Analysis
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max time kernel
142s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
27-11-2023 11:07
Static task
static1
Behavioral task
behavioral1
Sample
DHL Commercial Invoice.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
DHL Commercial Invoice.exe
Resource
win10v2004-20231020-en
General
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Target
DHL Commercial Invoice.exe
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Size
742KB
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MD5
493dc5f5c7e6e220bfcd5a10aeb37d28
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SHA1
3d61a6b86554b6b4192338cd218a2585b10f440c
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SHA256
9ab373c6892a6232262c29c5522cb142432566aa09f86898a18282c9be074bb4
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SHA512
b8f7311e24b6af5d663482937b6504315ff2f4ba6a47f32ba0c522d5b85b2f9ba87b8f9c4ef89268900883c340b5c6d29e9186d1e3442a5453d6f595a05506eb
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SSDEEP
12288:ZOhfk8H2iNSR2Xqhs4pwlUduNsymtf1E9Jssdk0g8zBCI5tqD83ZE6jD/VyrZFKl:ZOh88H1bq1pjsKyjdk0g8TtqD83ZtD/
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
amen@graceofgod@ - 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-1-5-21-1873812795-1433807462-1429862679-1000\Control Panel\International\Geo\Nation DHL Commercial Invoice.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 20 api.ipify.org 21 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3016 set thread context of 3436 3016 DHL Commercial Invoice.exe 97 -
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 4280 3436 WerFault.exe 97 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4260 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 232 powershell.exe 3436 RegSvcs.exe 3436 RegSvcs.exe 232 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 232 powershell.exe Token: SeDebugPrivilege 3436 RegSvcs.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 3016 wrote to memory of 232 3016 DHL Commercial Invoice.exe 93 PID 3016 wrote to memory of 232 3016 DHL Commercial Invoice.exe 93 PID 3016 wrote to memory of 232 3016 DHL Commercial Invoice.exe 93 PID 3016 wrote to memory of 4260 3016 DHL Commercial Invoice.exe 95 PID 3016 wrote to memory of 4260 3016 DHL Commercial Invoice.exe 95 PID 3016 wrote to memory of 4260 3016 DHL Commercial Invoice.exe 95 PID 3016 wrote to memory of 3436 3016 DHL Commercial Invoice.exe 97 PID 3016 wrote to memory of 3436 3016 DHL Commercial Invoice.exe 97 PID 3016 wrote to memory of 3436 3016 DHL Commercial Invoice.exe 97 PID 3016 wrote to memory of 3436 3016 DHL Commercial Invoice.exe 97 PID 3016 wrote to memory of 3436 3016 DHL Commercial Invoice.exe 97 PID 3016 wrote to memory of 3436 3016 DHL Commercial Invoice.exe 97 PID 3016 wrote to memory of 3436 3016 DHL Commercial Invoice.exe 97 PID 3016 wrote to memory of 3436 3016 DHL Commercial Invoice.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL Commercial Invoice.exe"C:\Users\Admin\AppData\Local\Temp\DHL Commercial Invoice.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hcXmepmLUG.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:232
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hcXmepmLUG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD002.tmp"2⤵
- Creates scheduled task(s)
PID:4260
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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:3436 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3436 -s 19723⤵
- Program crash
PID:4280
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3436 -ip 34361⤵PID:3308
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
MD554f13370910feee05dce456ae5c9e0e2
SHA17dded69156b7a620b48b61c213f1c09a05caee63
SHA2565a278c1f062e45c00482f8abc47fd6c76060f026d1dfd1b1570d8b017c3d39f2
SHA512fc34919aaa76781f91cf3a46ee072adb13d161dcfd44fc437d6a8b36b592214e770e6ebf58da933f9bed283dac1269a274d35617d798139330dbe184899f7ca5