dridex | c720c15bd9fd01edf0582c9d227853e8ed7e6a73d704cbb2e8d03192fea0a13c

Analysis

max time kernel
150s
max time network
151s
platform
windows10_x64
resource
win10v20210410
submitted
06/05/2021, 07:02

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General

Target
8bbbadaf_by_Libranalysis.dll
Size 162KB
Sample210506-jpn53ryza2
SHA256 c720c15bd9fd01edf0582c9d227853e8ed7e6a73d704cbb2e8d03192fea0a13c
MD5 8bbbadaf9f3567a413e8d7f2603dc35b
SHA1 46b6367468455cb84fef44db3dd78a5c93f97751
SHA512 8edf28e60ac6430f0a3eec71b32606996c7f4c95c2a315ebbbf3e1189656b2da914a3cefa9d5c5b2dd2743bee3b501caf0621af7cca8ea879faaaac35f2e95b8
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/3224-115-0x0000000073AA0000-0x0000000073ACE000-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 3992 wrote to memory of 3224	3992	rundll32.exe	69
PID 3992 wrote to memory of 3224	3992	rundll32.exe	69
PID 3992 wrote to memory of 3224	3992	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8bbbadaf_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3992
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8bbbadaf_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3224

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/3224-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Download

memory/3224-117-0x00000000007F0000-0x00000000007F6000-memory.dmp