dridex | 05f4af27d96ac417fd405015cd942b9d9499669bdc0a052fbeb33fa6337ade41

Analysis

max time kernel
37s
max time network
52s
platform
windows10_x64
resource
win10v20210408
submitted
17/05/2021, 02:01

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General

Target
8ccc30a4_by_Libranalysis.dll
Size 162KB
Sample210517-9slvfc8kt6
SHA256 05f4af27d96ac417fd405015cd942b9d9499669bdc0a052fbeb33fa6337ade41
MD5 8ccc30a4ee4bbcc587c715e06307d6a7
SHA1 dc7b16b71d69fbdb6c8af0a63d934b6dd8399c33
SHA512 e8b3bb5ee5d654acf41a3d3241a740f09e8648d8646239f7e951597ce512eeff28216d3e3a10779d744636e4b42f14a53a00dd1c9a4f7334b91e81053a568153
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/2144-115-0x0000000073A70000-0x0000000073A9E000-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 668 wrote to memory of 2144	668	rundll32.exe	70
PID 668 wrote to memory of 2144	668	rundll32.exe	70
PID 668 wrote to memory of 2144	668	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ccc30a4_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ccc30a4_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2144

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/2144-115-0x0000000073A70000-0x0000000073A9E000-memory.dmp

Download

memory/2144-117-0x0000000000850000-0x0000000000856000-memory.dmp