dridex | 7928b6c3e3e329f89cc075558d5a4acd77085c5a53b23cbfe0e26fd3fb4c1b06

Analysis

max time kernel
35s
max time network
46s
platform
windows10_x64
resource
win10v20210408
submitted
24/05/2021, 20:04

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General

Target
130de76d_by_Libranalysis.dll
Size 162KB
Sample210524-b6mhe39gps
SHA256 7928b6c3e3e329f89cc075558d5a4acd77085c5a53b23cbfe0e26fd3fb4c1b06
MD5 130de76d56bb90436cc54bb6b905070d
SHA1 26e762a45cf332a41186281fa807bc81eb45cbac
SHA512 b361a017fd0743dda9b8f4111c1311249c5235808f7a9664264e2c787fd4d7f5ad675e42dfff4f1c94a775188ed96bc8d66991c1fb4f9b164dfa3bd4aa27408f
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/1256-115-0x00000000735F0000-0x000000007361E000-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 596 wrote to memory of 1256	596	rundll32.exe	70
PID 596 wrote to memory of 1256	596	rundll32.exe	70
PID 596 wrote to memory of 1256	596	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\130de76d_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:596
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\130de76d_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1256

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/1256-115-0x00000000735F0000-0x000000007361E000-memory.dmp

Download

memory/1256-117-0x0000000001140000-0x0000000001146000-memory.dmp