dridex | 7b4b24aced5a35a9c862af4e2a60559015179a1c4d42e485c2f6bb5ef47ca334

Analysis

max time kernel
30s
max time network
117s
platform
windows10_x64
resource
win10v20210410
submitted
06/05/2021, 02:02

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General

Target
776385f9_by_Libranalysis.dll
Size 162KB
Sample210506-sxnpjteft6
SHA256 7b4b24aced5a35a9c862af4e2a60559015179a1c4d42e485c2f6bb5ef47ca334
MD5 776385f977758458e0ee86b7365de60c
SHA1 b5b180383f595691372f136c4f80a56bca005119
SHA512 6865df46c4017da6171bc6a1559b456056c3c3f2b6236803be2b94414501715fe19f057a70c702ada680a4d9b4d2645e00e89c43100d53508d17fd5e72f37f4e
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
behavioral2/memory/3276-115-0x0000000073B70000-0x0000000073B9E000-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 3 IoCs

description	pid	Process	procid_target
PID 3652 wrote to memory of 3276	3652	rundll32.exe	28
PID 3652 wrote to memory of 3276	3652	rundll32.exe	28
PID 3652 wrote to memory of 3276	3652	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\776385f9_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\776385f9_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3276

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

Replay Monitor

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Downloads

memory/3276-115-0x0000000073B70000-0x0000000073B9E000-memory.dmp

Download

memory/3276-117-0x0000000000EE0000-0x0000000000EE6000-memory.dmp