Analysis
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max time kernel
142s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
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submitted
03-12-2023 16:18
General
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Target
Shipping commercial invoice #2303005328.pdf.exe
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Size
690KB
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MD5
e14c400a70aec81294d34f30eb122d1a
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SHA1
943c1c2c4cc4226b35f9cf42c242db6d31692ec2
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SHA256
4f893beea3529fc97caa4ead82e921233ba8f4c17f4f00767f667f51949f94a5
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SHA512
e4bef66cebdbcb8ecc1411a6f9bd462b9a785ede24bb6d28287f8434c25711001615c54b67c18e2a6669c01663159141fa87d753be0edab056e200dd53856acf
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SSDEEP
12288:f2iNtISmEjirr4ZOT1snVSUgOULOz/lI3pazh9oNFhrjDG+s8Ey5:f1jiraOT1MVfgLm/lI3pakNrjx
Malware Config
Extracted
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
Lover boy @123
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
Lover boy @123 - 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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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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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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 4 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Shipping commercial invoice #2303005328.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Shipping commercial invoice #2303005328.pdf.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- 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\Roaming\CZhhhh.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\CZhhhh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC4D6.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Shipping commercial invoice #2303005328.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Shipping commercial invoice #2303005328.pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5c3e6419f4297a631d4bd1000b12df2dc
SHA1cbc7dcacc410976352287d42c0c85ed72b546eaa
SHA2569bd31f71c1d83b53be33c4582f173cea31a5de58d6902a585b9336444ca8d1f7
SHA512d2042be840b0dabe370e91fcc82ee59d67583f322ead2a6bc90fb98d1fb97f8fc74ed66a5b2a69ac10665012968242602243703bc82190af90f113661d8fc9d2
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Filesize
320KB
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Filesize
256KB
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Filesize
64KB
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Filesize
408KB
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Filesize
7.7MB
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Filesize
64KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
544KB
-
Filesize
40KB
-
Filesize
88KB
-
Filesize
7.7MB
-
Filesize
64KB
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Filesize
584KB
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Filesize
5.6MB
-
Filesize
624KB
-
Filesize
32KB
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Filesize
7.7MB
-
Filesize
64KB
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Filesize
40KB
-
Filesize
712KB
-
Filesize
120KB
-
Filesize
6.5MB
-
Filesize
408KB
-
Filesize
64KB
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Filesize
3.3MB
-
Filesize
216KB
-
Filesize
304KB
-
Filesize
64KB
-
Filesize
200KB
-
Filesize
304KB
-
Filesize
120KB
-
Filesize
652KB
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Filesize
6.2MB
-
Filesize
136KB
-
Filesize
104KB
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Filesize
40KB
-
Filesize
600KB
-
Filesize
68KB
-
Filesize
56KB
-
Filesize
80KB
-
Filesize
104KB
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Filesize
32KB
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Filesize
7.7MB
-
Filesize
64KB
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Filesize
7.7MB