Malware Analysis Report

2024-07-28 11:05

Sample ID 240629-vx29sssaja
Target a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc
SHA256 a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc
Tags
oss_ak
score
9/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
9/10

SHA256

a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc

Threat Level: Likely malicious

The file a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc was found to be: Likely malicious.

Malicious Activity Summary

oss_ak

detect oss ak

Enumerates connected drives

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Enumerates system info in registry

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
Query Registry
T1012
Peripheral Device Discovery
T1120
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-29 17:22

Signatures

detect oss ak

oss_ak
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-29 17:22

Reported

2024-06-29 17:25

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe"

Signatures

detect oss ak

oss_ak
Description Indicator Process Target
N/A N/A N/A N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe

"C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 80.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 175.117.168.52.in-addr.arpa udp

Files

memory/4664-0-0x0000000000400000-0x000000000101D000-memory.dmp

memory/4664-1-0x0000000076870000-0x0000000076A85000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-29 17:22

Reported

2024-06-29 17:25

Platform

win7-20240220-en

Max time kernel

150s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe"

Signatures

detect oss ak

oss_ak
Description Indicator Process Target
N/A N/A N/A N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe

"C:\Users\Admin\AppData\Local\Temp\a528b889c14531fffce99547457a1edbd1db80528ebed8bfa51abfee0129a9dc.exe"

Network

N/A

Files

memory/2184-0-0x0000000000400000-0x000000000101D000-memory.dmp

memory/2184-1-0x0000000074E40000-0x0000000074E87000-memory.dmp

memory/2184-503-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-504-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-512-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-510-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-508-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-506-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-514-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-520-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-530-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-540-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-552-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-516-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-538-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-564-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-562-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-560-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-558-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-556-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-554-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-550-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-548-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-546-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-544-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-542-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-536-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-534-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-532-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-528-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-526-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-524-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-522-0x0000000002F70000-0x0000000003081000-memory.dmp

memory/2184-518-0x0000000002F70000-0x0000000003081000-memory.dmp