87f596c598f0121d44da56413452beb2e4e30e2811b042ea51bc725e76f6f85c

Analysis

max time kernel
90s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
30/04/2024, 20:12

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Seven.exe
Size

139KB
MD5

350273e0d2e8a9ba5e37b791016112a0
SHA1

5bfb616dd46f67d1dcbbff55ca5917ffc1ec8b71
SHA256

27297bf8139bea755e9297e7e1489d827d1ee09a8e1d94a3ef96a2edb2de61ba
SHA512

b1e768524b4e840bd5f4163205122dd1725583245d8bfd5cbd89eb21a5fb9d33aff1b7b0ca42132b7dae469e025068ae663b3b02ad59927a558dc340141ec91b
SSDEEP

3072:miS4omp03WQthI/9S3BZi08iRQ1G78IVn27bSfcJd8ltw:miS4ompB9S3BZi0a1G78IVhcTct

Score

10^/10

evasion trojan

Malware Config

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	Seven.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	Seven.exe

UAC bypass 3 TTPs 2 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua = "1"	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "1"	Seven.exe

Blocks application from running via registry modification 1 IoCs

Adds application to list of disallowed applications.

evasion

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1"	Seven.exe

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1696768468-2170909707-4198977321-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	Seven.exe

Disables Task Manager via registry modification
evasion

Disables cmd.exe use via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1696768468-2170909707-4198977321-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "1"	Seven.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	Seven.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua = "1"	Seven.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
1	raw.githubusercontent.com
2	raw.githubusercontent.com

Drops file in System32 directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\Desktop	attrib.exe
File opened for modification	C:\Windows\System32\Desktop	attrib.exe
File created	C:\Windows\System32\Desktop	cmd.exe
File created	C:\Windows\System32\Desktop	cmd.exe
File opened for modification	C:\Windows\System32\Desktop	attrib.exe
File opened for modification	C:\Windows\System32\Desktop	cmd.exe
File opened for modification	C:\Windows\System32\Desktop	cmd.exe
File opened for modification	C:\Windows\System32\Desktop	cmd.exe
File created	C:\Windows\System32\Desktop	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4964	powershell.exe
4964	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4964	powershell.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 900 wrote to memory of 4964	900	Seven.exe	82
PID 900 wrote to memory of 4964	900	Seven.exe	82
PID 900 wrote to memory of 760	900	Seven.exe	84
PID 900 wrote to memory of 760	900	Seven.exe	84
PID 900 wrote to memory of 3260	900	Seven.exe	85
PID 900 wrote to memory of 3260	900	Seven.exe	85
PID 900 wrote to memory of 3296	900	Seven.exe	86
PID 900 wrote to memory of 3296	900	Seven.exe	86
PID 900 wrote to memory of 488	900	Seven.exe	87
PID 900 wrote to memory of 488	900	Seven.exe	87
PID 900 wrote to memory of 2912	900	Seven.exe	88
PID 900 wrote to memory of 2912	900	Seven.exe	88
PID 900 wrote to memory of 4344	900	Seven.exe	89
PID 900 wrote to memory of 4344	900	Seven.exe	89
PID 900 wrote to memory of 3104	900	Seven.exe	90
PID 900 wrote to memory of 3104	900	Seven.exe	90
PID 900 wrote to memory of 1448	900	Seven.exe	91
PID 900 wrote to memory of 1448	900	Seven.exe	91
PID 900 wrote to memory of 1760	900	Seven.exe	92
PID 900 wrote to memory of 1760	900	Seven.exe	92
PID 900 wrote to memory of 2244	900	Seven.exe	93
PID 900 wrote to memory of 2244	900	Seven.exe	93
PID 900 wrote to memory of 4812	900	Seven.exe	94
PID 900 wrote to memory of 4812	900	Seven.exe	94
PID 900 wrote to memory of 1408	900	Seven.exe	95
PID 900 wrote to memory of 1408	900	Seven.exe	95
PID 3296 wrote to memory of 1900	3296	cmd.exe	96
PID 3296 wrote to memory of 1900	3296	cmd.exe	96
PID 488 wrote to memory of 2476	488	cmd.exe	97
PID 488 wrote to memory of 2476	488	cmd.exe	97
PID 4812 wrote to memory of 1020	4812	cmd.exe	98
PID 4812 wrote to memory of 1020	4812	cmd.exe	98
PID 1408 wrote to memory of 2452	1408	cmd.exe	99
PID 1408 wrote to memory of 2452	1408	cmd.exe	99
PID 1760 wrote to memory of 4180	1760	cmd.exe	100
PID 1760 wrote to memory of 4180	1760	cmd.exe	100
PID 2244 wrote to memory of 1612	2244	cmd.exe	101
PID 2244 wrote to memory of 1612	2244	cmd.exe	101

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua = "1"	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1"	Seven.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "1"	Seven.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

Views/modifies file attributes 1 TTPs 6 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
1900	attrib.exe
2476	attrib.exe
1020	attrib.exe
4180	attrib.exe
1612	attrib.exe
2452	attrib.exe

C:\Users\Admin\AppData\Local\Temp\Seven.exe
"C:\Users\Admin\AppData\Local\Temp\Seven.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- UAC bypass
- Blocks application from running via registry modification
- Disables RegEdit via registry modification
- Disables cmd.exe use via registry modification
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
- System policy modification
PID:900
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" Get-MpPreference -verbose
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4964
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Windows\System32\Desktop
  2⤵
  - Drops file in System32 directory
  PID:760
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Users\Public\Documents\Desktop
  2⤵
  PID:3260
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C attrib +h C:\Windows\System32\Desktop
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3296
- - C:\Windows\system32\attrib.exe
    attrib +h C:\Windows\System32\Desktop
    3⤵
    - Drops file in System32 directory
    - Views/modifies file attributes
    PID:1900
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C attrib +h C:\Users\Public\Documents\Desktop
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:488
- - C:\Windows\system32\attrib.exe
    attrib +h C:\Users\Public\Documents\Desktop
    3⤵
    - Views/modifies file attributes
    PID:2476
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Windows\System32\Desktop
  2⤵
  - Drops file in System32 directory
  PID:2912
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Users\Public\Documents\Desktop
  2⤵
  PID:4344
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Windows\System32\Desktop
  2⤵
  - Drops file in System32 directory
  PID:3104
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Users\Public\Documents\Desktop
  2⤵
  PID:1448
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C attrib +h C:\Windows\System32\Desktop
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1760
- - C:\Windows\system32\attrib.exe
    attrib +h C:\Windows\System32\Desktop
    3⤵
    - Drops file in System32 directory
    - Views/modifies file attributes
    PID:4180
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C attrib +h C:\Windows\System32\Desktop
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Windows\system32\attrib.exe
    attrib +h C:\Windows\System32\Desktop
    3⤵
    - Drops file in System32 directory
    - Views/modifies file attributes
    PID:1612
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C attrib +h C:\Users\Public\Documents\Desktop
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4812
- - C:\Windows\system32\attrib.exe
    attrib +h C:\Users\Public\Documents\Desktop
    3⤵
    - Views/modifies file attributes
    PID:1020
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /C attrib +h C:\Users\Public\Documents\Desktop
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1408
- - C:\Windows\system32\attrib.exe
    attrib +h C:\Users\Public\Documents\Desktop
    3⤵
    - Views/modifies file attributes
    PID:2452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wbufcayk.fnn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Public\Documents\Desktop

Filesize
875B

MD5
524f2dae44dd43fcb81135a6fc679544

SHA1
2002231da96911e340244ddeaf716ff22f2a246a

SHA256
af409862a7467d99b68d44362366ebb59e906e031b394cd5bcc6b3df9c670909

SHA512
c50f5174e3d711d18b6e0ad2cbeb576aa6e0452c79bff596849ea47115b64ffbd53fa158a3e48b2e3d7f957e9dfef39715bb50e6605e841eae6bb70d82b3cf99

Download Submit
C:\Windows\System32\Desktop

Filesize
1KB

MD5
4a441628cea84da81114fa1ef32c671f

SHA1
3bb4934f85f443f5286fbd6ad8bb844869995ee7

SHA256
e61fe53593f5fb72aedfcae336b328241faf096c10fc4b2fd2d5d3fbcf87c3bb

SHA512
12fd71e24235b71d566dd3de065fe35037d0d7ca74168bee01cdcf88caee804ec7bf88f09ed885a2b954dc0b13448cac84377fbc15e291b26cad37a2675e919a

Download Submit
memory/4964-10-0x000001C520430000-0x000001C520452000-memory.dmp

Filesize
136KB

Download
memory/4964-11-0x00007FFF40F50000-0x00007FFF41A12000-memory.dmp

Filesize
10.8MB

Download
memory/4964-13-0x000001C5202B0000-0x000001C5202C0000-memory.dmp

Filesize
64KB

Download
memory/4964-12-0x000001C5202B0000-0x000001C5202C0000-memory.dmp

Filesize
64KB

Download
memory/4964-16-0x00007FFF40F50000-0x00007FFF41A12000-memory.dmp

Filesize
10.8MB

Download