Analysis
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max time kernel
147s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
19-01-2024 20:56
Static task
static1
Behavioral task
behavioral1
Sample
689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
Resource
win10v2004-20231215-en
General
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Target
689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
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Size
856KB
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MD5
72f2460abc3ae41fff469e110f3eaff3
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SHA1
066ba1993f24e959b03edef4940d1b5ee9f5e18a
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SHA256
689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf
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SHA512
7627f7b0cfc2ca14e788b840601edc5460b36c8e386d39b2eda2283600e192a9c83b1f5fec93ef7eff0a9e54d80ab523780149fae65116a9af77753e8b01fcc8
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SSDEEP
12288:7c8K/isRopeArTI4C8ilPYO0bJm1hEpA4kpNOxJNWBfTgtfBjLkvGpMeUPDpVU13:vK/LRopDTI4VOcHxJobgVRJww6k
Malware Config
Extracted
remcos
RemoteHost
jburg.net:3363
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-Y4B0AA
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Detect ZGRat V1 34 IoCs
resource yara_rule behavioral2/memory/4788-2-0x0000000004F60000-0x0000000005038000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-3-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-4-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-6-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-8-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-10-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-14-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-16-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-12-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-18-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-20-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-22-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-24-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-26-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-28-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-30-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-38-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-36-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-40-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-42-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-34-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-48-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-50-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-56-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-58-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-64-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-66-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-62-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-60-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-54-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-52-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-46-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-44-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 behavioral2/memory/4788-32-0x0000000004F60000-0x0000000005032000-memory.dmp family_zgrat_v1 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Pymeprhzzxj = "C:\\Users\\Admin\\AppData\\Roaming\\Pymeprhzzxj.exe" 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4788 set thread context of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 1668 powershell.exe 1668 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe Token: SeDebugPrivilege 1668 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 404 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4788 wrote to memory of 1668 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 89 PID 4788 wrote to memory of 1668 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 89 PID 4788 wrote to memory of 1668 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 89 PID 4788 wrote to memory of 1300 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 92 PID 4788 wrote to memory of 1300 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 92 PID 4788 wrote to memory of 1300 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 92 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91 PID 4788 wrote to memory of 404 4788 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe"C:\Users\Admin\AppData\Local\Temp\689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4788 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwANgA4ADkAZQBmADEAZAAyADkAYwAyADYAMwBmADcAOABjADkANgAyADYAZQAwADAANQAwADAAOQA4ADMAZQAyADUAOAA5AGQAMgA4ADAANgA4AGEANwAyAGYAYQBkAGIAYQA5AGEANABiADAANABiADcAZQBhAGYAYgBjAGEAZgAuAGUAeABlADsAIABBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAHIAbwBjAGUAcwBzACAANgA4ADkAZQBmADEAZAAyADkAYwAyADYAMwBmADcAOABjADkANgAyADYAZQAwADAANQAwADAAOQA4ADMAZQAyADUAOAA5AGQAMgA4ADAANgA4AGEANwAyAGYAYQBkAGIAYQA5AGEANABiADAANABiADcAZQBhAGYAYgBjAGEAZgAuAGUAeABlADsAQQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABSAG8AYQBtAGkAbgBnAFwAUAB5AG0AZQBwAHIAaAB6AHoAeABqAC4AZQB4AGUAOwAgAEEAZABkAC0ATQBwAFAAcgBlAGYAZQByAGUAbgBjAGUAIAAtAEUAeABjAGwAdQBzAGkAbwBuAFAAcgBvAGMAZQBzAHMAIABQAHkAbQBlAHAAcgBoAHoAegB4AGoALgBlAHgAZQA=2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1668
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C:\Users\Admin\AppData\Local\Temp\689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exeC:\Users\Admin\AppData\Local\Temp\689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe2⤵
- Suspicious use of SetWindowsHookEx
PID:404
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C:\Users\Admin\AppData\Local\Temp\689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exeC:\Users\Admin\AppData\Local\Temp\689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe2⤵PID:1300
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD506b694420cbb60f2188f342e6b33fab3
SHA19e15b600e14ad38e8a2843113c5a45e5d6c74b44
SHA25607b68ecb60396c2b1e504d00c963332c4467a831280f65ff839fbce9e1650c33
SHA512a8ad3aeac5fd29a195ca3b263d2645555acabc1408a37f36dc161b2ad35c44c491964518a2a335bf1980a495813588efd82f96a17b92e26f55e7a18dbe848a7c
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82