dridex | b2479e00fd3976aec1eafffd4cff73f67e0ac0399a64b1bfcda4e98f24e92f0f

Analysis

max time kernel
141s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
02-04-2024 04:15

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General

Target

835da1e9b762db7442f48d70b64b222c_JaffaCakes118.dll
Size

620KB
MD5

835da1e9b762db7442f48d70b64b222c
SHA1

acce7ffd3925da39d072d5161a80e55509a6bfdd
SHA256

b2479e00fd3976aec1eafffd4cff73f67e0ac0399a64b1bfcda4e98f24e92f0f
SHA512

2208338c32e59bd29633ccc93bdd84536922ab6ac6fa3c6c8eef958a31f6f3f5ea18d99008fbd9d43caf9def9cf35b2371a4229edb64f9967b56ae8f8d4d14ed
SSDEEP

12288:jE6rSix4Sbs3j09TMmonCh5atbz9+eoQoUZpDd7Da1nX9y15O/zFZxg:heTf3j0dMZnCutz4zI5xDwXULmS

Score

10^/10

dridex 10222 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10222

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 2172 rundll32.exe
5 2172 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	2172	rundll32.exe
5	2172	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 884 wrote to memory of 2172	884	rundll32.exe	rundll32.exe
PID 884 wrote to memory of 2172	884	rundll32.exe	rundll32.exe
PID 884 wrote to memory of 2172	884	rundll32.exe	rundll32.exe
PID 884 wrote to memory of 2172	884	rundll32.exe	rundll32.exe
PID 884 wrote to memory of 2172	884	rundll32.exe	rundll32.exe
PID 884 wrote to memory of 2172	884	rundll32.exe	rundll32.exe
PID 884 wrote to memory of 2172	884	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\835da1e9b762db7442f48d70b64b222c_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:884

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\835da1e9b762db7442f48d70b64b222c_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:2172

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/2172-0-0x0000000000950000-0x0000000000A89000-memory.dmp

Filesize
1.2MB

Download
memory/2172-2-0x0000000000950000-0x0000000000A89000-memory.dmp

Filesize
1.2MB

Download
memory/2172-4-0x0000000000950000-0x0000000000A89000-memory.dmp

Filesize
1.2MB

Download
memory/2172-6-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/2172-7-0x0000000000950000-0x0000000000A89000-memory.dmp

Filesize
1.2MB

Download
memory/2172-8-0x0000000000950000-0x0000000000A89000-memory.dmp

Filesize
1.2MB

Download
memory/2172-10-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download