dridex | d5a193e087c8084df09d0adb4cc21c8a179d386d0287bd0f9c707dd1300e64db

Analysis

max time kernel
27s
max time network
117s
platform
windows10_x64
resource
win10v20210410
submitted
07/05/2021, 23:02

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General

Target
c70b8264_by_Libranalysis.dll
Size 162KB
Sample210507-x3az358efn
SHA256 d5a193e087c8084df09d0adb4cc21c8a179d386d0287bd0f9c707dd1300e64db
MD5 c70b8264c4faa9ec74ce7cf719b4fbe3
SHA1 af3f3df622c161ea4a594636e5d31b1eaf18e3bf
SHA512 54a796fad2bf874015d3fd009302732bb429c9572c066c2c9d0cf49a773942ee555e2caf9dee9ebfa9a45b2fb644b3cff64c8bccd342fbb1003089c9fc911849
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/3852-115-0x0000000073660000-0x000000007368E000-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 3852	2232	rundll32.exe	69
PID 2232 wrote to memory of 3852	2232	rundll32.exe	69
PID 2232 wrote to memory of 3852	2232	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c70b8264_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c70b8264_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3852

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/3852-115-0x0000000073660000-0x000000007368E000-memory.dmp

Download

memory/3852-117-0x0000000000710000-0x000000000085A000-memory.dmp