dridex | f43395352ab417fca90e138941ff10d63cd35bdd5c8b1a8ac00e52a386b2c5ca

Analysis

max time kernel
26s
max time network
125s
platform
windows10_x64
resource
win10v20210408
submitted
23/05/2021, 11:02

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General

Target
fa622f6a_by_Libranalysis.dll
Size 162KB
Sample210523-ex4ghdsfds
SHA256 f43395352ab417fca90e138941ff10d63cd35bdd5c8b1a8ac00e52a386b2c5ca
MD5 fa622f6ad190a2a2f37bcf6461932bd1
SHA1 b454ab7fc18d7023803650d4b365cc02cc4be613
SHA512 7981be0736c32ba367ebca2cde38c3a5c4250531d130b1ba4dcc3fe73011a70c44bef3e022a380f8f6bdcb63b6aef16784d5f95a1204887526ed438103390c08
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/3548-115-0x0000000073990000-0x00000000739BE000-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 3260 wrote to memory of 3548	3260	rundll32.exe	70
PID 3260 wrote to memory of 3548	3260	rundll32.exe	70
PID 3260 wrote to memory of 3548	3260	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa622f6a_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fa622f6a_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3548

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/3548-115-0x0000000073990000-0x00000000739BE000-memory.dmp

Download

memory/3548-117-0x0000000000EE0000-0x000000000102A000-memory.dmp