dridex | 2805230fbbda10f1db070b6efe1fd45ca62ab9723db5fdb1a0044882db26286a

Analysis

max time kernel
36s
max time network
54s
platform
windows10_x64
resource
win10v20210408
submitted
14/05/2021, 08:04

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General

Target
fe2ba8fe_by_Libranalysis.dll
Size 162KB
Sample210514-4fb28hmsvx
SHA256 2805230fbbda10f1db070b6efe1fd45ca62ab9723db5fdb1a0044882db26286a
MD5 fe2ba8fece8651188cc62251527063fa
SHA1 a6ebd0b8fbaa8182c9b3adb278aa8d3caca98e5e
SHA512 789945de9fd71be8a0a7c96174e0d5755620675f00438781b3fb5d88de353aa8dc16685efc43fb2244d2c83c7ab638fe855598c3043bbfe841c5034eb4b1add4
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/1172-115-0x00000000736D0000-0x00000000736FE000-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 796 wrote to memory of 1172	796	rundll32.exe	70
PID 796 wrote to memory of 1172	796	rundll32.exe	70
PID 796 wrote to memory of 1172	796	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe2ba8fe_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:796
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe2ba8fe_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1172

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/1172-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Download

memory/1172-117-0x0000000002A90000-0x0000000002A96000-memory.dmp