dridex | 368f4c23dacfbb27c8796d9ce663df7eba7bc3599deb433d61f72cb8fda22a7f

Analysis

max time kernel
37s
max time network
115s
platform
windows10_x64
resource
win10v20210408
submitted
04/05/2021, 00:02

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General

Target
a7871055_by_Libranalysis.dll
Size 158KB
Sample210504-7m2xmnwt2a
SHA256 368f4c23dacfbb27c8796d9ce663df7eba7bc3599deb433d61f72cb8fda22a7f
MD5 a7871055b77451aa90dfa13ecfbfeb7b
SHA1 c1ee41d5fbd7878191a153ad6588d2f805bce7bb
SHA512 79838200c71b676d2cd90918cb8c8eac88c5c1a713900dbb1ea1d50a0d8342d576c554f09648aea1c0dc570980a04f0534e84e09d96b486397251816e0c01fcc
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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/1036-115-0x00000000735F0000-0x000000007361D000-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 660 wrote to memory of 1036	660	rundll32.exe	68
PID 660 wrote to memory of 1036	660	rundll32.exe	68
PID 660 wrote to memory of 1036	660	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a7871055_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:660
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a7871055_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1036

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/1036-115-0x00000000735F0000-0x000000007361D000-memory.dmp

Download

memory/1036-117-0x0000000002F80000-0x0000000002F86000-memory.dmp