Analysis
- max time kernel
149s - max time network
147s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system - submitted
24/02/2024, 19:36
Behavioral task
behavioral1
Sample
a2951a638042420c96dbfa17ed61e8d3.exe
Resource
win7-20240221-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
a2951a638042420c96dbfa17ed61e8d3.exe
Resource
win10v2004-20240221-en
9 signatures
150 seconds
General
- Target a2951a638042420c96dbfa17ed61e8d3.exe
- Size 89KB
- Sample240224-ybbfqsdd71
- SHA256 bba79a727693bfdd9f09acd42a1de97618e5c7507f440505a90e5944b3b738b9
- MD5 a2951a638042420c96dbfa17ed61e8d3
- SHA1 c8ffee92dc7ed069bf36acfbc1d25c8366de2984
- SHA512 a86cf9e8794821cc60b55dbd1022e8ac8e2a15febc7a3d183c50e994ebacc156b5c48b44d58741b3970c1ccbefad2c93388507f4c66d0c1592ba85ed7a899ecc
- SSDEEP 1536:QL+mFM2HXKZgiwIksu+XM5/HtAQ9JB9p03:i+4MOIkLZJNAQ9JBjq
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
-
resource yara_rule behavioral1/memory/328-0-0x0000000000400000-0x0000000000418000-memory.dmp upx - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\345656D2 = "C:\\Users\\Admin\\AppData\\Roaming\\345656D2\\bin.exe" winver.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe 1724 winver.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1724 winver.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 328 wrote to memory of 1724 328 a2951a638042420c96dbfa17ed61e8d3.exe 29 PID 328 wrote to memory of 1724 328 a2951a638042420c96dbfa17ed61e8d3.exe 29 PID 328 wrote to memory of 1724 328 a2951a638042420c96dbfa17ed61e8d3.exe 29 PID 328 wrote to memory of 1724 328 a2951a638042420c96dbfa17ed61e8d3.exe 29 PID 328 wrote to memory of 1724 328 a2951a638042420c96dbfa17ed61e8d3.exe 29 PID 1724 wrote to memory of 1200 1724 winver.exe 13 PID 1724 wrote to memory of 1116 1724 winver.exe 15 PID 1724 wrote to memory of 1172 1724 winver.exe 14 PID 1724 wrote to memory of 1200 1724 winver.exe 13
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1200
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C:\Users\Admin\AppData\Local\Temp\a2951a638042420c96dbfa17ed61e8d3.exe"C:\Users\Admin\AppData\Local\Temp\a2951a638042420c96dbfa17ed61e8d3.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:328 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1724
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1172
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1116