dridex | c460efaef1c2f9f9bd7aa1a74e976d69d8b0f52ec5c677b392d610c7c29f3cac

Analysis

max time kernel
29s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 12:01

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General

Target
ff89fc85_by_Libranalysis.dll
Size 162KB
Sample210508-qqmx9slph2
SHA256 c460efaef1c2f9f9bd7aa1a74e976d69d8b0f52ec5c677b392d610c7c29f3cac
MD5 ff89fc8572e750b61c99ff85726c2165
SHA1 690e03a5673981a043de704a01e1fd0c2750e626
SHA512 5acc0a4337b93fb0ab9d1aea0308d232f36baeef92b41f88177751637538cd55a57584b42bf38355dbbce07ecbf2d508f21fab03125c854d9f44567e1cd59bd9
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/648-115-0x0000000073860000-0x000000007388E000-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 680 wrote to memory of 648	680	rundll32.exe	71
PID 680 wrote to memory of 648	680	rundll32.exe	71
PID 680 wrote to memory of 648	680	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff89fc85_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff89fc85_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:648

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/648-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/648-117-0x0000000000D50000-0x0000000000D56000-memory.dmp