dridex | 8110e38afd33797465ab43841b1c54abff7a25acc30fa27c2623966750d34737

Analysis

max time kernel
33s
max time network
40s
platform
windows7_x64
resource
win7-20220414-en
submitted
26-06-2022 05:41

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General

Target

judpotp.dll
Size

311KB
MD5

8e5596083fd4c3134204e905f7f66325
SHA1

6902210f93d3a940571cc860c4563cd4be14edb9
SHA256

8110e38afd33797465ab43841b1c54abff7a25acc30fa27c2623966750d34737
SHA512

e7084948b9f9bcb28f7c85a2812825d8012327bcfb5310f5759aebd585504624682187f9a6af86206295bfb4f1a9a178dc9322218b2e0a72e2cb3b8fcfb370e5

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

77.220.64.37:443

80.86.91.27:3308

5.100.228.233:3389

46.105.131.65:1512

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

2 1904 rundll32.exe
4 1904 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
2	1904	rundll32.exe
4	1904	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 1796 wrote to memory of 1904	1796	rundll32.exe	rundll32.exe
PID 1796 wrote to memory of 1904	1796	rundll32.exe	rundll32.exe
PID 1796 wrote to memory of 1904	1796	rundll32.exe	rundll32.exe
PID 1796 wrote to memory of 1904	1796	rundll32.exe	rundll32.exe
PID 1796 wrote to memory of 1904	1796	rundll32.exe	rundll32.exe
PID 1796 wrote to memory of 1904	1796	rundll32.exe	rundll32.exe
PID 1796 wrote to memory of 1904	1796	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\judpotp.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1796

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\judpotp.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:1904

Network

MITRE ATT&CK Matrix ATT&CK v6

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

Replay Monitor

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Downloads

memory/1904-54-0x0000000000000000-mapping.dmp

Download
memory/1904-55-0x0000000075951000-0x0000000075953000-memory.dmp

Filesize
8KB

Download
memory/1904-56-0x00000000001D0000-0x000000000020D000-memory.dmp

Filesize
244KB

Download
memory/1904-57-0x00000000003C0000-0x00000000003FD000-memory.dmp

Filesize
244KB

Download