dridex | eeca50813e80c0c9611fe74e47917119450e6c07dcf0144305f20495369b3874

Analysis

max time kernel
37s
max time network
49s
platform
windows7_x64
resource
win7-20220414-en
submitted
03-05-2022 20:54

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General

Target

eeca50813e80c0c9611fe74e47917119450e6c07dcf0144305f20495369b3874.dll
Size

388KB
MD5

5387d529d131fd51212a86b48a7bd9ad
SHA1

10016a0bfcf43951b575eb6ea8e9556728e4b503
SHA256

eeca50813e80c0c9611fe74e47917119450e6c07dcf0144305f20495369b3874
SHA512

70ca210071f84f321793000c9224244de5ffed5ae89afa1bfbfc9943f41b018ab1ad2ec57b49d657aa76a6c004b6277a677525b6a151b209b717da0113383368

Score

10^/10

dridex 10555 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10555

194.150.118.7:443

45.77.154.161:1688

45.56.127.75:49160

62.171.142.179:4664

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 1340 rundll32.exe
4 1340 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	1340	rundll32.exe
4	1340	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 1464 wrote to memory of 1340	1464	rundll32.exe	rundll32.exe
PID 1464 wrote to memory of 1340	1464	rundll32.exe	rundll32.exe
PID 1464 wrote to memory of 1340	1464	rundll32.exe	rundll32.exe
PID 1464 wrote to memory of 1340	1464	rundll32.exe	rundll32.exe
PID 1464 wrote to memory of 1340	1464	rundll32.exe	rundll32.exe
PID 1464 wrote to memory of 1340	1464	rundll32.exe	rundll32.exe
PID 1464 wrote to memory of 1340	1464	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\eeca50813e80c0c9611fe74e47917119450e6c07dcf0144305f20495369b3874.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1464

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\eeca50813e80c0c9611fe74e47917119450e6c07dcf0144305f20495369b3874.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:1340

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/1340-54-0x0000000000000000-mapping.dmp

Download
memory/1340-55-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

Download
memory/1340-56-0x0000000000180000-0x00000000001BD000-memory.dmp

Filesize
244KB

Download
memory/1340-57-0x0000000000450000-0x000000000048D000-memory.dmp

Filesize
244KB

Download