387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51

General

Target

387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe
Size

383KB
MD5

8c8992742e0b8da2566e20cbf47daca0
SHA1

1536a36b17ba21d071f9192f7e20463d14a744b8
SHA256

387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51
SHA512

1a8d076512ce8775b57559bdc47b359b9f1f12fa60ac1b1ae21aa36b8afb78c5c0d852ee96878daa0e6b7623baae82c60d95ad150213569c08f53aad4c6b7939
SSDEEP

6144:wlj7cMnb+UzU66bkWmchVySqkvAH3qo0wWJC6G/SMT4FWqCY:wlbb+8U66b5zhVymA/XSRhB

Score

9^/10

Malware Config

Signatures

UPX dump on OEP (original entry point) 9 IoCs

resource	yara_rule
behavioral1/memory/1736-0-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/files/0x000b0000000144e8-5.dat	UPX
behavioral1/memory/2820-14-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/memory/2528-21-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/memory/2528-30-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/memory/2656-27-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/memory/2656-25-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/memory/1736-12-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/memory/2820-31-0x0000000000400000-0x000000000041B000-memory.dmp	UPX

Executes dropped EXE 4 IoCs

pid	Process
2820	MSWDM.EXE
2528	MSWDM.EXE
2644	387D3C6127DC2FE2796B4E5CDA9BDD276D9AF5A20EE2B387568C30832683EA51.EXE
2656	MSWDM.EXE

Loads dropped DLL 1 IoCs

pid	Process
2528	MSWDM.EXE

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\MSWDM.EXE	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe
File opened for modification	C:\Windows\dev140D.tmp	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2528	MSWDM.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2820	1736	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe	28
PID 1736 wrote to memory of 2820	1736	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe	28
PID 1736 wrote to memory of 2820	1736	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe	28
PID 1736 wrote to memory of 2820	1736	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe	28
PID 1736 wrote to memory of 2528	1736	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe	29
PID 1736 wrote to memory of 2528	1736	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe	29
PID 1736 wrote to memory of 2528	1736	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe	29
PID 1736 wrote to memory of 2528	1736	387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe	29
PID 2528 wrote to memory of 2644	2528	MSWDM.EXE	30
PID 2528 wrote to memory of 2644	2528	MSWDM.EXE	30
PID 2528 wrote to memory of 2644	2528	MSWDM.EXE	30
PID 2528 wrote to memory of 2644	2528	MSWDM.EXE	30
PID 2528 wrote to memory of 2656	2528	MSWDM.EXE	31
PID 2528 wrote to memory of 2656	2528	MSWDM.EXE	31
PID 2528 wrote to memory of 2656	2528	MSWDM.EXE	31
PID 2528 wrote to memory of 2656	2528	MSWDM.EXE	31

C:\Users\Admin\AppData\Local\Temp\387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe
"C:\Users\Admin\AppData\Local\Temp\387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1736
- C:\WINDOWS\MSWDM.EXE
  "C:\WINDOWS\MSWDM.EXE"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:2820
- C:\WINDOWS\MSWDM.EXE
  -r!C:\Windows\dev140D.tmp!C:\Users\Admin\AppData\Local\Temp\387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe! !
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2528
- - C:\Users\Admin\AppData\Local\Temp\387D3C6127DC2FE2796B4E5CDA9BDD276D9AF5A20EE2B387568C30832683EA51.EXE
    3⤵
    - Executes dropped EXE
    PID:2644
- - C:\WINDOWS\MSWDM.EXE
    -e!C:\Windows\dev140D.tmp!C:\Users\Admin\AppData\Local\Temp\387D3C6127DC2FE2796B4E5CDA9BDD276D9AF5A20EE2B387568C30832683EA51.EXE!
    3⤵
    - Executes dropped EXE
    PID:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\MSWDM.EXE

Filesize
47KB

MD5
e232e754f601471d0aebcb1a45529cc9

SHA1
8371dd957e9d81df57ceacd6235e77a15e511659

SHA256
2f9a865d6d559a837567f5234e5491cdbf0eefa186b9452e36414c5acd18085b

SHA512
fb9898459d2814b446ba7edd03566d6c4ff411f75854cc5d18f0f5f186a3c45a2bebc78d8b4a886bb0b3a9b917182a0aeeb64b3112eb1ec7b52bef8ea2a9ddc5

Download Submit
\Users\Admin\AppData\Local\Temp\387d3c6127dc2fe2796b4e5cda9bdd276d9af5a20ee2b387568c30832683ea51.exe

Filesize
335KB

MD5
40ac62c087648ccc2c58dae066d34c98

SHA1
0e87efb6ddfe59e534ea9e829cad35be8563e5f7

SHA256
482c4c1562490e164d5f17990253373691aa5eab55a81c7f890fe9583a9ea916

SHA512
0c1ff13ff88409d54fee2ceb07fe65135ce2a9aa6f8da51ac0158abb2cfbb3a898ef26f476931986f1367622f21a7c0b0e742d0f4de8be6e215596b0d88c518f

Download Submit
memory/1736-0-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1736-12-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2528-21-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2528-30-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2528-24-0x0000000000250000-0x000000000026B000-memory.dmp

Filesize
108KB

Download
memory/2656-27-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2656-25-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2820-14-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2820-31-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads