dridex | 97f69a531ecd59ec7702316e037f19962b120a2cbd4ad6d4f3385c1a26e6c622

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:06

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General

Target

JaffaCakes118_97f69a531ecd59ec7702316e037f19962b120a2cbd4ad6d4f3385c1a26e6c622.dll
Size

184KB
MD5

922b7d17bee89db19e233b687044a652
SHA1

60e46c19abfec5bbd43a232e87d8492c9c88dae1
SHA256

97f69a531ecd59ec7702316e037f19962b120a2cbd4ad6d4f3385c1a26e6c622
SHA512

beda79441c80317c343b658f0b24138ab0b0d9d13bdc0f63e4b1eb085fd2260f99e5253a3cdca9e511e45677ab3b5581de951c07713f1b639646103aa631263c
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jsa//2uFrSc:mfYOX+wTScR/Xzku9LVwruG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2504-1-0x0000000074D80000-0x0000000074DAF000-memory.dmp	dridex_ldr
behavioral1/memory/2504-2-0x0000000074D80000-0x0000000074DAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2040	2504	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 2176 wrote to memory of 2504	2176	rundll32.exe	30
PID 2176 wrote to memory of 2504	2176	rundll32.exe	30
PID 2176 wrote to memory of 2504	2176	rundll32.exe	30
PID 2176 wrote to memory of 2504	2176	rundll32.exe	30
PID 2176 wrote to memory of 2504	2176	rundll32.exe	30
PID 2176 wrote to memory of 2504	2176	rundll32.exe	30
PID 2176 wrote to memory of 2504	2176	rundll32.exe	30
PID 2504 wrote to memory of 2040	2504	rundll32.exe	32
PID 2504 wrote to memory of 2040	2504	rundll32.exe	32
PID 2504 wrote to memory of 2040	2504	rundll32.exe	32
PID 2504 wrote to memory of 2040	2504	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_97f69a531ecd59ec7702316e037f19962b120a2cbd4ad6d4f3385c1a26e6c622.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_97f69a531ecd59ec7702316e037f19962b120a2cbd4ad6d4f3385c1a26e6c622.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 220
    3⤵
    - Program crash
    PID:2040

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/2504-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2504-1-0x0000000074D80000-0x0000000074DAF000-memory.dmp

Filesize
188KB

Download
memory/2504-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2504-2-0x0000000074D80000-0x0000000074DAF000-memory.dmp

Filesize
188KB

Download