Analysis
-
max time kernel
141s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
28-06-2024 12:26
Static task
static1
Behavioral task
behavioral1
Sample
773e8af03da6e64f25166e7df67d71fe.exe
Resource
win7-20240419-en
General
-
Target
773e8af03da6e64f25166e7df67d71fe.exe
-
Size
2.4MB
-
MD5
773e8af03da6e64f25166e7df67d71fe
-
SHA1
db43e8714ce1c8d496e0eef1f9f61fafa5dfa0ad
-
SHA256
03b6b9b10aad113cb8e9bd43d0ed189dde70170e6141aa2bd3cbec5644e7553e
-
SHA512
70bb1a7bf085b4373d06db5f1fe8acd011d5fac4d0c3f631b2d2ec7ba355cd05127b21eab290de500c09326674948a8b788eb49eb1ce21d1f58e53c3f22fafe6
-
SSDEEP
49152:InkYmh7/egM/WXtzFAmlR0yIwsMa720naH3QqN2zw0XTUzQaQo6Az99ZP:InkvZmgCeM8KTN60aH3QqN2z5XUQawAB
Malware Config
Extracted
stealc
default
http://85.28.47.4
-
url_path
/920475a59bac849d.php
Extracted
amadey
4.30
4dd39d
http://77.91.77.82
-
install_dir
ad40971b6b
-
install_file
explorti.exe
-
strings_key
a434973ad22def7137dbb5e059b7081e
-
url_paths
/Hun4Ko/index.php
Signatures
-
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs
Processes:
explorti.exeCGCFCBAKKF.exeexplorti.exeexplorti.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ CGCFCBAKKF.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe -
Downloads MZ/PE file
-
Checks BIOS information in registry 2 TTPs 8 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
CGCFCBAKKF.exeexplorti.exeexplorti.exeexplorti.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion CGCFCBAKKF.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion CGCFCBAKKF.exe -
Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
cmd.exeCGCFCBAKKF.exeexplorti.exe773e8af03da6e64f25166e7df67d71fe.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation cmd.exe Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation CGCFCBAKKF.exe Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation explorti.exe Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation 773e8af03da6e64f25166e7df67d71fe.exe -
Executes dropped EXE 5 IoCs
Processes:
CGCFCBAKKF.exeexplorti.exe846f6f2701.exeexplorti.exeexplorti.exepid process 4528 CGCFCBAKKF.exe 3472 explorti.exe 2216 846f6f2701.exe 3216 explorti.exe 3648 explorti.exe -
Identifies Wine through registry keys 2 TTPs 4 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
CGCFCBAKKF.exeexplorti.exeexplorti.exeexplorti.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine CGCFCBAKKF.exe Key opened \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine explorti.exe -
Loads dropped DLL 2 IoCs
Processes:
773e8af03da6e64f25166e7df67d71fe.exepid process 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs
Processes:
773e8af03da6e64f25166e7df67d71fe.exeCGCFCBAKKF.exeexplorti.exe846f6f2701.exeexplorti.exeexplorti.exepid process 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 4528 CGCFCBAKKF.exe 3472 explorti.exe 2216 846f6f2701.exe 3216 explorti.exe 2216 846f6f2701.exe 2216 846f6f2701.exe 2216 846f6f2701.exe 3648 explorti.exe -
Drops file in Windows directory 1 IoCs
Processes:
CGCFCBAKKF.exedescription ioc process File created C:\Windows\Tasks\explorti.job CGCFCBAKKF.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
773e8af03da6e64f25166e7df67d71fe.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 773e8af03da6e64f25166e7df67d71fe.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 773e8af03da6e64f25166e7df67d71fe.exe -
Suspicious behavior: EnumeratesProcesses 24 IoCs
Processes:
773e8af03da6e64f25166e7df67d71fe.exeCGCFCBAKKF.exeexplorti.exeexplorti.exeexplorti.exepid process 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 540 773e8af03da6e64f25166e7df67d71fe.exe 4528 CGCFCBAKKF.exe 4528 CGCFCBAKKF.exe 3472 explorti.exe 3472 explorti.exe 3216 explorti.exe 3216 explorti.exe 3648 explorti.exe 3648 explorti.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
CGCFCBAKKF.exepid process 4528 CGCFCBAKKF.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
773e8af03da6e64f25166e7df67d71fe.execmd.exe846f6f2701.exepid process 540 773e8af03da6e64f25166e7df67d71fe.exe 1172 cmd.exe 2216 846f6f2701.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
773e8af03da6e64f25166e7df67d71fe.execmd.exeCGCFCBAKKF.exeexplorti.exedescription pid process target process PID 540 wrote to memory of 2340 540 773e8af03da6e64f25166e7df67d71fe.exe cmd.exe PID 540 wrote to memory of 2340 540 773e8af03da6e64f25166e7df67d71fe.exe cmd.exe PID 540 wrote to memory of 2340 540 773e8af03da6e64f25166e7df67d71fe.exe cmd.exe PID 540 wrote to memory of 1172 540 773e8af03da6e64f25166e7df67d71fe.exe cmd.exe PID 540 wrote to memory of 1172 540 773e8af03da6e64f25166e7df67d71fe.exe cmd.exe PID 540 wrote to memory of 1172 540 773e8af03da6e64f25166e7df67d71fe.exe cmd.exe PID 2340 wrote to memory of 4528 2340 cmd.exe CGCFCBAKKF.exe PID 2340 wrote to memory of 4528 2340 cmd.exe CGCFCBAKKF.exe PID 2340 wrote to memory of 4528 2340 cmd.exe CGCFCBAKKF.exe PID 4528 wrote to memory of 3472 4528 CGCFCBAKKF.exe explorti.exe PID 4528 wrote to memory of 3472 4528 CGCFCBAKKF.exe explorti.exe PID 4528 wrote to memory of 3472 4528 CGCFCBAKKF.exe explorti.exe PID 3472 wrote to memory of 2216 3472 explorti.exe 846f6f2701.exe PID 3472 wrote to memory of 2216 3472 explorti.exe 846f6f2701.exe PID 3472 wrote to memory of 2216 3472 explorti.exe 846f6f2701.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\773e8af03da6e64f25166e7df67d71fe.exe"C:\Users\Admin\AppData\Local\Temp\773e8af03da6e64f25166e7df67d71fe.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CGCFCBAKKF.exe"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\CGCFCBAKKF.exe"C:\Users\Admin\AppData\Local\Temp\CGCFCBAKKF.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"4⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\1000006001\846f6f2701.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\846f6f2701.exe"5⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\FCFBFBFBKF.exe"2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4216,i,9746875443948590908,1444894342962555245,262144 --variations-seed-version --mojo-platform-channel-handle=4332 /prefetch:81⤵
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=2972,i,9746875443948590908,1444894342962555245,262144 --variations-seed-version --mojo-platform-channel-handle=2380 /prefetch:31⤵
-
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
-
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\ProgramData\mozglue.dllFilesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
C:\ProgramData\nss3.dllFilesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
-
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending ReportsFilesize
2B
MD5d751713988987e9331980363e24189ce
SHA197d170e1550eee4afc0af065b78cda302a97674c
SHA2564f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
SHA512b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
-
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch DictionariesFilesize
40B
MD520d4b8fa017a12a108c87f540836e250
SHA11ac617fac131262b6d3ce1f52f5907e31d5f6f00
SHA2566028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
SHA512507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856
-
C:\Users\Admin\AppData\Local\Temp\1000006001\846f6f2701.exeFilesize
2.4MB
MD5773e8af03da6e64f25166e7df67d71fe
SHA1db43e8714ce1c8d496e0eef1f9f61fafa5dfa0ad
SHA25603b6b9b10aad113cb8e9bd43d0ed189dde70170e6141aa2bd3cbec5644e7553e
SHA51270bb1a7bf085b4373d06db5f1fe8acd011d5fac4d0c3f631b2d2ec7ba355cd05127b21eab290de500c09326674948a8b788eb49eb1ce21d1f58e53c3f22fafe6
-
C:\Users\Admin\AppData\Local\Temp\CGCFCBAKKF.exeFilesize
1.8MB
MD5c9d42391bc824ab93b687a01dfddb73c
SHA1f20db72b178bb65c04802eaeb80df13901464519
SHA2561cd15af74427f7b75a6f8f3f46bf8f9e2cd1bd206a11415ac0eb1422d095a2ea
SHA5120e34a9efeeeba2b2ad7d76c61eab26b8a454d35ef6dc8b99754c55f3d2d080b616f1dfe031b370c4de679194ac887b18e2c822fe379362eabde7c167592f37d7
-
memory/540-3-0x0000000000BC0000-0x000000000178F000-memory.dmpFilesize
11.8MB
-
memory/540-6-0x0000000061E00000-0x0000000061EF3000-memory.dmpFilesize
972KB
-
memory/540-51-0x0000000000BC0000-0x000000000178F000-memory.dmpFilesize
11.8MB
-
memory/540-5-0x000000007F550000-0x000000007F921000-memory.dmpFilesize
3.8MB
-
memory/540-4-0x0000000000BC0000-0x000000000178F000-memory.dmpFilesize
11.8MB
-
memory/540-88-0x0000000000BC0000-0x000000000178F000-memory.dmpFilesize
11.8MB
-
memory/540-2-0x0000000000BC0000-0x000000000178F000-memory.dmpFilesize
11.8MB
-
memory/540-0-0x0000000000BC0000-0x000000000178F000-memory.dmpFilesize
11.8MB
-
memory/540-1-0x000000007F550000-0x000000007F921000-memory.dmpFilesize
3.8MB
-
memory/2216-127-0x00000000002C0000-0x0000000000E8F000-memory.dmpFilesize
11.8MB
-
memory/2216-132-0x00000000002C0000-0x0000000000E8F000-memory.dmpFilesize
11.8MB
-
memory/2216-137-0x00000000002C0000-0x0000000000E8F000-memory.dmpFilesize
11.8MB
-
memory/2216-136-0x00000000002C0000-0x0000000000E8F000-memory.dmpFilesize
11.8MB
-
memory/2216-134-0x00000000002C0000-0x0000000000E8F000-memory.dmpFilesize
11.8MB
-
memory/3216-131-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3216-130-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3472-139-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3472-145-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3472-129-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3472-135-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3472-147-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3472-111-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3472-133-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3472-140-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3472-138-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3472-142-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3472-146-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3648-143-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/3648-144-0x00000000005B0000-0x0000000000A69000-memory.dmpFilesize
4.7MB
-
memory/4528-110-0x0000000000E00000-0x00000000012B9000-memory.dmpFilesize
4.7MB
-
memory/4528-92-0x0000000000E00000-0x00000000012B9000-memory.dmpFilesize
4.7MB