dridex | 9e8f059fa35b6654a6afcffcb8065ebfde54fd9b7477d365e37f3d924bd3b8c8

Analysis

max time kernel
22s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
06/05/2021, 12:02

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General

Target
83bf689e_by_Libranalysis.dll
Size 162KB
Sample210506-dqd7evjad2
SHA256 9e8f059fa35b6654a6afcffcb8065ebfde54fd9b7477d365e37f3d924bd3b8c8
MD5 83bf689e91051e83704337c0aecce8b7
SHA1 39d8fca490d6de1e8a402df43ce08925775c3b02
SHA512 d86a837147c18c84104b1c1183f10fc37f3741b6b52d709de3d0d54d2d1b256f18d406f4cecb32746c31af2d1ec693352de5e6d3563dd30d9d269983b70565d0
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/416-115-0x0000000073860000-0x000000007388E000-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 1868 wrote to memory of 416	1868	rundll32.exe	37
PID 1868 wrote to memory of 416	1868	rundll32.exe	37
PID 1868 wrote to memory of 416	1868	rundll32.exe	37

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\83bf689e_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\83bf689e_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:416

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/416-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/416-117-0x0000000003370000-0x0000000003376000-memory.dmp