dridex | 1150977f5cf9b8a76e5df8719170cde5d957093eba96f3d9a0a695b88cf7eb0c

Analysis

max time kernel
132s
max time network
134s
platform
windows10_x64
resource
win10v20210410
submitted
19/04/2021, 15:57

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General

Target
1150977f5cf9b8a76e5df8719170cde5d957093eba96f3d9a0a695b88cf7eb0c.dll
Size 162KB
Sample210419-y6rl36atqa
SHA256 1150977f5cf9b8a76e5df8719170cde5d957093eba96f3d9a0a695b88cf7eb0c
MD5 63a24af7a136c9f422411ce4dd21b13a
SHA1 099242d5906491382025f90d3080b74430eb1694
SHA512 5b8f16bdb4898b0ae6317bff60445191bbe861e22864999cdb7acfc04d06655de716d6d8fe6f2c4fee698d27403825ff97e89c9ee102f4ba1a21447b8d031db4
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/3480-115-0x0000000073660000-0x000000007368E000-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 2232 wrote to memory of 3480	2232	rundll32.exe	70
PID 2232 wrote to memory of 3480	2232	rundll32.exe	70
PID 2232 wrote to memory of 3480	2232	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1150977f5cf9b8a76e5df8719170cde5d957093eba96f3d9a0a695b88cf7eb0c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1150977f5cf9b8a76e5df8719170cde5d957093eba96f3d9a0a695b88cf7eb0c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3480

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/3480-115-0x0000000073660000-0x000000007368E000-memory.dmp

Download

memory/3480-117-0x0000000002960000-0x0000000002966000-memory.dmp