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Analysis
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max time kernel
124s -
max time network
207s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2023, 14:27
Static task
static1
Behavioral task
behavioral1
Sample
docjos20230925.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
docjos20230925.exe
Resource
win10v2004-20230915-en
General
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Target
docjos20230925.exe
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Size
1.2MB
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MD5
f686e6edd1cfdaf9e636d2e38f481a4c
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SHA1
27c8dfdcc3635c5a2ce78fb5799b9e6a904cbb88
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SHA256
f9d4a03b124e4e3f81270b666d996db400b89bc1b7ce64914e8295685794dea9
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SHA512
d79597927b92c47d89f7ecfb0dcb56ac90c960a328ff0907af7d2625a7f406c40e85a41c0428ccba0a9bec8e258d27d308660308327178a9b7c2cdbe523a7ae1
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SSDEEP
24576:EZ9L+UmOVerUV8NmnedPvQMI127uvjbim1ujUO4EVzY:EZpsAVnedPs1ZuIND
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 6 IoCs
resource yara_rule behavioral2/memory/368-7-0x0000000000400000-0x0000000000452000-memory.dmp family_snakekeylogger behavioral2/memory/4288-50-0x00000000002E0000-0x0000000000306000-memory.dmp family_snakekeylogger behavioral2/memory/4288-57-0x0000000004B10000-0x0000000004B20000-memory.dmp family_snakekeylogger behavioral2/files/0x000600000002320a-44.dat family_snakekeylogger behavioral2/files/0x000600000002320a-41.dat family_snakekeylogger behavioral2/files/0x000600000002320a-36.dat family_snakekeylogger -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Control Panel\International\Geo\Nation docjos20230925.exe Key value queried \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Control Panel\International\Geo\Nation docjos20230925.exe -
Executes dropped EXE 5 IoCs
pid Process 5028 wordd.exe 4568 svchost.exe 4288 excell.exe 2408 svchost.exe 4856 avast.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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Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wordd.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wordd.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 excell.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 excell.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 excell.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wordd.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 61 checkip.dyndns.org 73 api.ipify.org 74 api.ipify.org -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1776 set thread context of 368 1776 docjos20230925.exe 98 PID 4568 set thread context of 2408 4568 svchost.exe 110 -
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 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3976 schtasks.exe 3168 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 4288 excell.exe 4288 excell.exe 4288 excell.exe 5028 wordd.exe 5028 wordd.exe -
Suspicious behavior: SetClipboardViewer 1 IoCs
pid Process 2408 svchost.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5028 wordd.exe Token: SeDebugPrivilege 4288 excell.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5028 wordd.exe 4288 excell.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 1776 wrote to memory of 368 1776 docjos20230925.exe 98 PID 1776 wrote to memory of 368 1776 docjos20230925.exe 98 PID 1776 wrote to memory of 368 1776 docjos20230925.exe 98 PID 1776 wrote to memory of 368 1776 docjos20230925.exe 98 PID 1776 wrote to memory of 368 1776 docjos20230925.exe 98 PID 1776 wrote to memory of 368 1776 docjos20230925.exe 98 PID 1776 wrote to memory of 368 1776 docjos20230925.exe 98 PID 1776 wrote to memory of 368 1776 docjos20230925.exe 98 PID 368 wrote to memory of 5028 368 docjos20230925.exe 99 PID 368 wrote to memory of 5028 368 docjos20230925.exe 99 PID 368 wrote to memory of 5028 368 docjos20230925.exe 99 PID 1776 wrote to memory of 4568 1776 docjos20230925.exe 100 PID 1776 wrote to memory of 4568 1776 docjos20230925.exe 100 PID 1776 wrote to memory of 4568 1776 docjos20230925.exe 100 PID 368 wrote to memory of 4288 368 docjos20230925.exe 107 PID 368 wrote to memory of 4288 368 docjos20230925.exe 107 PID 368 wrote to memory of 4288 368 docjos20230925.exe 107 PID 1776 wrote to memory of 1388 1776 docjos20230925.exe 108 PID 1776 wrote to memory of 1388 1776 docjos20230925.exe 108 PID 1776 wrote to memory of 1388 1776 docjos20230925.exe 108 PID 1776 wrote to memory of 4000 1776 docjos20230925.exe 106 PID 1776 wrote to memory of 4000 1776 docjos20230925.exe 106 PID 1776 wrote to memory of 4000 1776 docjos20230925.exe 106 PID 1776 wrote to memory of 4496 1776 docjos20230925.exe 105 PID 1776 wrote to memory of 4496 1776 docjos20230925.exe 105 PID 1776 wrote to memory of 4496 1776 docjos20230925.exe 105 PID 4000 wrote to memory of 3168 4000 cmd.exe 103 PID 4000 wrote to memory of 3168 4000 cmd.exe 103 PID 4000 wrote to memory of 3168 4000 cmd.exe 103 PID 4568 wrote to memory of 2408 4568 svchost.exe 110 PID 4568 wrote to memory of 2408 4568 svchost.exe 110 PID 4568 wrote to memory of 2408 4568 svchost.exe 110 PID 4568 wrote to memory of 2408 4568 svchost.exe 110 PID 4568 wrote to memory of 2408 4568 svchost.exe 110 PID 4568 wrote to memory of 2408 4568 svchost.exe 110 PID 4568 wrote to memory of 2408 4568 svchost.exe 110 PID 4568 wrote to memory of 2408 4568 svchost.exe 110 PID 4568 wrote to memory of 1148 4568 svchost.exe 111 PID 4568 wrote to memory of 1148 4568 svchost.exe 111 PID 4568 wrote to memory of 1148 4568 svchost.exe 111 PID 4568 wrote to memory of 312 4568 svchost.exe 112 PID 4568 wrote to memory of 312 4568 svchost.exe 112 PID 4568 wrote to memory of 312 4568 svchost.exe 112 PID 4568 wrote to memory of 4152 4568 svchost.exe 114 PID 4568 wrote to memory of 4152 4568 svchost.exe 114 PID 4568 wrote to memory of 4152 4568 svchost.exe 114 PID 312 wrote to memory of 3976 312 cmd.exe 117 PID 312 wrote to memory of 3976 312 cmd.exe 117 PID 312 wrote to memory of 3976 312 cmd.exe 117 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wordd.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 wordd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\docjos20230925.exe"C:\Users\Admin\AppData\Local\Temp\docjos20230925.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Users\Admin\AppData\Local\Temp\docjos20230925.exe"C:\Users\Admin\AppData\Local\Temp\docjos20230925.exe"2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:368 -
C:\Users\Admin\AppData\Roaming\wordd.exe"C:\Users\Admin\AppData\Roaming\wordd.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:5028
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C:\Users\Admin\AppData\Roaming\excell.exe"C:\Users\Admin\AppData\Roaming\excell.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4288
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C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4568 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: SetClipboardViewer
PID:2408
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C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"3⤵PID:1148
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C:\Windows\SysWOW64\cmd.exe"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f3⤵
- Suspicious use of WriteProcessMemory
PID:312 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f4⤵
- Creates scheduled task(s)
PID:3976
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C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "C:\Users\Admin\AppData\Roaming\avast\avast.exe"3⤵PID:4152
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C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\docjos20230925.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:4496
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C:\Windows\SysWOW64\cmd.exe"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f2⤵
- Suspicious use of WriteProcessMemory
PID:4000
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C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:1388
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f1⤵
- Creates scheduled task(s)
PID:3168
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C:\Users\Admin\AppData\Roaming\avast\avast.exeC:\Users\Admin\AppData\Roaming\avast\avast.exe1⤵
- Executes dropped EXE
PID:4856
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
226B
MD5916851e072fbabc4796d8916c5131092
SHA1d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA2567e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
SHA51207ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
126KB
MD56da1de019796e8e63db98351f6cad74e
SHA1da7a3211c4708c984a6423a62189730db6298060
SHA256ff7743025a4f740a7fd346353fd5cb1fee055b20170eb11bb20b9cd88c1c5917
SHA512199e0470b7233ea4835226a6d8bb4b7941ad276c8cbb73cff1bce287ffde9e06bdea1c96fb2069b2ca8b6448eb585e3a23054f88b8bb9fd37a4a776136526b18
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Filesize
126KB
MD56da1de019796e8e63db98351f6cad74e
SHA1da7a3211c4708c984a6423a62189730db6298060
SHA256ff7743025a4f740a7fd346353fd5cb1fee055b20170eb11bb20b9cd88c1c5917
SHA512199e0470b7233ea4835226a6d8bb4b7941ad276c8cbb73cff1bce287ffde9e06bdea1c96fb2069b2ca8b6448eb585e3a23054f88b8bb9fd37a4a776136526b18
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Filesize
126KB
MD56da1de019796e8e63db98351f6cad74e
SHA1da7a3211c4708c984a6423a62189730db6298060
SHA256ff7743025a4f740a7fd346353fd5cb1fee055b20170eb11bb20b9cd88c1c5917
SHA512199e0470b7233ea4835226a6d8bb4b7941ad276c8cbb73cff1bce287ffde9e06bdea1c96fb2069b2ca8b6448eb585e3a23054f88b8bb9fd37a4a776136526b18
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Filesize
167KB
MD52aa26daddfd752cc335168e0e0d88036
SHA1e3feb57975b9fe10b0e9eaa65f729fdcd288aea4
SHA256629e12a34d1bc3958117a33d5534f01f4d7dd02da1fa7860a69b214bbcb1f68d
SHA5120634425cbf65d3da7942f298ce12846e0d0aea15a804479b59fddc9fed629f0224fd77b097bff3b3ad85e14d56572c330c5753296c073cdc27e46c183b95ebf4
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Filesize
167KB
MD52aa26daddfd752cc335168e0e0d88036
SHA1e3feb57975b9fe10b0e9eaa65f729fdcd288aea4
SHA256629e12a34d1bc3958117a33d5534f01f4d7dd02da1fa7860a69b214bbcb1f68d
SHA5120634425cbf65d3da7942f298ce12846e0d0aea15a804479b59fddc9fed629f0224fd77b097bff3b3ad85e14d56572c330c5753296c073cdc27e46c183b95ebf4
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Filesize
167KB
MD52aa26daddfd752cc335168e0e0d88036
SHA1e3feb57975b9fe10b0e9eaa65f729fdcd288aea4
SHA256629e12a34d1bc3958117a33d5534f01f4d7dd02da1fa7860a69b214bbcb1f68d
SHA5120634425cbf65d3da7942f298ce12846e0d0aea15a804479b59fddc9fed629f0224fd77b097bff3b3ad85e14d56572c330c5753296c073cdc27e46c183b95ebf4