dridex | 990ec0811faa820e58006989d75d485a6a1acc41f51e5d6311e3bdb3ea1c0b9b

Analysis

max time kernel
140s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07-04-2024 06:13

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General

Target

e43f171d207bf9834207573433d16e19_JaffaCakes118.dll
Size

620KB
MD5

e43f171d207bf9834207573433d16e19
SHA1

832b1a2017e05ad244fd598940d04888947f60fc
SHA256

990ec0811faa820e58006989d75d485a6a1acc41f51e5d6311e3bdb3ea1c0b9b
SHA512

022d824b87c2800c17d9a42537b4e5702f7054cb8e84f798406f1caeba56f411627c58248d52da3e2c0b57d7c2b236d55be7edcf0d20b1a8c30916c9c7c8f030
SSDEEP

12288:RE6rSit4Gbs3j09TMmonCh5atbz9+eoQoUZpDd7Da1nX9y1ZO/zFZxL:fezz3j0dMZnCutz4zI5xDwXUPmR

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 1 IoCs

Processes:

rundll32.exe

flow pid process

19 720 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
19	720	rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1864 wrote to memory of 720	1864	rundll32.exe	rundll32.exe
PID 1864 wrote to memory of 720	1864	rundll32.exe	rundll32.exe
PID 1864 wrote to memory of 720	1864	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e43f171d207bf9834207573433d16e19_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1864

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e43f171d207bf9834207573433d16e19_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:720

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/720-0-0x0000000002370000-0x00000000024A9000-memory.dmp

Filesize
1.2MB

Download
memory/720-2-0x0000000002370000-0x00000000024A9000-memory.dmp

Filesize
1.2MB

Download
memory/720-3-0x0000000002370000-0x00000000024A9000-memory.dmp

Filesize
1.2MB

Download
memory/720-5-0x0000000000BD0000-0x0000000000BD1000-memory.dmp

Filesize
4KB

Download
memory/720-6-0x0000000002370000-0x00000000024A9000-memory.dmp

Filesize
1.2MB

Download
memory/720-8-0x0000000000BD0000-0x0000000000BD1000-memory.dmp

Filesize
4KB

Download