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Analysis
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max time kernel
122s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
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submitted
11/10/2023, 20:36
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.13899.exe
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Size
615KB
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MD5
ace4fe25d9a311eb76341e8852a27471
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SHA1
5b1218f378fee6fd959f78b11849fb081204bce6
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SHA256
528aceae347b69455dfb59afd54770e03a3ff27a7c3b38f0cbe79ffb4b317ffa
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SHA512
8d404f5b9f27bd57f81c6c3f11d1b635c1d6ef9aba0d879e4becfbdf21110330ef45a572dbce5d44def31fff39e03fa3b205e2af7523d7e7f54759ef5e5b8297
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SSDEEP
12288:HT725l3XhcHyUZvKD+BHhE1bVhW2UZlre/TYWh/gOw:GD3RcpZQ+ByLhWJxsTYOY
Malware Config
Extracted
Protocol: smtp- Host:
mail.tecnosilos.com.py - Port:
587 - Username:
[email protected] - Password:
;.%^d08lQM@D
Extracted
agenttesla
Protocol: smtp- Host:
mail.tecnosilos.com.py - Port:
587 - Username:
[email protected] - Password:
;.%^d08lQM@D - 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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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 12 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 21 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.13899.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.13899.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.13899.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dWwYUuIKtfjK.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dWwYUuIKtfjK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp343A.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.13899.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.13899.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
61KB
MD5f3441b8572aae8801c04f3060b550443
SHA14ef0a35436125d6821831ef36c28ffaf196cda15
SHA2566720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA5125ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
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Filesize
163KB
MD59441737383d21192400eca82fda910ec
SHA1725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA256bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
SHA5127608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf
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Filesize
1KB
MD5c34ec819560172eaa66441e0cb1a8ff7
SHA1fac66f099e57a22e0f79d59d35a626a62b1a6745
SHA256cd9fbdba079b0193a3af08ceb9b5f3e4d4dcf84aafb7c5ae1be3122633457a5b
SHA512d4ba8a55cf600d3d26b1c7d452a86ff667309dc423cb00185b9815ec6d7e29e61df64b1c7d8259647796cabbddfdc52cf36a556da049c451cb20683276fee6c2
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Filesize
7KB
MD553197749e966737c6aeeb5070c7a1825
SHA192595783d9c0554941a948bcaae8772d35c3dd3e
SHA25674f34658efa23aa661203185fcf1d3165bfe4618826ca8e3433b0ea6dca554af
SHA51290b65735301f102cceb9bb49cc5a46f85a7c6503a32662c12d31d41ebcf7ce1cfa64195b8ace80f81f76b75874726ffeb614284de66927dd60ea4cb61db2915d
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Filesize
7KB
MD553197749e966737c6aeeb5070c7a1825
SHA192595783d9c0554941a948bcaae8772d35c3dd3e
SHA25674f34658efa23aa661203185fcf1d3165bfe4618826ca8e3433b0ea6dca554af
SHA51290b65735301f102cceb9bb49cc5a46f85a7c6503a32662c12d31d41ebcf7ce1cfa64195b8ace80f81f76b75874726ffeb614284de66927dd60ea4cb61db2915d
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Filesize
272KB
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Filesize
272KB
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Filesize
256KB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
272KB
-
Filesize
272KB
-
Filesize
272KB
-
Filesize
272KB
-
Filesize
272KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
64KB
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Filesize
48KB
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Filesize
632KB
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Filesize
6.9MB
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Filesize
504KB
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Filesize
5.7MB
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Filesize
256KB
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Filesize
256KB
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Filesize
256KB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
256KB
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Filesize
256KB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
5.7MB