Analysis
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max time kernel
140s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
08-12-2023 20:48
Static task
static1
Behavioral task
behavioral1
Sample
QUOTATION#35674.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
QUOTATION#35674.exe
Resource
win10v2004-20231130-en
General
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Target
QUOTATION#35674.exe
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Size
885KB
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MD5
7e597b7a940ce9fe398f5a09ea06e9c2
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SHA1
46fab946b897f1b804aec6183d9c60bad103e9a4
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SHA256
4722e9113d3f8eaa1956f990da588f8eed324bb8d5551d52bff3bf4536a6010d
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SHA512
354d258b9605425b5037822fbc24f17c07b83095d0f2ef9ff86d4ca6f9b0ee8bcacce7741eee1c04e3b12fd22e99ad1ccda5ffe6050c19320ba68564e8cf3c82
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SSDEEP
12288:r91idWEW7UN5vDnSX1zCyG/JW+50zKlDWjDS6VtgMyie2:r+YiUzCVR0FDSMtZyie2
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.2sautomobile.com - Port:
587 - Username:
[email protected] - Password:
Kenzi051008 - 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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Control Panel\International\Geo\Nation QUOTATION#35674.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3344 set thread context of 2800 3344 QUOTATION#35674.exe 105 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 3092 2800 WerFault.exe 105 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3712 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 3344 QUOTATION#35674.exe 3344 QUOTATION#35674.exe 3344 QUOTATION#35674.exe 3344 QUOTATION#35674.exe 3344 QUOTATION#35674.exe 4456 powershell.exe 4456 powershell.exe 2800 RegSvcs.exe 2800 RegSvcs.exe 2800 RegSvcs.exe 4456 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3344 QUOTATION#35674.exe Token: SeDebugPrivilege 4456 powershell.exe Token: SeDebugPrivilege 2800 RegSvcs.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 3344 wrote to memory of 4456 3344 QUOTATION#35674.exe 100 PID 3344 wrote to memory of 4456 3344 QUOTATION#35674.exe 100 PID 3344 wrote to memory of 4456 3344 QUOTATION#35674.exe 100 PID 3344 wrote to memory of 3712 3344 QUOTATION#35674.exe 102 PID 3344 wrote to memory of 3712 3344 QUOTATION#35674.exe 102 PID 3344 wrote to memory of 3712 3344 QUOTATION#35674.exe 102 PID 3344 wrote to memory of 2972 3344 QUOTATION#35674.exe 104 PID 3344 wrote to memory of 2972 3344 QUOTATION#35674.exe 104 PID 3344 wrote to memory of 2972 3344 QUOTATION#35674.exe 104 PID 3344 wrote to memory of 2800 3344 QUOTATION#35674.exe 105 PID 3344 wrote to memory of 2800 3344 QUOTATION#35674.exe 105 PID 3344 wrote to memory of 2800 3344 QUOTATION#35674.exe 105 PID 3344 wrote to memory of 2800 3344 QUOTATION#35674.exe 105 PID 3344 wrote to memory of 2800 3344 QUOTATION#35674.exe 105 PID 3344 wrote to memory of 2800 3344 QUOTATION#35674.exe 105 PID 3344 wrote to memory of 2800 3344 QUOTATION#35674.exe 105 PID 3344 wrote to memory of 2800 3344 QUOTATION#35674.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\QUOTATION#35674.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION#35674.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3344 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\yCzmnaX.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4456
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yCzmnaX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7908.tmp"2⤵
- Creates scheduled task(s)
PID:3712
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:2972
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2800 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2800 -s 14203⤵
- Program crash
PID:3092
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2800 -ip 28001⤵PID:4492
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5c18b04f43bba79833fb87dbc4356365c
SHA1bc96c1bf526190a14ce987642ff045e6188c959a
SHA2564e74856ccf8972746e8f18af50a8cc39784531f8e1b358e0ff079b506b26c015
SHA51230d5495e4af3c250a5618ae15b57b395fb1c24999611b3324a077a6002c7ef7ffafe46362f007aba0e2be31b9cc7f2667193d8fc9593e698f7b8f7b1af9430f2