dridex | 3244e6e58b7af5c2293bb50633359fb6ec98074c4e29624cbd4b2540a038978b

Analysis

max time kernel
142s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
02-04-2024 15:35

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General

Target

905f4259265cdc1113c61919f6b8b1fe_JaffaCakes118.dll
Size

608KB
MD5

905f4259265cdc1113c61919f6b8b1fe
SHA1

29cb3c6b194862a84d240b70fb62ac7ef6d73858
SHA256

3244e6e58b7af5c2293bb50633359fb6ec98074c4e29624cbd4b2540a038978b
SHA512

48e082ee5aade3923675a3cbd4b217709dea865a4b391bb0b000f6320abae6db49c2b0757c975a2273d2f224dd7ff6c54c83ed95a99cae92d073b8cb0cfca75f
SSDEEP

12288:sZGQdqOGXMJqydLqQSeCqsVK8kPRGO35N9mV4zXc6:sZ00WjeCVVK8kP9N9oE

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 2368 rundll32.exe
5 2368 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	2368	rundll32.exe
5	2368	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 2380 wrote to memory of 2368	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 2368	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 2368	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 2368	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 2368	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 2368	2380	rundll32.exe	rundll32.exe
PID 2380 wrote to memory of 2368	2380	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\905f4259265cdc1113c61919f6b8b1fe_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2380

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\905f4259265cdc1113c61919f6b8b1fe_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:2368

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/2368-0-0x00000000002C0000-0x00000000003F4000-memory.dmp

Filesize
1.2MB

Download
memory/2368-2-0x00000000002C0000-0x00000000003F4000-memory.dmp

Filesize
1.2MB

Download
memory/2368-3-0x00000000002C0000-0x00000000003F4000-memory.dmp

Filesize
1.2MB

Download
memory/2368-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2368-6-0x00000000002C0000-0x00000000003F4000-memory.dmp

Filesize
1.2MB

Download
memory/2368-7-0x00000000002C0000-0x00000000003F4000-memory.dmp

Filesize
1.2MB

Download
memory/2368-9-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download