dridex | 996d58079e06dcc2b43ae383cbc72dca676fca4c29757012a43edce7d8ad5e1b

Analysis

max time kernel
141s
max time network
9s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 19:10

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General

Target
996d58079e06dcc2b43ae383cbc72dca676fca4c29757012a43edce7d8ad5e1b.dll
Size 208KB
Sample210317-mgtdvbstr6
SHA256 996d58079e06dcc2b43ae383cbc72dca676fca4c29757012a43edce7d8ad5e1b
MD5 46e919dc0d0f501324b29772083309f6
SHA1 4b95bc1e1c5293994221119bbe9d3dfc052d0140
SHA512 b675d4c67ed2884cbf0df04c66614888037681ed00afa8079b14c0b00e0d2cab62b13b2d7469dca8f0d8d5b715808869d8f89a27d4b95be93216b69c52419ac9
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1924-4-0x0000000075280000-0x00000000752B6000-memory.dmp	dridex_ldr
behavioral1/memory/1924-6-0x0000000075280000-0x00000000752A1000-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 7 IoCs

description	pid	Process	procid_target
PID 596 wrote to memory of 1924	596	rundll32.exe	26
PID 596 wrote to memory of 1924	596	rundll32.exe	26
PID 596 wrote to memory of 1924	596	rundll32.exe	26
PID 596 wrote to memory of 1924	596	rundll32.exe	26
PID 596 wrote to memory of 1924	596	rundll32.exe	26
PID 596 wrote to memory of 1924	596	rundll32.exe	26
PID 596 wrote to memory of 1924	596	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\996d58079e06dcc2b43ae383cbc72dca676fca4c29757012a43edce7d8ad5e1b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:596
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\996d58079e06dcc2b43ae383cbc72dca676fca4c29757012a43edce7d8ad5e1b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1924

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

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Downloads

memory/1924-3-0x00000000767C1000-0x00000000767C3000-memory.dmp

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memory/1924-4-0x0000000075280000-0x00000000752B6000-memory.dmp

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memory/1924-5-0x0000000000110000-0x0000000000116000-memory.dmp

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memory/1924-6-0x0000000075280000-0x00000000752A1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads