dridex | fa4714cebde67aa6f0836c109ea48e455382c1a77496c8e538db5c18b3eecc8d

General

Target

fa4714cebde67aa6f0836c109ea48e455382c1a77496c8e538db5c18b3eecc8d.dll
Size

750KB
MD5

6ae646759586997921f5d29eba94ebdb
SHA1

3fb4c738c39c1a5d6aa74ce685125c59d4c16c91
SHA256

fa4714cebde67aa6f0836c109ea48e455382c1a77496c8e538db5c18b3eecc8d
SHA512

8d7fc52677beb5f3ca96a9623307d5c2be9021d790a55b52dc156a00ab86e16db7d803d8d20ef80e0de77f317e7be50f3dc8e42776c47c023f0004b5f11c6aaf

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 2708 rundll32.exe
26 2708 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	2708	rundll32.exe
26	2708	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 3148 wrote to memory of 2708	3148	rundll32.exe	rundll32.exe
PID 3148 wrote to memory of 2708	3148	rundll32.exe	rundll32.exe
PID 3148 wrote to memory of 2708	3148	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa4714cebde67aa6f0836c109ea48e455382c1a77496c8e538db5c18b3eecc8d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3148

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa4714cebde67aa6f0836c109ea48e455382c1a77496c8e538db5c18b3eecc8d.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:2708

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2708-115-0x0000000000000000-mapping.dmp

Download
memory/2708-116-0x0000000073540000-0x0000000073609000-memory.dmp

Filesize
804KB

Download
memory/2708-118-0x0000000073540000-0x0000000073609000-memory.dmp

Filesize
804KB

Download
memory/2708-117-0x0000000073540000-0x000000007357D000-memory.dmp

Filesize
244KB

Download
memory/2708-120-0x00000000029C0000-0x00000000029C1000-memory.dmp

Filesize
4KB

Download
memory/2708-121-0x00000000029C0000-0x00000000029C1000-memory.dmp

Filesize
4KB

Download
memory/2708-122-0x00000000029C0000-0x00000000029C1000-memory.dmp

Filesize
4KB

Download
memory/2708-346-0x0000000002920000-0x00000000029CE000-memory.dmp

Filesize
696KB

Download

Analysis

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