dridex | a7418fa2d7ce8b99e07db27308fcc79fcd83fdf406972db465dd3f3903eadc4f

Analysis

max time kernel
32s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
08/05/2021, 10:01

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General

Target
225963f5_by_Libranalysis.dll
Size 162KB
Sample210508-dk9bf9yx86
SHA256 a7418fa2d7ce8b99e07db27308fcc79fcd83fdf406972db465dd3f3903eadc4f
MD5 225963f5bebb28dfb7e33bae209fbac1
SHA1 c0cba49d549e1c10996bf878ecf4e3675785cc59
SHA512 60da7d612f4ee7e5375b142eb900914ff71b05bf78905378e186de7220308af3eb3cde81589d325384f5e81d0c9ffffb23daec633610df9bcd18b15a78cf07da
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/1268-115-0x0000000073FB0000-0x0000000073FDE000-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 640 wrote to memory of 1268	640	rundll32.exe	70
PID 640 wrote to memory of 1268	640	rundll32.exe	70
PID 640 wrote to memory of 1268	640	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\225963f5_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\225963f5_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1268

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/1268-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Download

memory/1268-117-0x0000000002780000-0x00000000028CA000-memory.dmp