dridex | 67644630ce4e5695255c91146520d5cf79890d664cde4697c55a4292199dc9d8

Analysis

max time kernel
25s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
08/05/2021, 14:02

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General

Target
7dc958f2_by_Libranalysis.dll
Size 162KB
Sample210508-76tk6p5g5x
SHA256 67644630ce4e5695255c91146520d5cf79890d664cde4697c55a4292199dc9d8
MD5 7dc958f20bca93c7b0ae378b02670903
SHA1 3cdd50dfde41210481d6a2e0c65ea114fe8cc587
SHA512 dbc45b5e9bca430e264d25afbc1a45b6ed378495cee9f8046c410913a36472d150a2a34c82d45621e2a0abc7019b4752a61d95f0ff7a72aa68f2b4dd62e331c5
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/3984-115-0x0000000073560000-0x000000007358E000-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 3920 wrote to memory of 3984	3920	rundll32.exe	69
PID 3920 wrote to memory of 3984	3920	rundll32.exe	69
PID 3920 wrote to memory of 3984	3920	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7dc958f2_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3920
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7dc958f2_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3984

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/3984-115-0x0000000073560000-0x000000007358E000-memory.dmp

Download

memory/3984-117-0x0000000000ED0000-0x0000000000ED6000-memory.dmp