dridex | ffe271af6c57a5f01fd692ad0c94801eff3116cdf5d6c82b2f44d666dcebd424

Analysis

max time kernel
140s
max time network
117s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
05-04-2024 13:48

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General

Target

d56cb15c53fc96501baafa8d90271d28_JaffaCakes118.dll
Size

604KB
MD5

d56cb15c53fc96501baafa8d90271d28
SHA1

3569235eec92f071bc15213b5c968af3fdef82de
SHA256

ffe271af6c57a5f01fd692ad0c94801eff3116cdf5d6c82b2f44d666dcebd424
SHA512

289b7400c6c60b1e33058a68dd06a5c9aef3eb0798567b24a68581cc7714b2f8c137cf8ff89d9e00a81fa196ea32d69be4b41d423bc7ba5f197bd0878330e6e5
SSDEEP

12288:MuIB9YwMtjp4CqwqyaXPLAfx38TW9DiWUT2tq017JGoLb1W/:Dxb4wqyaDA5sTWiXT2tq07G2c/

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

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

Processes:

rundll32.exe

flow pid process

3 1976 rundll32.exe
5 1976 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

Processes:

rundll32.exe

description ioc process

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

flow	pid	process
3	1976	rundll32.exe
5	1976	rundll32.exe

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

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1976	1688	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d56cb15c53fc96501baafa8d90271d28_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1688

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d56cb15c53fc96501baafa8d90271d28_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:1976

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1976-0-0x0000000000910000-0x0000000000A40000-memory.dmp

Filesize
1.2MB

Download
memory/1976-2-0x0000000000910000-0x0000000000A40000-memory.dmp

Filesize
1.2MB

Download
memory/1976-4-0x0000000000910000-0x0000000000A40000-memory.dmp

Filesize
1.2MB

Download
memory/1976-6-0x0000000000210000-0x0000000000211000-memory.dmp

Filesize
4KB

Download
memory/1976-7-0x0000000000910000-0x0000000000A40000-memory.dmp

Filesize
1.2MB

Download
memory/1976-9-0x0000000000210000-0x0000000000211000-memory.dmp

Filesize
4KB

Download