dridex | 045d5a931fecb81b80f9563a438bed3323674a96ac99cc6d9c8ec10292769ba9

Analysis

max time kernel
33s
max time network
115s
platform
windows10_x64
resource
win10v20210408
submitted
08/05/2021, 00:01

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General

Target
dd989768_by_Libranalysis.dll
Size 162KB
Sample210508-1d7gnktblx
SHA256 045d5a931fecb81b80f9563a438bed3323674a96ac99cc6d9c8ec10292769ba9
MD5 dd98976886fd1cc8dd8a061ebeba0013
SHA1 a1020aa7c9d0e6dce544e0d765bb5b728c52a745
SHA512 e253a8a8273844a7cbe0703bb6054127edbd0bad499be37f19f414fccfb7aac91425560ccf1c0cefaf3d752dc1c12d6e4ba1e5f804421259d921fbf8742a331c
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/3236-115-0x0000000073F20000-0x0000000073F4E000-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 3728 wrote to memory of 3236	3728	rundll32.exe	70
PID 3728 wrote to memory of 3236	3728	rundll32.exe	70
PID 3728 wrote to memory of 3236	3728	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd989768_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd989768_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3236

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/3236-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

Download

memory/3236-117-0x0000000002CD0000-0x0000000002E1A000-memory.dmp