dridex | 0d22bc5c2660001ba4b10e2f2606985f9675f667e0a28f4b65c3cbb83114fef2

General

Target

1160ebaccddff549689f5a23fe1f5b8f.dll
Size

750KB
MD5

1160ebaccddff549689f5a23fe1f5b8f
SHA1

11d658e99b552c3b5de915b2121aabec2f1797f8
SHA256

0d22bc5c2660001ba4b10e2f2606985f9675f667e0a28f4b65c3cbb83114fef2
SHA512

bf65a6cb1b094461fe6d9bb192461ecba47925cb4801df2394de8425c1ab2b345dd14020db4d2c051f8669b8462817a5e0c8d213a73c6766f6d06954723976c6

Score

10^/10

dridex 10555 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10555

C2

192.46.210.220:443

143.244.140.214:808

45.77.0.96:6891

185.56.219.47:8116

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

25 2796 rundll32.exe
26 2796 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
25	2796	rundll32.exe
26	2796	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 2780 wrote to memory of 2796	2780	rundll32.exe	rundll32.exe
PID 2780 wrote to memory of 2796	2780	rundll32.exe	rundll32.exe
PID 2780 wrote to memory of 2796	2780	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1160ebaccddff549689f5a23fe1f5b8f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2780

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1160ebaccddff549689f5a23fe1f5b8f.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:2796

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2796-118-0x0000000000000000-mapping.dmp

Download
memory/2796-119-0x0000000073AC0000-0x0000000073B89000-memory.dmp

Filesize
804KB

Download
memory/2796-121-0x0000000073AC0000-0x0000000073B89000-memory.dmp

Filesize
804KB

Download
memory/2796-120-0x0000000073AC0000-0x0000000073AFD000-memory.dmp

Filesize
244KB

Download
memory/2796-123-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/2796-124-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/2796-125-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/2796-385-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing