Analysis
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max time kernel
117s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
09-12-2023 02:04
Static task
static1
Behavioral task
behavioral1
Sample
cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe
Resource
win10v2004-20231130-en
General
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Target
cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe
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Size
172KB
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MD5
e63736194712fd0770fcf5e43b012c5a
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SHA1
3bfbcc780b00d7c9e0561bb604cbeb25161ddc4f
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SHA256
cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2
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SHA512
47885a93e5c948c1c4bf41c2c48f6011dd85ffc81b25955d5faa1e1b5c84ea9468adea36dc8209cd0130827a72f62907bd33b14e4934dd72fa7af0ee90522dc1
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SSDEEP
3072:oqv04c6tuZFXWpboyW/r2X5HSeLK7MIESzL1ymd4x0EK8365yD7yP:B/c6EZVYkT2pHDLK4wJylx0El38yD
Malware Config
Extracted
Protocol: smtp- Host:
mail.etasimali.com - Port:
587 - Username:
[email protected] - Password:
RECRUTEMENT@2023
Extracted
agenttesla
Protocol: smtp- Host:
mail.etasimali.com - Port:
587 - Username:
[email protected] - Password:
RECRUTEMENT@2023 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2724 set thread context of 2900 2724 cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2900 Caspol.exe 2900 Caspol.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2900 Caspol.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2900 Caspol.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2724 wrote to memory of 2900 2724 cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe 28 PID 2724 wrote to memory of 2900 2724 cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe 28 PID 2724 wrote to memory of 2900 2724 cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe 28 PID 2724 wrote to memory of 2900 2724 cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe 28 PID 2724 wrote to memory of 2900 2724 cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe 28 PID 2724 wrote to memory of 2900 2724 cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe 28 PID 2724 wrote to memory of 2900 2724 cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe 28 PID 2724 wrote to memory of 2900 2724 cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe 28 PID 2724 wrote to memory of 2900 2724 cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe"C:\Users\Admin\AppData\Local\Temp\cf8a0aa897bf7afe4415e5a8dd65e5b4c00b9a787a4b1cdec48dd59d5d8048f2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2900
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
1KB
MD5a266bb7dcc38a562631361bbf61dd11b
SHA13b1efd3a66ea28b16697394703a72ca340a05bd5
SHA256df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e
SHA5120da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5b9586147347b9220091f6b1cbe759440
SHA1da268a36a996f409f456fef6ed22c6aa32abc611
SHA2565211da40bb98a91438512188c1bf1abe11db671bc3e021f0d727a110dc7ae9e2
SHA512395a682939821d15f8734e0699aa15ab5af838ea84a34164333a1d59990a22aba4afc3203fe88789c050c025de5f64d4c487300b95a5e0fe52f06442796f7ef9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
Filesize242B
MD593ffa849a2a7ac9f77e40619a44abf9a
SHA13496dbd7de62efe7b32556e9f0172b9f746da926
SHA2563bc30ad0a9831d38b02cf63940ed2202bd9d8c0292d0182ded52c67ed18ec2cd
SHA51257f97792d86012c1e7ca199913896b6c60ee7cce358d005c5898c76462eff0d7e39cbbfbf31330f19001ed8071ee84385306d6bffe9c0c9c12408e0be5e10940
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06