ea608afb3ad3ea7f8a4460ee337b2e57f93c065498fd13a88124dede6d5cc4e74df
SSDEEP

3072:x1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd25GkFY:LnS62Fl+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/2380-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2380-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2404	2380	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 812 wrote to memory of 2380	812	rundll32.exe	30
PID 812 wrote to memory of 2380	812	rundll32.exe	30
PID 812 wrote to memory of 2380	812	rundll32.exe	30
PID 812 wrote to memory of 2380	812	rundll32.exe	30
PID 812 wrote to memory of 2380	812	rundll32.exe	30
PID 812 wrote to memory of 2380	812	rundll32.exe	30
PID 812 wrote to memory of 2380	812	rundll32.exe	30
PID 2380 wrote to memory of 2404	2380	rundll32.exe	31
PID 2380 wrote to memory of 2404	2380	rundll32.exe	31
PID 2380 wrote to memory of 2404	2380	rundll32.exe	31
PID 2380 wrote to memory of 2404	2380	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27ac6684771a648990bcfa2f3b8419226318d5c7bcb4be71ae182e03e5577ac8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27ac6684771a648990bcfa2f3b8419226318d5c7bcb4be71ae182e03e5577ac8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 256
    3⤵
    - Program crash
    PID:2404

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/2380-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2380-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2380-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download