Analysis
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max time kernel
126s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
01-02-2023 13:34
Static task
static1
Behavioral task
behavioral1
Sample
880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe
Resource
win10v2004-20221111-en
General
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Target
880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe
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Size
3.9MB
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MD5
055fc87832ccb0e40d13eb6cf0b67136
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SHA1
b6751740b05eab608aad776eea2e8a3f35871c71
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SHA256
880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874
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SHA512
ed1cc51fcf3d9403c44ea0f11e8ca472b2724057a5558b01ac7866885a6c45e8c6a550b7d50b1391735cc32d4d12c02e359f3e9f6252af04e4301a61a99d3c7a
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SSDEEP
98304:t2mXqUjEBZCW7038QcdfQZcht/c5ilvTilNZwB5E:t2mXpwZT7bdfQZSK
Malware Config
Signatures
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
r7MF8NVArP4Nv7d12E7qC_4t.exepid process 2176 r7MF8NVArP4Nv7d12E7qC_4t.exe -
Processes:
resource yara_rule C:\Users\Admin\Documents\r7MF8NVArP4Nv7d12E7qC_4t.exe vmprotect C:\Users\Admin\Documents\r7MF8NVArP4Nv7d12E7qC_4t.exe vmprotect behavioral1/memory/2176-139-0x0000000000E00000-0x00000000015CD000-memory.dmp vmprotect -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exer7MF8NVArP4Nv7d12E7qC_4t.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation r7MF8NVArP4Nv7d12E7qC_4t.exe -
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 10 ipinfo.io 11 ipinfo.io 14 ipinfo.io -
Drops file in System32 directory 4 IoCs
Processes:
r7MF8NVArP4Nv7d12E7qC_4t.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy r7MF8NVArP4Nv7d12E7qC_4t.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini r7MF8NVArP4Nv7d12E7qC_4t.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol r7MF8NVArP4Nv7d12E7qC_4t.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI r7MF8NVArP4Nv7d12E7qC_4t.exe -
Drops file in Program Files directory 2 IoCs
Processes:
880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exedescription ioc process File created C:\Program Files (x86)\PowerControl\PowerControl_Svc.exe 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe File opened for modification C:\Program Files (x86)\PowerControl\PowerControl_Svc.exe 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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.
Processes:
schtasks.exeschtasks.exepid process 4560 schtasks.exe 1980 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
r7MF8NVArP4Nv7d12E7qC_4t.exepid process 2176 r7MF8NVArP4Nv7d12E7qC_4t.exe 2176 r7MF8NVArP4Nv7d12E7qC_4t.exe 2176 r7MF8NVArP4Nv7d12E7qC_4t.exe 2176 r7MF8NVArP4Nv7d12E7qC_4t.exe 2176 r7MF8NVArP4Nv7d12E7qC_4t.exe 2176 r7MF8NVArP4Nv7d12E7qC_4t.exe 2176 r7MF8NVArP4Nv7d12E7qC_4t.exe 2176 r7MF8NVArP4Nv7d12E7qC_4t.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exedescription pid process target process PID 2500 wrote to memory of 2176 2500 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe r7MF8NVArP4Nv7d12E7qC_4t.exe PID 2500 wrote to memory of 2176 2500 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe r7MF8NVArP4Nv7d12E7qC_4t.exe PID 2500 wrote to memory of 2176 2500 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe r7MF8NVArP4Nv7d12E7qC_4t.exe PID 2500 wrote to memory of 4560 2500 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe schtasks.exe PID 2500 wrote to memory of 4560 2500 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe schtasks.exe PID 2500 wrote to memory of 4560 2500 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe schtasks.exe PID 2500 wrote to memory of 1980 2500 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe schtasks.exe PID 2500 wrote to memory of 1980 2500 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe schtasks.exe PID 2500 wrote to memory of 1980 2500 880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe"C:\Users\Admin\AppData\Local\Temp\880716d3e1fe4e69e32f45fbd59b7de7e9d0df1f6912e5f7b39bb4907ede3874.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\Documents\r7MF8NVArP4Nv7d12E7qC_4t.exe"C:\Users\Admin\Documents\r7MF8NVArP4Nv7d12E7qC_4t.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /RU "Admin" /tr "C:\Program Files (x86)\PowerControl\PowerControl_Svc.exe" /tn "PowerControl HR" /sc HOURLY /rl HIGHEST2⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /RU "Admin" /tr "C:\Program Files (x86)\PowerControl\PowerControl_Svc.exe" /tn "PowerControl LG" /sc ONLOGON /rl HIGHEST2⤵
- Creates scheduled task(s)
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\Documents\r7MF8NVArP4Nv7d12E7qC_4t.exeFilesize
4.0MB
MD52d244458e27de830d4dedd8d99cc98c9
SHA176fa961da3f87f1ca045bf37f71883fb4649a3e7
SHA2566e8b742abfee47d32d9f7287daa0143565ed6f48c4ff9406ac1e8b2290f72c9b
SHA5123e6ed3f757ee8c3251a0e02c3f0fa3e6faeba640d5a83cbd646511cba3de69b8e18aa379560ce0d8489f95b6d2b579dd3213b595ca85122caa9e382ea76e3fab
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C:\Users\Admin\Documents\r7MF8NVArP4Nv7d12E7qC_4t.exeFilesize
4.0MB
MD52d244458e27de830d4dedd8d99cc98c9
SHA176fa961da3f87f1ca045bf37f71883fb4649a3e7
SHA2566e8b742abfee47d32d9f7287daa0143565ed6f48c4ff9406ac1e8b2290f72c9b
SHA5123e6ed3f757ee8c3251a0e02c3f0fa3e6faeba640d5a83cbd646511cba3de69b8e18aa379560ce0d8489f95b6d2b579dd3213b595ca85122caa9e382ea76e3fab
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memory/1980-142-0x0000000000000000-mapping.dmp
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memory/2176-135-0x0000000000000000-mapping.dmp
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memory/2176-139-0x0000000000E00000-0x00000000015CD000-memory.dmpFilesize
7.8MB
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memory/2500-132-0x0000000000530000-0x0000000000B29000-memory.dmpFilesize
6.0MB
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memory/4560-138-0x0000000000000000-mapping.dmp