dridex | 5c24ff063da7a52d2096deb0c0e0d053192ffebf3ca64ad30361e5048f3190a2

Analysis

max time kernel
125s
max time network
126s
platform
windows10_x64
resource
win10v20210408
submitted
07/05/2021, 06:01

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General

Target
6eff9b82_by_Libranalysis.dll
Size 162KB
Sample210507-vvybe1nrvs
SHA256 5c24ff063da7a52d2096deb0c0e0d053192ffebf3ca64ad30361e5048f3190a2
MD5 6eff9b8244df93bfef0146fd7380f1e1
SHA1 a5359f1d8ae25cfe858210a25e661958b9ef075c
SHA512 cfee0324ff978df050c44b5c86259d5f8733c8bc27331874ee28a9ce9ea0a3890f62f1dc49d6fe14ab984c53e0c7157d9a156ce6cc29d1651236ddfd0adbddbf
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/1276-115-0x0000000074260000-0x000000007428E000-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 1000 wrote to memory of 1276	1000	rundll32.exe	70
PID 1000 wrote to memory of 1276	1000	rundll32.exe	70
PID 1000 wrote to memory of 1276	1000	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6eff9b82_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6eff9b82_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1276

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/1276-115-0x0000000074260000-0x000000007428E000-memory.dmp

Download

memory/1276-117-0x0000000003260000-0x0000000003266000-memory.dmp