15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40

Analysis

max time kernel
142s
max time network
54s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 08:59

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General

Target

15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe
Size

5.3MB
MD5

c8627d527e77a0ef72d4cf95c2372029
SHA1

fb137315fc704f3440c1598431af75972794c673
SHA256

15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40
SHA512

e94ed1163969eb3ab88d5f922b51e13b9477f5107eddc409c2ddecca326bbb8867ff89186800f5f792e19ff52c34694debfea3a2d24f0464bd5fae742a0b1c90
SSDEEP

98304:LCPwQxcW9q8uwKVDhkIzfNhicx/aktet2uucyOZqcTXj5M3H4hOFe:qtiW9qZwKfVzbicxycG2uvFBzja3H4hb

Score

9^/10

bootkit evasion persistence trojan upx

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe

Checks BIOS information in registry 2 TTPs 3 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe

UPX packed file 25 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2816-33-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-31-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-48-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-49-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-46-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-44-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-42-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-40-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-38-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-37-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-29-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-27-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-25-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-23-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-21-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-19-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-17-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-15-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-13-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-11-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-9-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-7-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-6-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-5-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/2816-115-0x0000000010000000-0x000000001003F000-memory.dmp	upx

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	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 42 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1664	WMIC.exe
Token: SeSecurityPrivilege	1664	WMIC.exe
Token: SeTakeOwnershipPrivilege	1664	WMIC.exe
Token: SeLoadDriverPrivilege	1664	WMIC.exe
Token: SeSystemProfilePrivilege	1664	WMIC.exe
Token: SeSystemtimePrivilege	1664	WMIC.exe
Token: SeProfSingleProcessPrivilege	1664	WMIC.exe
Token: SeIncBasePriorityPrivilege	1664	WMIC.exe
Token: SeCreatePagefilePrivilege	1664	WMIC.exe
Token: SeBackupPrivilege	1664	WMIC.exe
Token: SeRestorePrivilege	1664	WMIC.exe
Token: SeShutdownPrivilege	1664	WMIC.exe
Token: SeDebugPrivilege	1664	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1664	WMIC.exe
Token: SeRemoteShutdownPrivilege	1664	WMIC.exe
Token: SeUndockPrivilege	1664	WMIC.exe
Token: SeManageVolumePrivilege	1664	WMIC.exe
Token: 33	1664	WMIC.exe
Token: 34	1664	WMIC.exe
Token: 35	1664	WMIC.exe
Token: 36	1664	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1664	WMIC.exe
Token: SeSecurityPrivilege	1664	WMIC.exe
Token: SeTakeOwnershipPrivilege	1664	WMIC.exe
Token: SeLoadDriverPrivilege	1664	WMIC.exe
Token: SeSystemProfilePrivilege	1664	WMIC.exe
Token: SeSystemtimePrivilege	1664	WMIC.exe
Token: SeProfSingleProcessPrivilege	1664	WMIC.exe
Token: SeIncBasePriorityPrivilege	1664	WMIC.exe
Token: SeCreatePagefilePrivilege	1664	WMIC.exe
Token: SeBackupPrivilege	1664	WMIC.exe
Token: SeRestorePrivilege	1664	WMIC.exe
Token: SeShutdownPrivilege	1664	WMIC.exe
Token: SeDebugPrivilege	1664	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1664	WMIC.exe
Token: SeRemoteShutdownPrivilege	1664	WMIC.exe
Token: SeUndockPrivilege	1664	WMIC.exe
Token: SeManageVolumePrivilege	1664	WMIC.exe
Token: 33	1664	WMIC.exe
Token: 34	1664	WMIC.exe
Token: 35	1664	WMIC.exe
Token: 36	1664	WMIC.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2816	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe
2816	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe
2816	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 3448	2816	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe	80
PID 2816 wrote to memory of 3448	2816	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe	80
PID 2816 wrote to memory of 3448	2816	15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe	80
PID 3448 wrote to memory of 1664	3448	cmd.exe	82
PID 3448 wrote to memory of 1664	3448	cmd.exe	82
PID 3448 wrote to memory of 1664	3448	cmd.exe	82

C:\Users\Admin\AppData\Local\Temp\15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe
"C:\Users\Admin\AppData\Local\Temp\15a1e0c61a71ed6b17625c6e43944ff20c7b87ab555f30f00a7dbc991a56aa40.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c Wmic Path Win32_VideoController Get Description
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3448
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    Wmic Path Win32_VideoController Get Description
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1664

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\ÅäÖÃÎÄ¼þ\Ó²¼þÉèÖÃ.ini

Filesize
242B

MD5
299dc6bb2b20dd9dce8eab8be9df1d20

SHA1
e4b1eb77b099161808da8271693f24e3adf88da1

SHA256
d04687236b43bf250e09c8244647a35b6fa9529cc895df1304b37287602dadc7

SHA512
3a04451e87faa5353dbb6080966620475372ed91b977ac1eee9c25cfed385aec8c38103e20a95c956fec44e485c156306f0e06b16290e930df4493f8e6e53c80

Download Submit
C:\Users\Admin\AppData\Local\Temp\ÅäÖÃÎÄ¼þ\Ó²¼þÉèÖÃ.ini

Filesize
272B

MD5
e3b77fd399abc8ff658d6f09138d7d72

SHA1
53e89cd91a7617c067624da8989da3503437b9aa

SHA256
a00664db6b2da508f499097282cbb311abeafd39327ee2efc40a6549146a7797

SHA512
ca3b2e4f65210b34f87cb93dc46ce2693e97b55fe84c14e381e081f675667280a80736c454fc8ee697a25245039466234b9cb9b67d39aa242e4741164c7e4a41

Download Submit
C:\Users\Admin\AppData\Local\Temp\ÅäÖÃÎÄ¼þ\Ó²¼þÉèÖÃ.ini

Filesize
283B

MD5
caacca8375366e74dac8e0bfa9d6629a

SHA1
cd31270c2c128fa03a4a6c6782a26847db0c4271

SHA256
3087428a08fab41e58f3644a79dc05d742dc2d9ca1980bf15c368c39c9d7a0dd

SHA512
1e09b4076aec8a8f3f3c54cbd098e5673a7f8c73d8631623645d9dc18e83f86dd5b4504209c761aa4e5cf44c8508187202c185a9327cfc76d9b93886e5a2e827

Download Submit
memory/2816-25-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-17-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-31-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-48-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-49-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-46-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-44-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-42-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-19-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-38-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-37-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-29-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-27-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-0-0x0000000000400000-0x00000000013E2000-memory.dmp

Filesize
15.9MB

Download
memory/2816-33-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-23-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-40-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-21-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-15-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-13-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-11-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-9-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-7-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-6-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-5-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-4-0x0000000000400000-0x00000000013E2000-memory.dmp

Filesize
15.9MB

Download
memory/2816-3-0x0000000000400000-0x00000000013E2000-memory.dmp

Filesize
15.9MB

Download
memory/2816-2-0x0000000000400000-0x00000000013E2000-memory.dmp

Filesize
15.9MB

Download
memory/2816-112-0x0000000000400000-0x00000000013E2000-memory.dmp

Filesize
15.9MB

Download
memory/2816-114-0x0000000000400000-0x00000000013E2000-memory.dmp

Filesize
15.9MB

Download
memory/2816-115-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/2816-116-0x0000000000400000-0x00000000013E2000-memory.dmp

Filesize
15.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads