dridex | 23b1c66d9b18ffb19316f74577253c80d7c568514e8a73790a3bbc04b347ca90

Analysis

max time kernel
26s
max time network
9s
platform
windows7_x64
resource
win7v20210410
submitted
14/05/2021, 11:04

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General

Target
3900494f_by_Libranalysis.dll
Size 162KB
Sample210514-dev7snck6a
SHA256 23b1c66d9b18ffb19316f74577253c80d7c568514e8a73790a3bbc04b347ca90
MD5 3900494fbecc28fb230e68b62cd0ff95
SHA1 bc32aa3369abb0f7f40faa7342a391a5f0126b86
SHA512 d102425c46273364683bdf4012d7d731c8c6cc51a3775d679d948a3c2019c326deb91f50760094541c315771af42a0f439d1c41572f50bf4c43659f9637197d9
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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/2000-62-0x0000000074920000-0x000000007494E000-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 1208 wrote to memory of 2000	1208	rundll32.exe	26
PID 1208 wrote to memory of 2000	1208	rundll32.exe	26
PID 1208 wrote to memory of 2000	1208	rundll32.exe	26
PID 1208 wrote to memory of 2000	1208	rundll32.exe	26
PID 1208 wrote to memory of 2000	1208	rundll32.exe	26
PID 1208 wrote to memory of 2000	1208	rundll32.exe	26
PID 1208 wrote to memory of 2000	1208	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3900494f_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3900494f_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2000

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/2000-61-0x0000000075561000-0x0000000075563000-memory.dmp

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memory/2000-62-0x0000000074920000-0x000000007494E000-memory.dmp

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memory/2000-64-0x0000000000180000-0x0000000000186000-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