Resubmissions
10-04-2024 02:13
240410-cnvjgsbh46 1010-04-2024 02:13
240410-cntxysfb9y 1010-04-2024 02:13
240410-cntbesbh45 1010-04-2024 02:13
240410-cns1nabh44 1027-06-2023 15:25
230627-stryjsfe8s 10Analysis
-
max time kernel
121s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
27-06-2023 15:25
Behavioral task
behavioral1
Sample
446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
Resource
win10v2004-20230621-en
General
-
Target
446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
-
Size
344KB
-
MD5
aec814bf30dd191b641feef457a718ce
-
SHA1
96c2bea5b416d10a2dae60acd2b7f9c7cebb8115
-
SHA256
446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89
-
SHA512
fdd89bcb64728e88e5b9453f3c93c011fa2f22a5947a3d380ac2768184126c27b0e97556ace1d736cfe4da20281b5c710af78f55460948d5561c979021f5b6b0
-
SSDEEP
6144:SXRrO+JguvyIs1DkhmgPZw6JXAL5+9bbYZQ4:ir/9m3cYZQ
Malware Config
Extracted
gurcu
https://api.telegram.org/bot6202531839:AAHT41T-v1F7LRPMrYNhW3IEdF7Ab7I7uTM/sendMessage?chat_id=-1001903439899
Signatures
-
Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Control Panel\International\Geo\Nation 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe Key value queried \REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Control Panel\International\Geo\Nation 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe Key value queried \REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Control Panel\International\Geo\Nation 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe Key value queried \REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Control Panel\International\Geo\Nation 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe -
Executes dropped EXE 6 IoCs
pid Process 1856 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 3672 tor.exe 1356 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 4704 tor.exe 1220 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 5096 tor.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe Key opened \REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe Key opened \REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 41 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 2 IoCs
pid pid_target Process procid_target 1400 1356 WerFault.exe 93 352 1220 WerFault.exe 101 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1928 schtasks.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2780 PING.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1856 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2664 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe Token: SeDebugPrivilege 1856 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe Token: SeDebugPrivilege 1356 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe Token: SeDebugPrivilege 1220 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2664 wrote to memory of 3628 2664 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 83 PID 2664 wrote to memory of 3628 2664 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 83 PID 3628 wrote to memory of 1060 3628 cmd.exe 85 PID 3628 wrote to memory of 1060 3628 cmd.exe 85 PID 3628 wrote to memory of 2780 3628 cmd.exe 86 PID 3628 wrote to memory of 2780 3628 cmd.exe 86 PID 3628 wrote to memory of 1928 3628 cmd.exe 87 PID 3628 wrote to memory of 1928 3628 cmd.exe 87 PID 3628 wrote to memory of 1856 3628 cmd.exe 88 PID 3628 wrote to memory of 1856 3628 cmd.exe 88 PID 1856 wrote to memory of 1564 1856 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 89 PID 1856 wrote to memory of 1564 1856 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 89 PID 1856 wrote to memory of 3672 1856 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 91 PID 1856 wrote to memory of 3672 1856 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 91 PID 1356 wrote to memory of 4704 1356 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 94 PID 1356 wrote to memory of 4704 1356 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 94 PID 1220 wrote to memory of 5096 1220 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 102 PID 1220 wrote to memory of 5096 1220 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe 102 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
-
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe"C:\Users\Admin\AppData\Local\Temp\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2664 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C chcp 65001 && ping 127.0.0.1 && schtasks /create /tn "446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89" /sc MINUTE /tr "C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe" /rl HIGHEST /f && DEL /F /S /Q /A "C:\Users\Admin\AppData\Local\Temp\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe" &&START "" "C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3628 -
C:\Windows\system32\chcp.comchcp 650013⤵PID:1060
-
-
C:\Windows\system32\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2780
-
-
C:\Windows\system32\schtasks.exeschtasks /create /tn "446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89" /sc MINUTE /tr "C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe" /rl HIGHEST /f3⤵
- Creates scheduled task(s)
PID:1928
-
-
C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe"C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1856 -
C:\Windows\System32\tar.exe"C:\Windows\System32\tar.exe" -xvzf "C:\Users\Admin\AppData\Local\Temp\tmp7D14.tmp" -C "C:\Users\Admin\AppData\Local\8lxyt4fm8n"4⤵PID:1564
-
-
C:\Users\Admin\AppData\Local\8lxyt4fm8n\tor\tor.exe"C:\Users\Admin\AppData\Local\8lxyt4fm8n\tor\tor.exe" -f "C:\Users\Admin\AppData\Local\8lxyt4fm8n\torrc.txt"4⤵
- Executes dropped EXE
PID:3672
-
-
-
-
C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exeC:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1356 -
C:\Users\Admin\AppData\Local\8lxyt4fm8n\tor\tor.exe"C:\Users\Admin\AppData\Local\8lxyt4fm8n\tor\tor.exe" -f "C:\Users\Admin\AppData\Local\8lxyt4fm8n\torrc.txt"2⤵
- Executes dropped EXE
PID:4704
-
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 1356 -s 21122⤵
- Program crash
PID:1400
-
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 404 -p 1356 -ip 13561⤵PID:1368
-
C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exeC:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1220 -
C:\Users\Admin\AppData\Local\8lxyt4fm8n\tor\tor.exe"C:\Users\Admin\AppData\Local\8lxyt4fm8n\tor\tor.exe" -f "C:\Users\Admin\AppData\Local\8lxyt4fm8n\torrc.txt"2⤵
- Executes dropped EXE
PID:5096
-
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 1220 -s 19202⤵
- Program crash
PID:352
-
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 520 -p 1220 -ip 12201⤵PID:1520
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2.2MB
MD5f33397954bc63dfc9696ef000989eb06
SHA1de80f2b0574d6725b6a1067859bec4b3bb6c1aa7
SHA2567a96d6b7ffbbe21b8c6f961809b226c47e82a95d345d81a33b857889c6a344fa
SHA51200535ba274c9f652e6cfd2a0b2cedc197af37e5311c8d3a4c2eb08aafaaaab6106e5f8943b43f1280a2a22004d4fd800aa32d35cacdfb44b0b480056317f4e99
-
Filesize
5.7MB
MD5c4daf0c4f5792ec2df1773e4fc195d68
SHA11cca09db4747bdc022b077b5e8d7f07b98fae9ae
SHA25674b866f0b977f7e6cff1139e632806a3c23ecad140fdb66ac39abbd6cfae65e8
SHA51278a304f695ea4975ce75a843e3318ad981118da58be5ff564e2803779833cf6c7a825d3d2ff83c5c371fb804519ada1683da659cda756dc7cb17b9dda543f689
-
Filesize
64B
MD57a17e2cfb38d5b48f625c42088f2b72a
SHA1df787f094432834f25d35674b4148fb1faa80ebc
SHA25607ef860a80bf39f8c62208661610f936753011d13970dd6931a4c2259a4e01ff
SHA51267241a87de593fb9c0208c9f703443b86313f5a7cabe71a320276ca6d50fc806b052ca4dc898f5e630288a3cd90b8cec1dd26e038b65eaf60e0e2937c09ca698
-
Filesize
4B
MD5d1ac549dbfdec4a0d49baec903648bb4
SHA16c6a79802d687823a42d3d90c860f96310c761bf
SHA2560978243e4aa32d1fd946ee304694ecffeda1c0d66a41502687eb6f57c503aa31
SHA512399cbb25561e4a16002aab960b5f5bb6840a2ae4fd22f75a191d0ab1f6aa3af2ec58138fd3730edc9cc87130d10ca1603dcf64a017f73365418d1946adabbfcf
-
Filesize
7.4MB
MD588590909765350c0d70c6c34b1f31dd2
SHA1129b27c3926e53e5df6d44cc6adf39c3a8d9ebf7
SHA25646fe244b548265c78ab961e8f787bc8bf21edbcaaf175fa3b8be3137c6845a82
SHA512a8af08d9169a31a1c3419d4e6e8fbe608c800d323840563b5a560d3e09e78a492201f07cc0d3864efbff8ad81e59885fc43a6b749e0a3377aa8555df258af192
-
Filesize
7.4MB
MD588590909765350c0d70c6c34b1f31dd2
SHA1129b27c3926e53e5df6d44cc6adf39c3a8d9ebf7
SHA25646fe244b548265c78ab961e8f787bc8bf21edbcaaf175fa3b8be3137c6845a82
SHA512a8af08d9169a31a1c3419d4e6e8fbe608c800d323840563b5a560d3e09e78a492201f07cc0d3864efbff8ad81e59885fc43a6b749e0a3377aa8555df258af192
-
Filesize
7.4MB
MD588590909765350c0d70c6c34b1f31dd2
SHA1129b27c3926e53e5df6d44cc6adf39c3a8d9ebf7
SHA25646fe244b548265c78ab961e8f787bc8bf21edbcaaf175fa3b8be3137c6845a82
SHA512a8af08d9169a31a1c3419d4e6e8fbe608c800d323840563b5a560d3e09e78a492201f07cc0d3864efbff8ad81e59885fc43a6b749e0a3377aa8555df258af192
-
Filesize
7.4MB
MD588590909765350c0d70c6c34b1f31dd2
SHA1129b27c3926e53e5df6d44cc6adf39c3a8d9ebf7
SHA25646fe244b548265c78ab961e8f787bc8bf21edbcaaf175fa3b8be3137c6845a82
SHA512a8af08d9169a31a1c3419d4e6e8fbe608c800d323840563b5a560d3e09e78a492201f07cc0d3864efbff8ad81e59885fc43a6b749e0a3377aa8555df258af192
-
Filesize
218B
MD5c1c8373d4424e8198fa97389549f15be
SHA1eb2755bca4ff56463defd2ad57c7e972ed42eea3
SHA256b5bec1921b0130bda703ab7c38639ce2179e46eae61341db773b257154567839
SHA51296b1e8bd12c101a44d8ce6c67cbfc8d0bfde06b9664548ede46a80ac2b17e56efd3bb3f506a5c7ac6097d208a3ddacbbc4b9adba7a6267c86f408c6e2baf6ab4
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe.log
Filesize847B
MD53308a84a40841fab7dfec198b3c31af7
SHA14e7ab6336c0538be5dd7da529c0265b3b6523083
SHA256169bc31a8d1666535977ca170d246a463e6531bb21faab6c48cb4269d9d60b2e
SHA51297521d5fb94efdc836ea2723098a1f26a7589a76af51358eee17292d29c9325baf53ad6b4496c5ca3e208d1c9b9ad6797a370e2ae378072fc68f5d6e8b73b198
-
C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
Filesize344KB
MD5aec814bf30dd191b641feef457a718ce
SHA196c2bea5b416d10a2dae60acd2b7f9c7cebb8115
SHA256446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89
SHA512fdd89bcb64728e88e5b9453f3c93c011fa2f22a5947a3d380ac2768184126c27b0e97556ace1d736cfe4da20281b5c710af78f55460948d5561c979021f5b6b0
-
C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
Filesize344KB
MD5aec814bf30dd191b641feef457a718ce
SHA196c2bea5b416d10a2dae60acd2b7f9c7cebb8115
SHA256446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89
SHA512fdd89bcb64728e88e5b9453f3c93c011fa2f22a5947a3d380ac2768184126c27b0e97556ace1d736cfe4da20281b5c710af78f55460948d5561c979021f5b6b0
-
C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
Filesize344KB
MD5aec814bf30dd191b641feef457a718ce
SHA196c2bea5b416d10a2dae60acd2b7f9c7cebb8115
SHA256446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89
SHA512fdd89bcb64728e88e5b9453f3c93c011fa2f22a5947a3d380ac2768184126c27b0e97556ace1d736cfe4da20281b5c710af78f55460948d5561c979021f5b6b0
-
C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
Filesize344KB
MD5aec814bf30dd191b641feef457a718ce
SHA196c2bea5b416d10a2dae60acd2b7f9c7cebb8115
SHA256446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89
SHA512fdd89bcb64728e88e5b9453f3c93c011fa2f22a5947a3d380ac2768184126c27b0e97556ace1d736cfe4da20281b5c710af78f55460948d5561c979021f5b6b0
-
Filesize
13.3MB
MD589d2d5811c1aff539bb355f15f3ddad0
SHA15bb3577c25b6d323d927200c48cd184a3e27c873
SHA256b630008f6d3887793d48b87091e56691e292894dd4fa100dc4a418a2f29dcc12
SHA51239e576124c54143520c5435a2ef9b24506131e13403489c0692f09b89135015d611c4988d4772f8a1e6557fa68b4667d467334461009cee8c2227dfc3e295289