dridex | 368db47ae192784433645ca85e13ea12e1cb4d6bce62b42f30702ae8b265e9d9

Analysis

max time kernel
25s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
21/04/2021, 08:53

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General

Target
368db47ae192784433645ca85e13ea12e1cb4d6bce62b42f30702ae8b265e9d9.dll
Size 162KB
Sample210421-ezbfcs3kfj
SHA256 368db47ae192784433645ca85e13ea12e1cb4d6bce62b42f30702ae8b265e9d9
MD5 ac9bd06ee7bed686ba8be71af7f5670f
SHA1 bd71857a21741223a9964e827dbd3f31069996e5
SHA512 b20441861a0bf205ee77a5ee512514a4c00760f90592ecd21133d47faff5dfaec3b139f8e37f147b757cf9eb182a8b37e6b392bb2ca1dfa748486bf6ad5163ee
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/1572-115-0x0000000073F10000-0x0000000073F3E000-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 472 wrote to memory of 1572	472	rundll32.exe	71
PID 472 wrote to memory of 1572	472	rundll32.exe	71
PID 472 wrote to memory of 1572	472	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\368db47ae192784433645ca85e13ea12e1cb4d6bce62b42f30702ae8b265e9d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:472
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\368db47ae192784433645ca85e13ea12e1cb4d6bce62b42f30702ae8b265e9d9.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1572

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/1572-115-0x0000000073F10000-0x0000000073F3E000-memory.dmp

Download

memory/1572-117-0x0000000000F50000-0x0000000000FFE000-memory.dmp