dridex | 8a3f4402c336d10f21e5d987e0436be2d0c1c789ca2dde6e43083038b575d97b

Analysis

max time kernel
123s
max time network
123s
platform
windows10_x64
resource
win10v20210410
submitted
07/05/2021, 19:02

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General

Target
e66b0133_by_Libranalysis.dll
Size 162KB
Sample210507-lpthkpywqn
SHA256 8a3f4402c336d10f21e5d987e0436be2d0c1c789ca2dde6e43083038b575d97b
MD5 e66b01338768d45a8e08602c3aeaf1e7
SHA1 4ecf4e10701e8f768077bf43bf2c8ebd447f7aad
SHA512 52caad5a4284ddde1841c256ce962938d857f99b51909ef0aff12d3ea6c0cecb8136de10179859a7c3bf55bdc1163e2a69ab2945249cee5e5b9e47449bb5e703
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/684-115-0x00000000739B0000-0x00000000739DE000-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 1808 wrote to memory of 684	1808	rundll32.exe	69
PID 1808 wrote to memory of 684	1808	rundll32.exe	69
PID 1808 wrote to memory of 684	1808	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e66b0133_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e66b0133_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:684

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/684-115-0x00000000739B0000-0x00000000739DE000-memory.dmp

Download

memory/684-117-0x0000000000800000-0x000000000094A000-memory.dmp