Analysis
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max time kernel
134s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
29-04-2024 10:09
Static task
static1
Behavioral task
behavioral1
Sample
swiftsend_29042024_pdf.pif.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
swiftsend_29042024_pdf.pif.exe
Resource
win10v2004-20240426-en
General
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Target
swiftsend_29042024_pdf.pif.exe
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Size
695KB
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MD5
1a9cebb11f9cda632a4f05a2568fdff6
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SHA1
2eb92ed81c2cf1890200272a9a92ebadcea45073
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SHA256
06aa10d506553f5dedcb071dde3402df257ec09e60468af7fd4764777482896b
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SHA512
96d3902e35cb79c0f2e0f9e9becc62755d8de71383238282c12372e5d204a6d8de61c926fda298fecf8c8dddb06b9ac2ea3aef22b540897fe0169ecdee76a83c
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SSDEEP
12288:SKrZFroyHogKCB778QehMUgEeJhyI6EkbKrHK0p81OTTlrqTh+5AudIuFd2+oOY4:/rZvBCNglJhyLEmq18GTVqtDQN2+SEf
Malware Config
Extracted
Protocol: smtp- Host:
mail.kowalskiokna.pl - Port:
587 - Username:
[email protected] - Password:
artgeruhst75g
Extracted
agenttesla
Protocol: smtp- Host:
mail.kowalskiokna.pl - Port:
587 - Username:
[email protected] - Password:
artgeruhst75g - 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:
swiftsend_29042024_pdf.pif.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation swiftsend_29042024_pdf.pif.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 16 api.ipify.org 17 api.ipify.org 18 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
swiftsend_29042024_pdf.pif.exedescription pid process target process PID 1004 set thread context of 1100 1004 swiftsend_29042024_pdf.pif.exe swiftsend_29042024_pdf.pif.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
swiftsend_29042024_pdf.pif.exeswiftsend_29042024_pdf.pif.exepowershell.exepid process 1004 swiftsend_29042024_pdf.pif.exe 1004 swiftsend_29042024_pdf.pif.exe 1100 swiftsend_29042024_pdf.pif.exe 1100 swiftsend_29042024_pdf.pif.exe 4600 powershell.exe 4600 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
swiftsend_29042024_pdf.pif.exeswiftsend_29042024_pdf.pif.exepowershell.exedescription pid process Token: SeDebugPrivilege 1004 swiftsend_29042024_pdf.pif.exe Token: SeDebugPrivilege 1100 swiftsend_29042024_pdf.pif.exe Token: SeDebugPrivilege 4600 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
swiftsend_29042024_pdf.pif.exedescription pid process target process PID 1004 wrote to memory of 4600 1004 swiftsend_29042024_pdf.pif.exe powershell.exe PID 1004 wrote to memory of 4600 1004 swiftsend_29042024_pdf.pif.exe powershell.exe PID 1004 wrote to memory of 4600 1004 swiftsend_29042024_pdf.pif.exe powershell.exe PID 1004 wrote to memory of 1100 1004 swiftsend_29042024_pdf.pif.exe swiftsend_29042024_pdf.pif.exe PID 1004 wrote to memory of 1100 1004 swiftsend_29042024_pdf.pif.exe swiftsend_29042024_pdf.pif.exe PID 1004 wrote to memory of 1100 1004 swiftsend_29042024_pdf.pif.exe swiftsend_29042024_pdf.pif.exe PID 1004 wrote to memory of 1100 1004 swiftsend_29042024_pdf.pif.exe swiftsend_29042024_pdf.pif.exe PID 1004 wrote to memory of 1100 1004 swiftsend_29042024_pdf.pif.exe swiftsend_29042024_pdf.pif.exe PID 1004 wrote to memory of 1100 1004 swiftsend_29042024_pdf.pif.exe swiftsend_29042024_pdf.pif.exe PID 1004 wrote to memory of 1100 1004 swiftsend_29042024_pdf.pif.exe swiftsend_29042024_pdf.pif.exe PID 1004 wrote to memory of 1100 1004 swiftsend_29042024_pdf.pif.exe swiftsend_29042024_pdf.pif.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\swiftsend_29042024_pdf.pif.exe"C:\Users\Admin\AppData\Local\Temp\swiftsend_29042024_pdf.pif.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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\swiftsend_29042024_pdf.pif.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\swiftsend_29042024_pdf.pif.exe"C:\Users\Admin\AppData\Local\Temp\swiftsend_29042024_pdf.pif.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ca4ompdy.ruz.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/1004-6-0x0000000005490000-0x00000000054A8000-memory.dmpFilesize
96KB
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memory/1004-2-0x0000000005730000-0x0000000005CD4000-memory.dmpFilesize
5.6MB
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memory/1004-3-0x0000000005080000-0x0000000005112000-memory.dmpFilesize
584KB
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memory/1004-4-0x0000000005330000-0x0000000005340000-memory.dmpFilesize
64KB
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memory/1004-5-0x0000000005120000-0x000000000512A000-memory.dmpFilesize
40KB
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memory/1004-14-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
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memory/1004-7-0x00000000063F0000-0x00000000063FE000-memory.dmpFilesize
56KB
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memory/1004-8-0x0000000006400000-0x0000000006416000-memory.dmpFilesize
88KB
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memory/1004-9-0x0000000006490000-0x0000000006514000-memory.dmpFilesize
528KB
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memory/1004-10-0x0000000008CA0000-0x0000000008D3C000-memory.dmpFilesize
624KB
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memory/1004-0-0x0000000000710000-0x00000000007C4000-memory.dmpFilesize
720KB
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memory/1004-1-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
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memory/1100-20-0x0000000005020000-0x0000000005030000-memory.dmpFilesize
64KB
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memory/1100-13-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
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memory/1100-16-0x0000000004E40000-0x0000000004EA6000-memory.dmpFilesize
408KB
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memory/1100-63-0x0000000005020000-0x0000000005030000-memory.dmpFilesize
64KB
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memory/1100-62-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
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memory/1100-61-0x00000000066B0000-0x0000000006700000-memory.dmpFilesize
320KB
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memory/1100-11-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/4600-37-0x0000000070BF0000-0x0000000070C3C000-memory.dmpFilesize
304KB
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memory/4600-49-0x00000000080B0000-0x000000000872A000-memory.dmpFilesize
6.5MB
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memory/4600-21-0x0000000005440000-0x0000000005450000-memory.dmpFilesize
64KB
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memory/4600-19-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
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memory/4600-33-0x0000000006190000-0x00000000064E4000-memory.dmpFilesize
3.3MB
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memory/4600-34-0x0000000006760000-0x000000000677E000-memory.dmpFilesize
120KB
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memory/4600-35-0x00000000068D0000-0x000000000691C000-memory.dmpFilesize
304KB
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memory/4600-36-0x00000000076D0000-0x0000000007702000-memory.dmpFilesize
200KB
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memory/4600-15-0x0000000002E30000-0x0000000002E66000-memory.dmpFilesize
216KB
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memory/4600-47-0x00000000076B0000-0x00000000076CE000-memory.dmpFilesize
120KB
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memory/4600-48-0x0000000007920000-0x00000000079C3000-memory.dmpFilesize
652KB
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memory/4600-23-0x0000000005990000-0x00000000059F6000-memory.dmpFilesize
408KB
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memory/4600-50-0x0000000007A70000-0x0000000007A8A000-memory.dmpFilesize
104KB
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memory/4600-51-0x0000000007AE0000-0x0000000007AEA000-memory.dmpFilesize
40KB
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memory/4600-52-0x0000000007CF0000-0x0000000007D86000-memory.dmpFilesize
600KB
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memory/4600-53-0x0000000007C70000-0x0000000007C81000-memory.dmpFilesize
68KB
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memory/4600-54-0x0000000007CA0000-0x0000000007CAE000-memory.dmpFilesize
56KB
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memory/4600-55-0x0000000007CB0000-0x0000000007CC4000-memory.dmpFilesize
80KB
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memory/4600-56-0x0000000007DB0000-0x0000000007DCA000-memory.dmpFilesize
104KB
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memory/4600-57-0x0000000007D90000-0x0000000007D98000-memory.dmpFilesize
32KB
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memory/4600-60-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
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memory/4600-22-0x0000000005440000-0x0000000005450000-memory.dmpFilesize
64KB
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memory/4600-18-0x0000000005870000-0x0000000005892000-memory.dmpFilesize
136KB
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memory/4600-17-0x0000000005A80000-0x00000000060A8000-memory.dmpFilesize
6.2MB