dridex | b6bd8479ef5943eaf26efdcda11ab09bf0569ad2295ba905fc0901511ca7c286

Analysis

max time kernel
141s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08/07/2024, 03:35

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General

Target

2ad88b77551488cce9e7b33a6f6af6bc_JaffaCakes118.dll
Size

920KB
MD5

2ad88b77551488cce9e7b33a6f6af6bc
SHA1

3ffe54dd18132fb8fae311c5c6d7ce0250ff5cef
SHA256

b6bd8479ef5943eaf26efdcda11ab09bf0569ad2295ba905fc0901511ca7c286
SHA512

5500d544187da7d097f91297d9c86350aca2a36ec82ff6652b1fb95ae7e89e1862c27545c86ec41166237ee9abd66374c5bd4a39a5a0ef16340d004dda45d982
SSDEEP

24576:ftWfnaVoffEQmyO378WTkvEKT9Hgce1BHbonCm:luaq34yDWTkvvT9HgdbonC

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

209.20.87.138:443

198.1.115.153:8172

151.236.29.248:6516

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	1652	rundll32.exe
5	1652	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 1652	2120	rundll32.exe	28
PID 2120 wrote to memory of 1652	2120	rundll32.exe	28
PID 2120 wrote to memory of 1652	2120	rundll32.exe	28
PID 2120 wrote to memory of 1652	2120	rundll32.exe	28
PID 2120 wrote to memory of 1652	2120	rundll32.exe	28
PID 2120 wrote to memory of 1652	2120	rundll32.exe	28
PID 2120 wrote to memory of 1652	2120	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ad88b77551488cce9e7b33a6f6af6bc_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ad88b77551488cce9e7b33a6f6af6bc_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:1652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1652-0-0x0000000074C00000-0x0000000074D41000-memory.dmp

Filesize
1.3MB

Download
memory/1652-3-0x0000000074C00000-0x0000000074D41000-memory.dmp

Filesize
1.3MB

Download
memory/1652-2-0x0000000074CE5000-0x0000000074CE9000-memory.dmp

Filesize
16KB

Download
memory/1652-4-0x0000000074C00000-0x0000000074D41000-memory.dmp

Filesize
1.3MB

Download
memory/1652-5-0x0000000074C00000-0x0000000074D41000-memory.dmp

Filesize
1.3MB

Download