dridex | a8a2042b308d0bbe28bee7b32f7cd5df7ea81da65820f88fc50c36e6b880d2ff

Analysis

max time kernel
47s
max time network
61s
platform
windows10_x64
resource
win10v20210408
submitted
14/05/2021, 08:02

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General

Target
54f18cb2_by_Libranalysis.dll
Size 162KB
Sample210514-mg91ss4kqa
SHA256 a8a2042b308d0bbe28bee7b32f7cd5df7ea81da65820f88fc50c36e6b880d2ff
MD5 54f18cb20c11f0dece26599a00753125
SHA1 8c3e62a38d0dab02b53264edab31e5959896e604
SHA512 1f8667601460e0f07fb558dc98f803a63d87f87d2f5907c9e546326f7242f4ccb71463e4af51820b824d6afd84ca20d9943822f7931620924060bc1daec805e2
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/3132-115-0x0000000073890000-0x00000000738BE000-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 2988 wrote to memory of 3132	2988	rundll32.exe	69
PID 2988 wrote to memory of 3132	2988	rundll32.exe	69
PID 2988 wrote to memory of 3132	2988	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\54f18cb2_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\54f18cb2_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3132

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/3132-115-0x0000000073890000-0x00000000738BE000-memory.dmp

Download

memory/3132-117-0x0000000000DF0000-0x0000000000DF6000-memory.dmp