dridex | f9002df1834edb541e1c51646e3529e55373ce8a8f64efeeba1f4b079ef6ea14

Analysis

max time kernel
76s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
30/04/2021, 06:05

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General

Target
81cab61e_by_Libranalysis.dll
Size 162KB
Sample210430-3jpcz6e2nj
SHA256 f9002df1834edb541e1c51646e3529e55373ce8a8f64efeeba1f4b079ef6ea14
MD5 81cab61edb92d324ba2b4940d58ea64b
SHA1 d9efffdc3ac350f105cbdd1ff98c66c8379b0230
SHA512 cac7f625c4da7bda3d4c64b9df9d40bd2089757235c1553cc4c1e2bd1b429addfead438bed9dfdffaeb869e29a19ac4d0af05be312674d57ed47edf32c96c6fd
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/1484-115-0x0000000074260000-0x000000007428E000-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 1000 wrote to memory of 1484	1000	rundll32.exe	70
PID 1000 wrote to memory of 1484	1000	rundll32.exe	70
PID 1000 wrote to memory of 1484	1000	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\81cab61e_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\81cab61e_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1484

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/1484-115-0x0000000074260000-0x000000007428E000-memory.dmp

Download

memory/1484-117-0x0000000002D40000-0x0000000002E8A000-memory.dmp