dridex | b09bf09d7a7cb0ccda371a5a9da46b5a2943faae51b35e5f6dcf8ddf92e18335

Analysis

max time kernel
120s
max time network
120s
platform
windows10_x64
resource
win10v20210410
submitted
06/05/2021, 11:01

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General

Target
be6f73e7_by_Libranalysis.dll
Size 162KB
Sample210506-56cglspcke
SHA256 b09bf09d7a7cb0ccda371a5a9da46b5a2943faae51b35e5f6dcf8ddf92e18335
MD5 be6f73e78fea6e60449bee7810cef5db
SHA1 38d608000a00ca5124b575cd18a824df0a2ac577
SHA512 667d9e9e8a337c2ffe278c5a1dec6d0ba0362304342625857ec4f3b1e754896f6378e783a259a9e594c64da98290cbc066d6fc2ddc328262d929bdec70ebc282
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/60-115-0x0000000073A90000-0x0000000073ABE000-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 512 wrote to memory of 60	512	rundll32.exe	69
PID 512 wrote to memory of 60	512	rundll32.exe	69
PID 512 wrote to memory of 60	512	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\be6f73e7_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\be6f73e7_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:60

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/60-115-0x0000000073A90000-0x0000000073ABE000-memory.dmp

Download

memory/60-117-0x0000000002B70000-0x0000000002B76000-memory.dmp