0155e34c5ad2f5661c5ebc2c6351ac2afe95246bf659e8cd0b0e1a7bffabc5de

Analysis

max time kernel
141s
max time network
21s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
01-10-2024 12:33

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bplay.exe
Size

12KB
MD5

e057aa4a56a9a2a628a8053f25a27d7d
SHA1

d839e5258bbdb871c746c2cef52e336487535c47
SHA256

2519081eca56fadcf3b62e7cb22e55a1f839b9055e9f1e404fc28145d149e913
SHA512

d968aa76b1483a14b7d829c755a99c7ad09163d18da6806f23b3a33664292f16a4695b596b0d2be619a3b6dc909cfcb8cb7ff236641d1cc012e4f438364945e7
SSDEEP

384:azbge2/99IpWUFyCKaMgXGT/bl55oqyfvN:azb619IpWUFyQiB55aH

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral27/memory/3052-0-0x0000000000400000-0x000000000040C000-memory.dmp	upx
behavioral27/memory/3052-2-0x0000000000400000-0x000000000040C000-memory.dmp	upx
behavioral27/memory/3004-3-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-5-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-6-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-7-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-11-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-12-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-15-0x0000000007100000-0x00000000072E3000-memory.dmp	upx
behavioral27/memory/3004-16-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-17-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-18-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-21-0x0000000007100000-0x00000000072E3000-memory.dmp	upx
behavioral27/memory/3004-19-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-22-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-23-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-24-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-27-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-30-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-33-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-36-0x0000000000400000-0x00000000009FE000-memory.dmp	upx
behavioral27/memory/3004-39-0x0000000000400000-0x00000000009FE000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bplay.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bsplayer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3004	bsplayer.exe
3004	bsplayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3004	bsplayer.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3004	bsplayer.exe
Token: SeSecurityPrivilege	3004	bsplayer.exe
Token: SeLoadDriverPrivilege	3004	bsplayer.exe
Token: SeSystemProfilePrivilege	3004	bsplayer.exe
Token: SeSystemtimePrivilege	3004	bsplayer.exe
Token: SeProfSingleProcessPrivilege	3004	bsplayer.exe
Token: SeIncBasePriorityPrivilege	3004	bsplayer.exe
Token: SeCreatePagefilePrivilege	3004	bsplayer.exe
Token: SeShutdownPrivilege	3004	bsplayer.exe
Token: SeDebugPrivilege	3004	bsplayer.exe
Token: SeSystemEnvironmentPrivilege	3004	bsplayer.exe
Token: SeRemoteShutdownPrivilege	3004	bsplayer.exe
Token: SeUndockPrivilege	3004	bsplayer.exe
Token: SeManageVolumePrivilege	3004	bsplayer.exe
Token: 33	3004	bsplayer.exe
Token: 34	3004	bsplayer.exe
Token: 35	3004	bsplayer.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3004	bsplayer.exe
3004	bsplayer.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 3004	3052	bplay.exe	30
PID 3052 wrote to memory of 3004	3052	bplay.exe	30
PID 3052 wrote to memory of 3004	3052	bplay.exe	30
PID 3052 wrote to memory of 3004	3052	bplay.exe	30

C:\Users\Admin\AppData\Local\Temp\bplay.exe
"C:\Users\Admin\AppData\Local\Temp\bplay.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Users\Admin\AppData\Local\Temp\bsplayer.exe
  "C:\Users\Admin\AppData\Local\Temp\bsplayer.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3004-16-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-46-0x0000000004190000-0x00000000041B0000-memory.dmp

Filesize
128KB

Download
memory/3004-17-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-4-0x0000000000405000-0x0000000000406000-memory.dmp

Filesize
4KB

Download
memory/3004-5-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-6-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-7-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-10-0x0000000004190000-0x00000000041B0000-memory.dmp

Filesize
128KB

Download
memory/3004-11-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-12-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-14-0x0000000004190000-0x00000000041B0000-memory.dmp

Filesize
128KB

Download
memory/3004-15-0x0000000007100000-0x00000000072E3000-memory.dmp

Filesize
1.9MB

Download
memory/3004-3-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-39-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-27-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-21-0x0000000007100000-0x00000000072E3000-memory.dmp

Filesize
1.9MB

Download
memory/3004-19-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-20-0x0000000004190000-0x00000000041B0000-memory.dmp

Filesize
128KB

Download
memory/3004-22-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-23-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-24-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-18-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-30-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-33-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3004-36-0x0000000000400000-0x00000000009FE000-memory.dmp

Filesize
6.0MB

Download
memory/3052-2-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3052-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download