Analysis
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max time kernel
89s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
25-09-2022 13:26
Behavioral task
behavioral1
Sample
807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe
Resource
win7-20220812-en
General
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Target
807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe
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Size
373.5MB
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MD5
a2b324f342b2390b6dc0fb096f68acc5
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SHA1
c385641caf35cc4b62db52f9f28983f04ac33251
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SHA256
807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4
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SHA512
97f3249e069138f81192ceb1e9ab4ea4ae8b09255071dd9b9597f76c3a6cb2a0d9c3fad8088b0829c7f39de3fea2ea89b8a0b6d0a90b1f6db718059cb7eaf8cd
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SSDEEP
98304:wl3dSlJxYL5QQgv28Oqix61YXoeC4IGlK+DKIG2F/bu4l17J:qMzxYtzI6Kv1cfl1V
Malware Config
Extracted
raccoon
3274ea5682755c1151f36d0672d7a717
http://45.89.55.114/
http://5.182.36.233/
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
Processes:
n5ZwhZg2.exeEkBHGXMW.exepid process 3916 n5ZwhZg2.exe 764 EkBHGXMW.exe -
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\EkBHGXMW.exe upx C:\Users\Admin\AppData\Roaming\EkBHGXMW.exe upx behavioral2/memory/764-159-0x0000000000FF0000-0x0000000002295000-memory.dmp upx behavioral2/memory/764-160-0x0000000000FF0000-0x0000000002295000-memory.dmp upx behavioral2/memory/764-165-0x0000000000FF0000-0x0000000002295000-memory.dmp upx -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe -
Loads dropped DLL 3 IoCs
Processes:
807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exepid process 3692 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe 3692 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe 3692 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.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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Processes:
resource yara_rule behavioral2/memory/3692-132-0x0000000000990000-0x0000000000FF8000-memory.dmp themida behavioral2/memory/3692-133-0x0000000000990000-0x0000000000FF8000-memory.dmp themida behavioral2/memory/3692-134-0x0000000000990000-0x0000000000FF8000-memory.dmp themida behavioral2/memory/3692-135-0x0000000000990000-0x0000000000FF8000-memory.dmp themida behavioral2/memory/3692-136-0x0000000000990000-0x0000000000FF8000-memory.dmp themida behavioral2/memory/3692-137-0x0000000000990000-0x0000000000FF8000-memory.dmp themida behavioral2/memory/3692-140-0x0000000000990000-0x0000000000FF8000-memory.dmp themida behavioral2/memory/3692-158-0x0000000000990000-0x0000000000FF8000-memory.dmp themida -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Processes:
807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
Processes:
807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exen5ZwhZg2.exepid process 3692 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe 3916 n5ZwhZg2.exe 3916 n5ZwhZg2.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 4544 schtasks.exe 2352 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exepowershell.exepid process 3692 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe 3692 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe 384 powershell.exe 384 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 384 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
n5ZwhZg2.exepid process 3916 n5ZwhZg2.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exen5ZwhZg2.exeEkBHGXMW.exedescription pid process target process PID 3692 wrote to memory of 3916 3692 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe n5ZwhZg2.exe PID 3692 wrote to memory of 3916 3692 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe n5ZwhZg2.exe PID 3692 wrote to memory of 3916 3692 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe n5ZwhZg2.exe PID 3916 wrote to memory of 4544 3916 n5ZwhZg2.exe schtasks.exe PID 3916 wrote to memory of 4544 3916 n5ZwhZg2.exe schtasks.exe PID 3916 wrote to memory of 4544 3916 n5ZwhZg2.exe schtasks.exe PID 3916 wrote to memory of 3872 3916 n5ZwhZg2.exe schtasks.exe PID 3916 wrote to memory of 3872 3916 n5ZwhZg2.exe schtasks.exe PID 3916 wrote to memory of 3872 3916 n5ZwhZg2.exe schtasks.exe PID 3916 wrote to memory of 2352 3916 n5ZwhZg2.exe schtasks.exe PID 3916 wrote to memory of 2352 3916 n5ZwhZg2.exe schtasks.exe PID 3916 wrote to memory of 2352 3916 n5ZwhZg2.exe schtasks.exe PID 3692 wrote to memory of 764 3692 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe EkBHGXMW.exe PID 3692 wrote to memory of 764 3692 807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe EkBHGXMW.exe PID 764 wrote to memory of 384 764 EkBHGXMW.exe powershell.exe PID 764 wrote to memory of 384 764 EkBHGXMW.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe"C:\Users\Admin\AppData\Local\Temp\807b8685ce73d047f5a4b865f43a557183d4cb37293416fc6be0b660b63b7cf4.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\n5ZwhZg2.exe"C:\Users\Admin\AppData\Roaming\n5ZwhZg2.exe"2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 5 /tn "Event Viewer Snap-in Launcher (29762912)" /tr "C:\Users\Admin\AppData\Roaming\EventViewer\eventvwr.exe"3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\schtasks.exe/C /Query /XML /TN "Event Viewer Snap-in Launcher (29762912)"3⤵
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /tn "Event Viewer Snap-in Launcher (29762912)" /XML "C:\Users\Admin\AppData\Roaming\EventViewer\tfnme73946158264.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Roaming\EkBHGXMW.exe"C:\Users\Admin\AppData\Roaming\EkBHGXMW.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell "" "Get-WmiObject Win32_PortConnector"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\mozglue.dllFilesize
612KB
MD5f07d9977430e762b563eaadc2b94bbfa
SHA1da0a05b2b8d269fb73558dfcf0ed5c167f6d3877
SHA2564191faf7e5eb105a0f4c5c6ed3e9e9c71014e8aa39bbee313bc92d1411e9e862
SHA5126afd512e4099643bba3fc7700dd72744156b78b7bda10263ba1f8571d1e282133a433215a9222a7799f9824f244a2bc80c2816a62de1497017a4b26d562b7eaf
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C:\Users\Admin\AppData\LocalLow\nss3.dllFilesize
1.9MB
MD5f67d08e8c02574cbc2f1122c53bfb976
SHA16522992957e7e4d074947cad63189f308a80fcf2
SHA256c65b7afb05ee2b2687e6280594019068c3d3829182dfe8604ce4adf2116cc46e
SHA5122e9d0a211d2b085514f181852fae6e7ca6aed4d29f396348bedb59c556e39621810a9a74671566a49e126ec73a60d0f781fa9085eb407df1eefd942c18853be5
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C:\Users\Admin\AppData\LocalLow\sqlite3.dllFilesize
1.0MB
MD5dbf4f8dcefb8056dc6bae4b67ff810ce
SHA1bbac1dd8a07c6069415c04b62747d794736d0689
SHA25647b64311719000fa8c432165a0fdcdfed735d5b54977b052de915b1cbbbf9d68
SHA512b572ca2f2e4a5cc93e4fcc7a18c0ae6df888aa4c55bc7da591e316927a4b5cfcbdda6e60018950be891ff3b26f470cc5cce34d217c2d35074322ab84c32a25d1
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C:\Users\Admin\AppData\Roaming\EkBHGXMW.exeFilesize
5.1MB
MD50ef1e548f0602b89ec5c63152842acf4
SHA111373303c98cc328cae54e067b5666a181ccb3db
SHA2568b03872c981e72aa24fd680e3d8f49768341f2c86fdabe51f4e5302c41b194a7
SHA512c1102b2c7ef902fc7a8686d3c3f9950f68a7c67cf97ba740175afe6db7de68795a2f6d1b6fd253390f81698d8c49ac32091bf342fb3f48cc830305cba04a8d21
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C:\Users\Admin\AppData\Roaming\EkBHGXMW.exeFilesize
5.1MB
MD50ef1e548f0602b89ec5c63152842acf4
SHA111373303c98cc328cae54e067b5666a181ccb3db
SHA2568b03872c981e72aa24fd680e3d8f49768341f2c86fdabe51f4e5302c41b194a7
SHA512c1102b2c7ef902fc7a8686d3c3f9950f68a7c67cf97ba740175afe6db7de68795a2f6d1b6fd253390f81698d8c49ac32091bf342fb3f48cc830305cba04a8d21
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C:\Users\Admin\AppData\Roaming\EventViewer\tfnme73946158264.tmpFilesize
1KB
MD586965deea103bab8e6ce13fbb47d9fcf
SHA1f6ff20b2763b85ec2595018b7ec0e2cc6a29e49f
SHA256aede45577146d1e66541d617c1f54e1e86e8d3a54fce810862ab03a5c1265e38
SHA512518ee35ab1608933f582d896a376deb04d4103a10edf7b191cca9e106f14d3e5e4bd1e214f753fe2c182f451e29081be67ff7bb91cbc767efa5cd3daad82fa84
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C:\Users\Admin\AppData\Roaming\n5ZwhZg2.exeFilesize
2.1MB
MD5ce8b35df4d953c4547ed648081a40663
SHA174f7463e0b442d9414ea96e9664f77af9f15ad14
SHA256c3bf2979e5ccde1d2f5d07a93a761d0374d38b70e477704241703be0cc61c18b
SHA51264b861dd81e138f869418761bb8c08a91576a1e3bcd0a90e7c8049ee1a3d4c6c1fcf4aa8b7f8a696b494e74cd5e73d1346dddcb3e0540afe87a8a488cee8736a
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C:\Users\Admin\AppData\Roaming\n5ZwhZg2.exeFilesize
2.1MB
MD5ce8b35df4d953c4547ed648081a40663
SHA174f7463e0b442d9414ea96e9664f77af9f15ad14
SHA256c3bf2979e5ccde1d2f5d07a93a761d0374d38b70e477704241703be0cc61c18b
SHA51264b861dd81e138f869418761bb8c08a91576a1e3bcd0a90e7c8049ee1a3d4c6c1fcf4aa8b7f8a696b494e74cd5e73d1346dddcb3e0540afe87a8a488cee8736a
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memory/384-162-0x0000023778710000-0x0000023778732000-memory.dmpFilesize
136KB
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memory/384-161-0x0000000000000000-mapping.dmp
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memory/384-163-0x00007FFE80F30000-0x00007FFE819F1000-memory.dmpFilesize
10.8MB
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memory/384-164-0x00007FFE80F30000-0x00007FFE819F1000-memory.dmpFilesize
10.8MB
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memory/764-159-0x0000000000FF0000-0x0000000002295000-memory.dmpFilesize
18.6MB
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memory/764-160-0x0000000000FF0000-0x0000000002295000-memory.dmpFilesize
18.6MB
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memory/764-154-0x0000000000000000-mapping.dmp
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memory/764-165-0x0000000000FF0000-0x0000000002295000-memory.dmpFilesize
18.6MB
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memory/2352-151-0x0000000000000000-mapping.dmp
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memory/3692-140-0x0000000000990000-0x0000000000FF8000-memory.dmpFilesize
6.4MB
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memory/3692-136-0x0000000000990000-0x0000000000FF8000-memory.dmpFilesize
6.4MB
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memory/3692-133-0x0000000000990000-0x0000000000FF8000-memory.dmpFilesize
6.4MB
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memory/3692-134-0x0000000000990000-0x0000000000FF8000-memory.dmpFilesize
6.4MB
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memory/3692-135-0x0000000000990000-0x0000000000FF8000-memory.dmpFilesize
6.4MB
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memory/3692-137-0x0000000000990000-0x0000000000FF8000-memory.dmpFilesize
6.4MB
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memory/3692-138-0x0000000077A70000-0x0000000077C13000-memory.dmpFilesize
1.6MB
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memory/3692-143-0x0000000077A70000-0x0000000077C13000-memory.dmpFilesize
1.6MB
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memory/3692-157-0x0000000077A70000-0x0000000077C13000-memory.dmpFilesize
1.6MB
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memory/3692-158-0x0000000000990000-0x0000000000FF8000-memory.dmpFilesize
6.4MB
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memory/3692-132-0x0000000000990000-0x0000000000FF8000-memory.dmpFilesize
6.4MB
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memory/3872-150-0x0000000000000000-mapping.dmp
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memory/3916-144-0x0000000000000000-mapping.dmp
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memory/3916-153-0x00000000002F0000-0x0000000000C4C000-memory.dmpFilesize
9.4MB
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memory/3916-148-0x00000000002F0000-0x0000000000C4C000-memory.dmpFilesize
9.4MB
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memory/3916-149-0x000000007F890000-0x000000007FC61000-memory.dmpFilesize
3.8MB
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memory/4544-147-0x0000000000000000-mapping.dmp