dridex | 1c70bdc424cb7c8f4dccca294c83a50ff37b52962fe754e80337cc620bf64ba9

Analysis

max time kernel
28s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
05/05/2021, 14:06

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General

Target
5b1691c9_by_Libranalysis.dll
Size 162KB
Sample210505-ddgsr3531x
SHA256 1c70bdc424cb7c8f4dccca294c83a50ff37b52962fe754e80337cc620bf64ba9
MD5 5b1691c9827284a2b1273a1b1aeb62e6
SHA1 f93599360055b2be2c92ad69e3aef55747128120
SHA512 3115fe5afe78d9b8c0c7bcd9865ed1eb77e9b4594f79d1fe0aa16537cf15086a91ffae7b1fc4fa92100700f6e60d332c33406171ff09a36ae4454f4d7fe53a11
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/1308-115-0x00000000742C0000-0x00000000742EE000-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 640 wrote to memory of 1308	640	rundll32.exe	70
PID 640 wrote to memory of 1308	640	rundll32.exe	70
PID 640 wrote to memory of 1308	640	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b1691c9_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b1691c9_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1308

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/1308-115-0x00000000742C0000-0x00000000742EE000-memory.dmp

Download

memory/1308-117-0x0000000002F90000-0x0000000002F96000-memory.dmp