dridex | 49ddcc02e280053b44e1d8ab9153c564e1ee57309fe8dfe2dd7740ef00a50591

Analysis

max time kernel
24s
max time network
19s
platform
windows7_x64
resource
win7v20210410
submitted
03/05/2021, 20:06

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General

Target
7973d5f6_by_Libranalysis.dll
Size 158KB
Sample210503-vejlnf1tw2
SHA256 49ddcc02e280053b44e1d8ab9153c564e1ee57309fe8dfe2dd7740ef00a50591
MD5 7973d5f6301641e85c4632e130171e1a
SHA1 7b093403530bab0043fa329b6c896a372e6015f2
SHA512 66bafa7413f4bbc29d6a9087bc1265eda0cb56d95c33135531d65a12570f96c80021bc0673830ecb6788bf911e1c0de8aa90ad38bedb9a62a6fe2e65eaed8d02
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1920-61-0x0000000074C90000-0x0000000074CBD000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 1920	1100	rundll32.exe	26
PID 1100 wrote to memory of 1920	1100	rundll32.exe	26
PID 1100 wrote to memory of 1920	1100	rundll32.exe	26
PID 1100 wrote to memory of 1920	1100	rundll32.exe	26
PID 1100 wrote to memory of 1920	1100	rundll32.exe	26
PID 1100 wrote to memory of 1920	1100	rundll32.exe	26
PID 1100 wrote to memory of 1920	1100	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7973d5f6_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7973d5f6_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1920

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1920-60-0x00000000753B1000-0x00000000753B3000-memory.dmp

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memory/1920-61-0x0000000074C90000-0x0000000074CBD000-memory.dmp

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memory/1920-63-0x00000000001A0000-0x00000000001A6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads