Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
25-04-2024 01:31
Static task
static1
Behavioral task
behavioral1
Sample
6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe
Resource
win10v2004-20240412-en
General
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Target
6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe
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Size
669KB
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MD5
5385333a8618dac516b8b33b0bbf11a1
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SHA1
3a1171327abe7aefeb85914afae6ec6c8bfbe6e0
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SHA256
6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4
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SHA512
0392fd0fc5f79b8c19655d279e882bf7cd83a4d841d1bf1f1845997396368734866f47d06c19fa0da48ecc305d2113611f65153e07ff6aae0c99a8137e9e3cea
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SSDEEP
12288:x4WzE3RYDR05N+rTd2/6pjhHyKj1jb9WKhsq9Q/V8pekTGzd2S96QKNe:1WR03BAWj0Kj17YV8petwsK
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.starmech.net - Port:
587 - Username:
[email protected] - Password:
nics123 - 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:
6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe" RegSvcs.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 43 api.ipify.org 44 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exedescription pid process target process PID 4252 set thread context of 924 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.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 9 IoCs
Processes:
6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exepowershell.exepowershell.exepid process 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe 1604 powershell.exe 1604 powershell.exe 4800 powershell.exe 4800 powershell.exe 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe 1604 powershell.exe 4800 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe Token: SeDebugPrivilege 1604 powershell.exe Token: SeDebugPrivilege 4800 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exedescription pid process target process PID 4252 wrote to memory of 1604 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe powershell.exe PID 4252 wrote to memory of 1604 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe powershell.exe PID 4252 wrote to memory of 1604 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe powershell.exe PID 4252 wrote to memory of 4800 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe powershell.exe PID 4252 wrote to memory of 4800 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe powershell.exe PID 4252 wrote to memory of 4800 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe powershell.exe PID 4252 wrote to memory of 2660 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe schtasks.exe PID 4252 wrote to memory of 2660 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe schtasks.exe PID 4252 wrote to memory of 2660 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe schtasks.exe PID 4252 wrote to memory of 924 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe RegSvcs.exe PID 4252 wrote to memory of 924 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe RegSvcs.exe PID 4252 wrote to memory of 924 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe RegSvcs.exe PID 4252 wrote to memory of 924 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe RegSvcs.exe PID 4252 wrote to memory of 924 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe RegSvcs.exe PID 4252 wrote to memory of 924 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe RegSvcs.exe PID 4252 wrote to memory of 924 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe RegSvcs.exe PID 4252 wrote to memory of 924 4252 6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe"C:\Users\Admin\AppData\Local\Temp\6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4252 -
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\6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1604 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wpvgIECypA.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4800 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wpvgIECypA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp886A.tmp"2⤵
- Creates scheduled task(s)
PID:2660 -
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
PID:924
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.logFilesize
2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
18KB
MD52add2bcfa0e0b946797477e05ea427a8
SHA161e0abaeb942d8321c6eace5b37129bd3b5f468d
SHA256205cd6a775d7ca1157f31ca6ee0e6d440a51d6a9d839dabb156105e65ba7e9ae
SHA512ebc373a62550b03fb998b1b33137866521e461adabb0b844cab45bf99cfea16d01c450c84ce88687bce080cd22db3415d9ff3b295aa5f2ff03994e4a096619c7
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_h434ahef.igc.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Local\Temp\tmp886A.tmpFilesize
1KB
MD53c1a99adf26a5e247c2fc26bea640c5c
SHA1a774acea5f043030c40ce2f4091af8af7bc1649a
SHA2560755f07b860824d274054f89688d61d11883a827af610b51a9616db3c8fef891
SHA51227685a224e701dd5d8e001f69161974dd7fa1389c7caa551a28f3aa459bb635834c13f83690c911bc41cd4eacde0dbd57751116660392d41818966ea3c96d286
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memory/924-94-0x0000000070A50000-0x0000000070A62000-memory.dmpFilesize
72KB
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memory/924-45-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/1604-49-0x0000000005C40000-0x0000000005C5E000-memory.dmpFilesize
120KB
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memory/1604-19-0x0000000004FF0000-0x0000000005618000-memory.dmpFilesize
6.2MB
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memory/1604-76-0x0000000002360000-0x0000000002370000-memory.dmpFilesize
64KB
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memory/1604-77-0x0000000006E30000-0x0000000006ED3000-memory.dmpFilesize
652KB
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memory/1604-51-0x000000007EEE0000-0x000000007EEF0000-memory.dmpFilesize
64KB
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memory/1604-84-0x00000000071D0000-0x00000000071E4000-memory.dmpFilesize
80KB
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memory/1604-85-0x00000000072D0000-0x00000000072EA000-memory.dmpFilesize
104KB
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memory/1604-17-0x0000000002370000-0x00000000023A6000-memory.dmpFilesize
216KB
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memory/1604-18-0x0000000074960000-0x0000000075110000-memory.dmpFilesize
7.7MB
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memory/1604-27-0x0000000004DB0000-0x0000000004DD2000-memory.dmpFilesize
136KB
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memory/1604-20-0x0000000002360000-0x0000000002370000-memory.dmpFilesize
64KB
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memory/1604-21-0x0000000002360000-0x0000000002370000-memory.dmpFilesize
64KB
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memory/1604-86-0x00000000072B0000-0x00000000072B8000-memory.dmpFilesize
32KB
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memory/1604-55-0x00000000751C0000-0x000000007520C000-memory.dmpFilesize
304KB
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memory/1604-52-0x0000000006BE0000-0x0000000006C12000-memory.dmpFilesize
200KB
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memory/1604-81-0x0000000007210000-0x00000000072A6000-memory.dmpFilesize
600KB
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memory/1604-92-0x0000000074960000-0x0000000075110000-memory.dmpFilesize
7.7MB
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memory/1604-40-0x0000000005690000-0x00000000056F6000-memory.dmpFilesize
408KB
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memory/4252-6-0x0000000005570000-0x000000000557A000-memory.dmpFilesize
40KB
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memory/4252-4-0x0000000005600000-0x0000000005954000-memory.dmpFilesize
3.3MB
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memory/4252-48-0x0000000074960000-0x0000000075110000-memory.dmpFilesize
7.7MB
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memory/4252-0-0x00000000009E0000-0x0000000000A8E000-memory.dmpFilesize
696KB
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memory/4252-2-0x0000000005AD0000-0x0000000006074000-memory.dmpFilesize
5.6MB
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memory/4252-5-0x00000000055F0000-0x0000000005600000-memory.dmpFilesize
64KB
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memory/4252-3-0x0000000005460000-0x00000000054F2000-memory.dmpFilesize
584KB
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memory/4252-1-0x0000000074960000-0x0000000075110000-memory.dmpFilesize
7.7MB
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memory/4252-7-0x0000000006E80000-0x0000000006F1E000-memory.dmpFilesize
632KB
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memory/4252-12-0x0000000009350000-0x00000000093EC000-memory.dmpFilesize
624KB
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memory/4252-11-0x0000000002E20000-0x0000000002EA4000-memory.dmpFilesize
528KB
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memory/4252-10-0x0000000006A30000-0x0000000006A44000-memory.dmpFilesize
80KB
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memory/4252-9-0x0000000006A20000-0x0000000006A2E000-memory.dmpFilesize
56KB
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memory/4252-8-0x0000000008290000-0x00000000082A8000-memory.dmpFilesize
96KB
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memory/4800-22-0x0000000074960000-0x0000000075110000-memory.dmpFilesize
7.7MB
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memory/4800-79-0x0000000006F90000-0x0000000006FAA000-memory.dmpFilesize
104KB
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memory/4800-80-0x0000000007000000-0x000000000700A000-memory.dmpFilesize
40KB
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memory/4800-78-0x00000000075D0000-0x0000000007C4A000-memory.dmpFilesize
6.5MB
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memory/4800-82-0x0000000007190000-0x00000000071A1000-memory.dmpFilesize
68KB
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memory/4800-83-0x00000000071C0000-0x00000000071CE000-memory.dmpFilesize
56KB
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memory/4800-65-0x0000000004870000-0x0000000004880000-memory.dmpFilesize
64KB
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memory/4800-66-0x0000000006BD0000-0x0000000006BEE000-memory.dmpFilesize
120KB
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memory/4800-53-0x000000007FD30000-0x000000007FD40000-memory.dmpFilesize
64KB
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memory/4800-54-0x00000000751C0000-0x000000007520C000-memory.dmpFilesize
304KB
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memory/4800-50-0x0000000005CB0000-0x0000000005CFC000-memory.dmpFilesize
304KB
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memory/4800-93-0x0000000074960000-0x0000000075110000-memory.dmpFilesize
7.7MB
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memory/4800-46-0x00000000055F0000-0x0000000005656000-memory.dmpFilesize
408KB
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memory/4800-23-0x0000000004870000-0x0000000004880000-memory.dmpFilesize
64KB