Analysis
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max time kernel
134s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231025-en -
resource tags
arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system -
submitted
17/11/2023, 15:47
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.ProformaInvoiceWellErgon16092023.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
NEAS.ProformaInvoiceWellErgon16092023.exe
Resource
win10v2004-20231025-en
General
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Target
NEAS.ProformaInvoiceWellErgon16092023.exe
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Size
1.1MB
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MD5
25e14638ee6c5b04008b3b50b99f576f
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SHA1
5ee0d64b3f79aaa8cd62aa05d99cacc812a15452
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SHA256
b78001c65caffc4ff2cf300a7b2c2924a00720b34a38e5d021d115dfa419cbd5
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SHA512
758479ad8368d7023c683e845f0fdccb8425867b53cd13050319d30608172ce09fdeee74008960df6b797090d5ee7e8b21460cb11e108e27638cdb9e51bf9727
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SSDEEP
12288:37dBa/mFiTEJ0+0OR8FCko7VOkILM/PgyiZc410j8y6Q6UTRPStxmVmiTPLR46qh:rbIHLG5iq4Ho6UTBStIwifR76Nt4J1q
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.bezzleauto.com - Port:
587 - Username:
[email protected] - Password:
kex#-rHjHM4qKk52 - 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-1-5-21-177160434-2093019976-369403398-1000\Control Panel\International\Geo\Nation NEAS.ProformaInvoiceWellErgon16092023.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1160 set thread context of 2116 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 109 -
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 2744 2116 WerFault.exe 109 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4256 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 1744 powershell.exe 1744 powershell.exe 4136 powershell.exe 4136 powershell.exe 2116 RegSvcs.exe 2116 RegSvcs.exe 2116 RegSvcs.exe 1744 powershell.exe 4136 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1744 powershell.exe Token: SeDebugPrivilege 4136 powershell.exe Token: SeDebugPrivilege 1160 NEAS.ProformaInvoiceWellErgon16092023.exe Token: SeDebugPrivilege 2116 RegSvcs.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1160 wrote to memory of 4136 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 101 PID 1160 wrote to memory of 4136 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 101 PID 1160 wrote to memory of 4136 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 101 PID 1160 wrote to memory of 1744 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 103 PID 1160 wrote to memory of 1744 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 103 PID 1160 wrote to memory of 1744 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 103 PID 1160 wrote to memory of 4256 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 105 PID 1160 wrote to memory of 4256 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 105 PID 1160 wrote to memory of 4256 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 105 PID 1160 wrote to memory of 2088 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 108 PID 1160 wrote to memory of 2088 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 108 PID 1160 wrote to memory of 2088 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 108 PID 1160 wrote to memory of 2116 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 109 PID 1160 wrote to memory of 2116 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 109 PID 1160 wrote to memory of 2116 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 109 PID 1160 wrote to memory of 2116 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 109 PID 1160 wrote to memory of 2116 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 109 PID 1160 wrote to memory of 2116 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 109 PID 1160 wrote to memory of 2116 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 109 PID 1160 wrote to memory of 2116 1160 NEAS.ProformaInvoiceWellErgon16092023.exe 109
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.ProformaInvoiceWellErgon16092023.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.ProformaInvoiceWellErgon16092023.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1160 -
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\NEAS.ProformaInvoiceWellErgon16092023.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4136
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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\QxECmjgkn.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1744
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QxECmjgkn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6E36.tmp"2⤵
- Creates scheduled task(s)
PID:4256
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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:2088
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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:2116 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 14003⤵
- Program crash
PID:2744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2116 -ip 21161⤵PID:2772
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
53KB
MD5bc48f0feebe12348973004cefd5d19c9
SHA1acddb1e5643dae7948acbaef127c644f32227e69
SHA2562b85664d6e7782b5b5d30710397e3563b84aa76387a8e803518ed1af04cf0f01
SHA51282bb596ec38ce43add1582d93f3373c435c1e73276a1f2045afeceaee4f4e8a7eb69bd4feefe799f7db45e8ea5dd6ebc2a95bac1787a0f35931a32f1291b3fd6
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5aa92a8701c3f0e58941e5cb3573ccb88
SHA18906391b7028cefabe4517ce8f922d218f4288bf
SHA256fb47718f1d9b93c44401a20dc066be7a71b3037677b4f4b761967f98a653cb7d
SHA51275d3906f33d56e64e08992a8c5b440d58187e6ddbaaecbe1d772d5411f7f1e0a1c82a79a12aa274c389b0d6867c5ddd2313378a2c52ff49081b12a71a2ccbdbe