Analysis
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max time kernel
150s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2023 12:38
Static task
static1
Behavioral task
behavioral1
Sample
WaybillDoc_1009893562_pdf.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
WaybillDoc_1009893562_pdf.exe
Resource
win10v2004-20230220-en
General
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Target
WaybillDoc_1009893562_pdf.exe
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Size
790KB
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MD5
5ea10085db645a0c943cae3e079c1365
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SHA1
39477e60fe3a1a0365e36e82988f61aa858b928e
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SHA256
743e9ab3afececaddd02c6402d7099f7e5c19f54799225f396c6808da207e78a
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SHA512
241a79d8e137de843c3f053723ac34bc19f6ac4c37060c97f8b9dabb9c75f764330472eae8536dc922179f111ea5070bddfcd98cb8a9047821fcb233b5fac976
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SSDEEP
24576:EcVZ9QGb2Zz4Ps43botB1bBqIwW3ZNC4Mj:33uOlopbQgpg
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.valtronics-ae.com - Port:
587 - Username:
[email protected] - Password:
YTMIlIR0 - 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:
WaybillDoc_1009893562_pdf.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation WaybillDoc_1009893562_pdf.exe -
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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
WaybillDoc_1009893562_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 WaybillDoc_1009893562_pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 WaybillDoc_1009893562_pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 WaybillDoc_1009893562_pdf.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.
Processes:
flow ioc 37 api.ipify.org 38 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
WaybillDoc_1009893562_pdf.exedescription pid process target process PID 4268 set thread context of 2676 4268 WaybillDoc_1009893562_pdf.exe WaybillDoc_1009893562_pdf.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 628 powershell.exe 628 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
WaybillDoc_1009893562_pdf.exepowershell.exedescription pid process Token: SeDebugPrivilege 2676 WaybillDoc_1009893562_pdf.exe Token: SeDebugPrivilege 628 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
WaybillDoc_1009893562_pdf.exedescription pid process target process PID 4268 wrote to memory of 628 4268 WaybillDoc_1009893562_pdf.exe powershell.exe PID 4268 wrote to memory of 628 4268 WaybillDoc_1009893562_pdf.exe powershell.exe PID 4268 wrote to memory of 628 4268 WaybillDoc_1009893562_pdf.exe powershell.exe PID 4268 wrote to memory of 2676 4268 WaybillDoc_1009893562_pdf.exe WaybillDoc_1009893562_pdf.exe PID 4268 wrote to memory of 2676 4268 WaybillDoc_1009893562_pdf.exe WaybillDoc_1009893562_pdf.exe PID 4268 wrote to memory of 2676 4268 WaybillDoc_1009893562_pdf.exe WaybillDoc_1009893562_pdf.exe PID 4268 wrote to memory of 2676 4268 WaybillDoc_1009893562_pdf.exe WaybillDoc_1009893562_pdf.exe PID 4268 wrote to memory of 2676 4268 WaybillDoc_1009893562_pdf.exe WaybillDoc_1009893562_pdf.exe PID 4268 wrote to memory of 2676 4268 WaybillDoc_1009893562_pdf.exe WaybillDoc_1009893562_pdf.exe PID 4268 wrote to memory of 2676 4268 WaybillDoc_1009893562_pdf.exe WaybillDoc_1009893562_pdf.exe PID 4268 wrote to memory of 2676 4268 WaybillDoc_1009893562_pdf.exe WaybillDoc_1009893562_pdf.exe -
outlook_office_path 1 IoCs
Processes:
WaybillDoc_1009893562_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 WaybillDoc_1009893562_pdf.exe -
outlook_win_path 1 IoCs
Processes:
WaybillDoc_1009893562_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 WaybillDoc_1009893562_pdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\WaybillDoc_1009893562_pdf.exe"C:\Users\Admin\AppData\Local\Temp\WaybillDoc_1009893562_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\Local\Temp\WaybillDoc_1009893562_pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\WaybillDoc_1009893562_pdf.exe"C:\Users\Admin\AppData\Local\Temp\WaybillDoc_1009893562_pdf.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\WaybillDoc_1009893562_pdf.exe.logFilesize
1KB
MD5b7b9acb869ccc7f7ecb5304ec0384dee
SHA16a90751c95817903ee833d59a0abbef425a613b3
SHA2568cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4
SHA5127bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0kowzy5j.ksh.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/628-150-0x0000000005F30000-0x0000000005F96000-memory.dmpFilesize
408KB
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memory/628-145-0x0000000002D90000-0x0000000002DA0000-memory.dmpFilesize
64KB
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memory/628-181-0x0000000007C40000-0x0000000007C48000-memory.dmpFilesize
32KB
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memory/628-180-0x0000000007C60000-0x0000000007C7A000-memory.dmpFilesize
104KB
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memory/628-179-0x0000000007B50000-0x0000000007B5E000-memory.dmpFilesize
56KB
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memory/628-178-0x0000000007BA0000-0x0000000007C36000-memory.dmpFilesize
600KB
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memory/628-177-0x0000000007990000-0x000000000799A000-memory.dmpFilesize
40KB
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memory/628-143-0x0000000002CF0000-0x0000000002D26000-memory.dmpFilesize
216KB
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memory/628-160-0x0000000006610000-0x000000000662E000-memory.dmpFilesize
120KB
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memory/628-172-0x0000000006BD0000-0x0000000006BEE000-memory.dmpFilesize
120KB
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memory/628-146-0x0000000002D90000-0x0000000002DA0000-memory.dmpFilesize
64KB
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memory/628-148-0x0000000005750000-0x0000000005D78000-memory.dmpFilesize
6.2MB
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memory/628-176-0x0000000007920000-0x000000000793A000-memory.dmpFilesize
104KB
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memory/628-149-0x00000000056D0000-0x00000000056F2000-memory.dmpFilesize
136KB
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memory/628-175-0x0000000007F60000-0x00000000085DA000-memory.dmpFilesize
6.5MB
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memory/628-174-0x000000007F9C0000-0x000000007F9D0000-memory.dmpFilesize
64KB
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memory/628-173-0x0000000002D90000-0x0000000002DA0000-memory.dmpFilesize
64KB
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memory/628-161-0x0000000006BF0000-0x0000000006C22000-memory.dmpFilesize
200KB
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memory/628-162-0x0000000070410000-0x000000007045C000-memory.dmpFilesize
304KB
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memory/2676-144-0x00000000053E0000-0x0000000005446000-memory.dmpFilesize
408KB
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memory/2676-185-0x0000000005360000-0x0000000005370000-memory.dmpFilesize
64KB
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memory/2676-147-0x0000000005360000-0x0000000005370000-memory.dmpFilesize
64KB
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memory/2676-140-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/2676-184-0x00000000070F0000-0x0000000007140000-memory.dmpFilesize
320KB
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memory/4268-136-0x0000000004C00000-0x0000000004C0A000-memory.dmpFilesize
40KB
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memory/4268-137-0x0000000004BC0000-0x0000000004BD0000-memory.dmpFilesize
64KB
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memory/4268-135-0x0000000004C20000-0x0000000004CB2000-memory.dmpFilesize
584KB
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memory/4268-139-0x0000000007240000-0x00000000072DC000-memory.dmpFilesize
624KB
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memory/4268-138-0x0000000004BC0000-0x0000000004BD0000-memory.dmpFilesize
64KB
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memory/4268-133-0x0000000000140000-0x000000000020C000-memory.dmpFilesize
816KB
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memory/4268-134-0x0000000005130000-0x00000000056D4000-memory.dmpFilesize
5.6MB