Analysis
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max time kernel
67s -
max time network
52s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
29-04-2024 09:12
Static task
static1
Behavioral task
behavioral1
Sample
Payment copy.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
Payment copy.exe
Resource
win10v2004-20240419-en
General
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Target
Payment copy.exe
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Size
828KB
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MD5
7ca522120ba2f516eeabd3d3979c14eb
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SHA1
3da00a3e7c38b1cab49e7a443a33de11dbd642fc
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SHA256
9da495f395181d2188e798281ad85b82acdf6d1185c28885fe193c6c48f78a93
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SHA512
2eb76c682e5f86f6148750003e4b51375d7ac58e3486157b0c55da98073fb6f852fa0ef209115f0c8223e2f081df4ecff56e181af540da49fd0819a832cb73b8
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SSDEEP
24576:bDPjKr5BND8Vqr4MYBt7xa42c//Bs9zEi:vk5BNggrzia7c3SF
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.probending.co.th - Port:
587 - Username:
[email protected] - Password:
9aglmaj6C5hF - 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.
Processes:
Payment copy.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Control Panel\International\Geo\Nation Payment copy.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Payment copy.exedescription pid process target process PID 3476 set thread context of 3304 3476 Payment copy.exe RegSvcs.exe -
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 13 IoCs
Processes:
Payment copy.exepowershell.exepowershell.exeRegSvcs.exepid process 3476 Payment copy.exe 3476 Payment copy.exe 3476 Payment copy.exe 3476 Payment copy.exe 3476 Payment copy.exe 3476 Payment copy.exe 1416 powershell.exe 4348 powershell.exe 3476 Payment copy.exe 3304 RegSvcs.exe 3304 RegSvcs.exe 1416 powershell.exe 4348 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
Payment copy.exepowershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 3476 Payment copy.exe Token: SeDebugPrivilege 1416 powershell.exe Token: SeDebugPrivilege 4348 powershell.exe Token: SeDebugPrivilege 3304 RegSvcs.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
Payment copy.exedescription pid process target process PID 3476 wrote to memory of 1416 3476 Payment copy.exe powershell.exe PID 3476 wrote to memory of 1416 3476 Payment copy.exe powershell.exe PID 3476 wrote to memory of 1416 3476 Payment copy.exe powershell.exe PID 3476 wrote to memory of 4348 3476 Payment copy.exe powershell.exe PID 3476 wrote to memory of 4348 3476 Payment copy.exe powershell.exe PID 3476 wrote to memory of 4348 3476 Payment copy.exe powershell.exe PID 3476 wrote to memory of 2080 3476 Payment copy.exe schtasks.exe PID 3476 wrote to memory of 2080 3476 Payment copy.exe schtasks.exe PID 3476 wrote to memory of 2080 3476 Payment copy.exe schtasks.exe PID 3476 wrote to memory of 3304 3476 Payment copy.exe RegSvcs.exe PID 3476 wrote to memory of 3304 3476 Payment copy.exe RegSvcs.exe PID 3476 wrote to memory of 3304 3476 Payment copy.exe RegSvcs.exe PID 3476 wrote to memory of 3304 3476 Payment copy.exe RegSvcs.exe PID 3476 wrote to memory of 3304 3476 Payment copy.exe RegSvcs.exe PID 3476 wrote to memory of 3304 3476 Payment copy.exe RegSvcs.exe PID 3476 wrote to memory of 3304 3476 Payment copy.exe RegSvcs.exe PID 3476 wrote to memory of 3304 3476 Payment copy.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment copy.exe"C:\Users\Admin\AppData\Local\Temp\Payment copy.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3476 -
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\Payment copy.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1416 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\yrkroc.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4348 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yrkroc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8FFB.tmp"2⤵
- Creates scheduled task(s)
PID:2080 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3304
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD51e20128e6b4976fcb6c53b5c5cca6f57
SHA19adbe5644c94586d33e2ee43c7e202ff89ab1dab
SHA256e48bbd6667bef80f528dd3f5d97df1d4a01b289cd0efc04502b88ad81f07beda
SHA51289abcfc3dcebe5ae4e70212b37224c08aaafe832c87f45b1c554dac7808652ca911a0e5f1b09b831c08df40ba36f0c2da65f9b007d5f0d174cf83b0518623a20
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD569e804d68b613d158a14d5049a4e42d9
SHA16344da89c4ffdfc0ef66d6d840469a994ac74afa
SHA2569fd8d3c5ecb30b805ac92638fe21d177e9183221918aaee68bf4b5fe71e9272c
SHA5127fb60ca841a6838c40614319f35cdce35e84ba415242da6ff003e4af362b9ae3721af599bef3d7261328af881e20f5eae2ea263bc7b0ae23cd379977a352f8fe