Analysis
- max time kernel
141s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
25/01/2024, 17:33
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
751adf5ecbf0e57c3870b117201bd97a.exe
Resource
win7-20231215-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
751adf5ecbf0e57c3870b117201bd97a.exe
Resource
win10v2004-20231215-en
7 signatures
150 seconds
General
- Target 751adf5ecbf0e57c3870b117201bd97a.exe
- Size 691KB
- Sample240125-v428dacfep
- SHA256 4678f587420c2e5b0d36545f84c0add26c99ff80c40e611d1c89143e30cae215
- MD5 751adf5ecbf0e57c3870b117201bd97a
- SHA1 bf19f350bc8c3efb371feed74a08cfafffeb3037
- SHA512 e487885ef268fad64b613bb234236e707fd7c9faf5208e2de1bf264a785c359ca3eb4a7449813df3d8b864ac61f65e69f0ee949100a0042e8b382fcc5c9bfbc6
- SSDEEP 12288:9LHAnRDs4sSZA+gxIhTQAYcGJScvcgVhrRQ6DqF3Z4mxxXoEtlK+kt9T2MRzE0:9LgK41Z+SdG3vRhrRQ6WQmX4GQ
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 436 1.exe 1624 Hacker.com.cn.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 751adf5ecbf0e57c3870b117201bd97a.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\Hacker.com.cn.exe 1.exe File created C:\Windows\Hacker.com.cn.exe 1.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 436 1.exe Token: SeDebugPrivilege 1624 Hacker.com.cn.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1624 Hacker.com.cn.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4000 wrote to memory of 436 4000 751adf5ecbf0e57c3870b117201bd97a.exe 88 PID 4000 wrote to memory of 436 4000 751adf5ecbf0e57c3870b117201bd97a.exe 88 PID 4000 wrote to memory of 436 4000 751adf5ecbf0e57c3870b117201bd97a.exe 88 PID 1624 wrote to memory of 4660 1624 Hacker.com.cn.exe 92 PID 1624 wrote to memory of 4660 1624 Hacker.com.cn.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\751adf5ecbf0e57c3870b117201bd97a.exe"C:\Users\Admin\AppData\Local\Temp\751adf5ecbf0e57c3870b117201bd97a.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4000 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:436
-
-
C:\Windows\Hacker.com.cn.exeC:\Windows\Hacker.com.cn.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"2⤵PID:4660
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exe
- Size 226KB
- SHA256 e0e510deee0b9982cdb17e11befaa3f47d23a7f9be28645526b8927a08707b8a
- MD5 03d1b81af1849b71129e2171df76cd34
- SHA1 77dd832ffd09bd97ddfbbf8d2111319025f2644f
- SHA512 3896dea7572a60d84affa98bc2f1e117c5c4db032764976207f581a6dfdaf535c8d48c437b4b54bbce670db4ed5fcd108cbc8eb7227531b57bf9f532f761efbb
- SSDEEP 6144:KgHeAnWRyYWHi1kkUU4bk/n/qopSjwYRoa0d3W5AGJzyu12:kRyTSktU4g/n/t0EW5A0zyY2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exe
- Size 262KB
- SHA256 5a9a5739ec3b1291c3572e3cfee7a169ae719f6ff24702fd5ce541c542fc4618
- MD5 37a5d63de3be3bde95668a98430b9766
- SHA1 44ab2432c26e8edf1e644ee59d32c4d97340c54c
- SHA512 42b5f9b0b13b8c8bd9bd4b81542ea638e3d076fd81c6f63b53d50675fc8583d1858d40e08e12dbd64cef5d6da4e437a20df4e036e89de330035a654286f527ce
- SSDEEP 6144:KgHeAnWRyYWHi1kkUU4bk/n/qopSjwYRoa0d3W5AGJzyu1v9Ln6KGQ5W:kRyTSktU4g/n/t0EW5A0zyYvJwQ5W
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Hacker.com.cn.exe
- Size 57KB
- SHA256 66b19cb31b327eeaeb6f148e17a623a62526f291d921c069f0bb6bbc0ba4e872
- MD5 b9f8aef2b730cd4c3ac29fe3cb9c5f76
- SHA1 d171b5ba46cebcaa7204e106024e418115fd2cc8
- SHA512 bac14ab0ec4870513f8dbbf738d5dd2e97ad7d952cc3733897294872e3ea65d5268b4101c001bb7c9261dc1a2d6ee09be1764919a9ccb3e491fbd7b3c82be467
- SSDEEP 1536:xXqZRgH9Q1tVozk6JVeFWanMKEl4dLYoVAZaG/wWU:0RgH9AVWjQMnl4dRmZv/wWU
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Hacker.com.cn.exe
- Size 743KB
- SHA256 4ddf26da506428e92302815daee5803616aaf5361e0365eebc0899255b9aa53f
- MD5 b98674a3b72348c8198b443719c9e730
- SHA1 d167b93c2c8780286f605e952efdc1a974bb579e
- SHA512 32407bfa0f8cd1939617087e89c02402df8e2f18691957138c0bff846cc1e7aacd303b976d5fb13a318aa5d7fbad3e9486c1ce64848a5210a8ddd76acf0b82cd
- SSDEEP 12288:kRyTSktU4g/n/t0EW5A0zyYvJwQ5oAlK+GE4vebIk6bQQ52LgRg08y5Hpnrzv:IStU4gf2EW5A2DJr/kS4vGIk6v3Hf
- MD5 SHA1 SHA512 SSDEEP