dridex | 411f0ccb5acc627fb510596c8e4043af66283d92cb96e6d739dfb78223eda8bf

Analysis

max time kernel
27s
max time network
11s
platform
windows7_x64
resource
win7v20210408
submitted
29/04/2021, 12:18

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General

Target
f93bb53f_by_Libranalysis.dll
Size 162KB
Sample210429-spvcctyzvx
SHA256 411f0ccb5acc627fb510596c8e4043af66283d92cb96e6d739dfb78223eda8bf
MD5 f93bb53fc4fb396de3e94eb3218bd02d
SHA1 64178b483399d86f6112d2eed507a277e222c1f8
SHA512 2bf43e5293ff079de97067599ab91e40b0b78270161eb50263dcdd08d7e31e573e424d54a4cbdcf36f0a18e7f1b7d167b3430919343d0743ec9679a33893b013
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/1856-62-0x0000000075290000-0x00000000752BE000-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 1684 wrote to memory of 1856	1684	rundll32.exe	25
PID 1684 wrote to memory of 1856	1684	rundll32.exe	25
PID 1684 wrote to memory of 1856	1684	rundll32.exe	25
PID 1684 wrote to memory of 1856	1684	rundll32.exe	25
PID 1684 wrote to memory of 1856	1684	rundll32.exe	25
PID 1684 wrote to memory of 1856	1684	rundll32.exe	25
PID 1684 wrote to memory of 1856	1684	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f93bb53f_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f93bb53f_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1856

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/1856-61-0x0000000075B31000-0x0000000075B33000-memory.dmp

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memory/1856-62-0x0000000075290000-0x00000000752BE000-memory.dmp

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memory/1856-64-0x0000000000190000-0x0000000000196000-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