dridex | ed1670eff3060a7d3f88324a35561db09079619f18b3b3059a192b291fd4b235

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 00:29

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General

Target

JaffaCakes118_ed1670eff3060a7d3f88324a35561db09079619f18b3b3059a192b291fd4b235.dll
Size

161KB
MD5

4e35ba8607c1255cad30833ea26420b4
SHA1

63d6fe5b8486f75ec5f02e2c31fb5440171a0967
SHA256

ed1670eff3060a7d3f88324a35561db09079619f18b3b3059a192b291fd4b235
SHA512

2b26dd5b1ef0cf9e02b7258cd36eefa859715729eaacbe2f34640a3f88c3d18e8fdff0a0adf72cebe8950f18ea12bc7f8e63ae9d2f11d79a353152ec3e3a5405
SSDEEP

3072:zPSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd27GkFY:znS62Fl+pkeJl3CvRStrFl+EYa

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/2268-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2268-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2308	2268	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 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 1988 wrote to memory of 2268	1988	rundll32.exe	30
PID 2268 wrote to memory of 2308	2268	rundll32.exe	32
PID 2268 wrote to memory of 2308	2268	rundll32.exe	32
PID 2268 wrote to memory of 2308	2268	rundll32.exe	32
PID 2268 wrote to memory of 2308	2268	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed1670eff3060a7d3f88324a35561db09079619f18b3b3059a192b291fd4b235.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed1670eff3060a7d3f88324a35561db09079619f18b3b3059a192b291fd4b235.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2268
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2268 -s 256
    3⤵
    - Program crash
    PID:2308

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/2268-0-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2268-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2268-3-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2268-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download