Overview
overview
9Static
static
3CustomVR-S....4.exe
windows10-2004-x64
9CustomVR-S....4.exe
windows11-ltsc_2024-x64
9$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDIR/UAC.dll
windows10-2004-x64
3$PLUGINSDIR/UAC.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows11-ltsc_2024-x64
4resources/...gen.py
ubuntu-18.04-amd64
3resources/...gen.py
debian-9-armhf
3resources/...gen.py
debian-9-mips
3resources/...gen.py
debian-9-mipsel
3resources/...oke.js
ubuntu-18.04-amd64
3resources/...oke.js
debian-9-armhf
4resources/...oke.js
debian-9-mips
3resources/...oke.js
debian-9-mipsel
3resources/...der.js
windows10-2004-x64
3resources/...der.js
windows11-ltsc_2024-x64
3resources/...dex.js
windows10-2004-x64
3resources/...dex.js
windows11-ltsc_2024-x64
3resources/...ols.js
windows10-2004-x64
3resources/...ols.js
windows11-ltsc_2024-x64
3resources/...nit.js
windows10-2004-x64
3resources/...nit.js
windows11-ltsc_2024-x64
3resources/...nes.js
ubuntu-18.04-amd64
3resources/...nes.js
debian-9-armhf
4resources/...nes.js
debian-9-mips
3resources/...nes.js
debian-9-mipsel
3resources/...inl.js
windows10-2004-x64
3resources/...inl.js
windows11-ltsc_2024-x64
3General
- Target CustomVR-Setup-3.78.4.exe
- Size 114.4MB
- Sample260628-cfbreaey5z
- SHA256 6bb2f677cf18501468f813816578b5c03197c454fe0e11aaa71acfe7dcd71cfb
- MD5 374bf510b13d6b7b0e0ab2bdaf6a435b
- SHA1 7f57de90fd8787e89cac14197e7a287abbe4e48e
- SHA512 6a60466a4da1228707aa87a89ad539b11c59d2c5aa31cd67fd47086c5658975517cc48f83975b35770a663889f77864b8dfbb623da6d24bf9c4d79025e873d35
- SSDEEP 3145728:MYXLQiWn/ynFN88JuS9yjFLY3EppbJNJOO5V3JS:bQlqnFN88JH9yjZ/pbLJq
- TLSH T1E948331124554B3DFB80FA76639E90FA26CCAF05C4B3902B0A33B5E975747C6E6C5A23
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
CustomVR-Setup-3.78.4.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
CustomVR-Setup-3.78.4.exe
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/UAC.dll
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/WinShell.dll
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral11
Sample
resources/app.asar.unpacked/node_modules/koffi/lib/native/base/unicode_gen.py
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral12
Sample
resources/app.asar.unpacked/node_modules/koffi/lib/native/base/unicode_gen.py
Resource
debian9-armhf-20260513-en
Behavioral task
behavioral13
Sample
resources/app.asar.unpacked/node_modules/koffi/lib/native/base/unicode_gen.py
Resource
debian9-mipsbe-20260513-en
Behavioral task
behavioral14
Sample
resources/app.asar.unpacked/node_modules/koffi/lib/native/base/unicode_gen.py
Resource
debian9-mipsel-20260513-en
Behavioral task
behavioral15
Sample
resources/app.asar.unpacked/node_modules/koffi/src/cnoke/cnoke.js
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral16
Sample
resources/app.asar.unpacked/node_modules/koffi/src/cnoke/cnoke.js
Resource
debian9-armhf-20260513-en
Behavioral task
behavioral17
Sample
resources/app.asar.unpacked/node_modules/koffi/src/cnoke/cnoke.js
Resource
debian9-mipsbe-20260513-en
Behavioral task
behavioral18
Sample
resources/app.asar.unpacked/node_modules/koffi/src/cnoke/cnoke.js
Resource
debian9-mipsel-20260513-en
Behavioral task
behavioral19
Sample
resources/app.asar.unpacked/node_modules/koffi/src/cnoke/src/builder.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
resources/app.asar.unpacked/node_modules/koffi/src/cnoke/src/builder.js
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral21
Sample
resources/app.asar.unpacked/node_modules/koffi/src/cnoke/src/index.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
resources/app.asar.unpacked/node_modules/koffi/src/cnoke/src/index.js
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral23
Sample
resources/app.asar.unpacked/node_modules/koffi/src/cnoke/src/tools.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
resources/app.asar.unpacked/node_modules/koffi/src/cnoke/src/tools.js
Resource
win11ltsc2024-20260617-en
Behavioral task
behavioral25
Sample
resources/app.asar.unpacked/node_modules/koffi/src/koffi/src/init.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
resources/app.asar.unpacked/node_modules/koffi/src/koffi/src/init.js
Resource
win11ltsc2024-20260618-en
Behavioral task
behavioral27
Sample
resources/app.asar.unpacked/node_modules/koffi/src/koffi/tools/write_trampolines.js
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral28
Sample
resources/app.asar.unpacked/node_modules/koffi/src/koffi/tools/write_trampolines.js
Resource
debian9-armhf-20260513-en
Behavioral task
behavioral29
Sample
resources/app.asar.unpacked/node_modules/koffi/src/koffi/tools/write_trampolines.js
Resource
debian9-mipsbe-20260513-en
Behavioral task
behavioral30
Sample
resources/app.asar.unpacked/node_modules/koffi/src/koffi/tools/write_trampolines.js
Resource
debian9-mipsel-20260513-en
Behavioral task
behavioral31
Sample
resources/app.asar.unpacked/node_modules/koffi/vendor/node-addon-api/napi-inl.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
resources/app.asar.unpacked/node_modules/koffi/vendor/node-addon-api/napi-inl.js
Resource
win11ltsc2024-20260618-en
Malware Config
Targets
-
- Target CustomVR-Setup-3.78.4.exe
- Size 114.4MB
- SHA256 6bb2f677cf18501468f813816578b5c03197c454fe0e11aaa71acfe7dcd71cfb
- MD5 374bf510b13d6b7b0e0ab2bdaf6a435b
- SHA1 7f57de90fd8787e89cac14197e7a287abbe4e48e
- SHA512 6a60466a4da1228707aa87a89ad539b11c59d2c5aa31cd67fd47086c5658975517cc48f83975b35770a663889f77864b8dfbb623da6d24bf9c4d79025e873d35
- SSDEEP 3145728:MYXLQiWn/ynFN88JuS9yjFLY3EppbJNJOO5V3JS:bQlqnFN88JH9yjZ/pbLJq
- TLSH T1E948331124554B3DFB80FA76639E90FA26CCAF05C4B3902B0A33B5E975747C6E6C5A23
- MD5 SHA1 SHA512 SSDEEP TLSH
Enumerates VirtualBox registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Looks for VirtualBox Guest Additions in registry
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
Looks for VMWare Tools registry key
Looks for VMWare services registry key.
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
Enumerates processes with tasklist
-
- Target $PLUGINSDIR/StdUtils.dll
- Size 100KB
- SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
- MD5 c6a6e03f77c313b267498515488c5740
- SHA1 3d49fc2784b9450962ed6b82b46e9c3c957d7c15
- SHA512 9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803
- SSDEEP 3072:WNuZmJ9TDP3ahD2TF7Rq9cJNPhF9vyHf:WNuZ81zaAFHhF9v
- TLSH T125A33B62A2FA9CF5E4E70B3D1469BB264CBB7B383431D93F2342054B8534586DA2D35B
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10 -
- Target $PLUGINSDIR/System.dll
- Size 12KB
- SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
- MD5 0d7ad4f45dc6f5aa87f606d0331c6901
- SHA1 48df0911f0484cbe2a8cdd5362140b63c41ee457
- SHA512 c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9
- SSDEEP 192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6
- TLSH T1BA428E12977049F2F1A0183C10A67F265FBEAE5C1BE445A39FE380867D652DF9436343
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10 -
- Target $PLUGINSDIR/UAC.dll
- Size 14KB
- SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
- MD5 adb29e6b186daa765dc750128649b63d
- SHA1 160cbdc4cb0ac2c142d361df138c537aa7e708c9
- SHA512 b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada
- SSDEEP 192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs
- TLSH T10F623AAA62E847BEE2221636B96723130BFDB5203DA1D01F4D531E596C30BE3953D61A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10 -
- Target $PLUGINSDIR/WinShell.dll
- Size 3KB
- SHA256 9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6
- MD5 1cc7c37b7e0c8cd8bf04b6cc283e1e56
- SHA1 0b9519763be6625bd5abce175dcc59c96d100d4c
- SHA512 7acf7f8e68aa6066b59ca9f2ae2e67997e6b347bc08eb788d2a119b3295c844b5b9606757168e8d2fbd61c2cda367bf80e9e48c9a52c28d5a7a00464bfd2048f
- TLSH T16A51365F13BED7A4C3071738A6FBDC85749B440012C659558BB2172ABF141E0BB3CD08
- MD5 SHA1 SHA512 TLSH
Score4/10 -
- Target resources/app.asar.unpacked/node_modules/koffi/lib/native/base/unicode_gen.py
- Size 4KB
- SHA256 402e17c0b48c4d79da1234e10e57d7174b9103c376dd43ad9a1e044a9fb39944
- MD5 ac6fce83cb314c3b4795dea5ae6c7f4d
- SHA1 d7204931b2c48734d3088b1fdc6d043745c9d1fd
- SHA512 c99fcf518a86acf4dc7cefd506f92a4e983de9af12f1a454c18dd0b6f856c2b6cd7970e64e1c4c224c0da819c2716a01416b5c339b41d139aa6c6c137fa9cac2
- SSDEEP 96:O2K6bnQmTL4/4wMZE1WV8vizZBzq8OTe4oN+N09i9tKua9VbZSDbbWHbw64bbEAm:cAT6JA8kq8OTe4oNi7FcwiSEAtI
- TLSH T136A16521B89A55508B4713284DABE609A32C7A13E3016978FEEC73D42FC4835D7F5B9D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10 -
- Target resources/app.asar.unpacked/node_modules/koffi/src/cnoke/cnoke.js
- Size 6KB
- SHA256 dfa8d4d5a1e7e4cdd51ac2b656b93e816718d5912dcaa28002bf3d6cb3068b46
- MD5 5c4e1ed34fa6ee4ee79a9673299975f3
- SHA1 a6f3f69943a2eaaa63479c2ba6ec682cfedd9f53
- SHA512 b9fd2426537f9d619744e49beab5717cd7284269c6a259d62c6214e829d6c5983f17f09caa30bd30315222e9497e8a601b14c22cffcf0bf5c08ab70600f19883
- SSDEEP 96:d3GJlhDS8zUMzW19ajxBaZlEOJ6CyB8/gXFodUVtmsRxA:UJlhDSS9m9aWaq6CyK2bs
- TLSH T1B9E131052AFF163346272496D5D74814ED3A87BB03487DAE3D6CBEC05F8193180FEA98
- MD5 SHA1 SHA512 SSDEEP TLSH
-
- Target resources/app.asar.unpacked/node_modules/koffi/src/cnoke/src/builder.js
- Size 17KB
- SHA256 53a48af14d00256f3f60d6265d8bc637fe1fe50e0cbebb3ecc610bd9cc46b199
- MD5 7f7ee4a61fcd702b9646f19a7a4b1859
- SHA1 d65df0ad2d5d5210fbeb69559e6bb31d1dee4524
- SHA512 3ad6f0d216e5273d4d9e39fbe1a028d662aa5ed3a94e5223f65378ef3cf68b89f780204ac0b1c64a4b4a52679238ad68a112dd24aa4ea676772aade44101ce31
- SSDEEP 384:+Yl7NIcaf/inMPI/s/Cw9MhEtVv9yeDBldPEsxjc:+YlxItKMg/oCw9MhEtVv9yeDBllz5c
- TLSH T10B82942642F752232333B4BD6BEB80466AB9C9131309D51C7A4C57912FE097886F3BED
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10 -
- Target resources/app.asar.unpacked/node_modules/koffi/src/cnoke/src/index.js
- Size 247B
- SHA256 01cdd6266047bdf69d79c0ea48fdcd830471282eddc0b9c8259558baaff62cd7
- MD5 c3de2b22771386ba46ad88f2affe7693
- SHA1 0475c9895486ff907f8dd75d172a49b664c4cea6
- SHA512 5e4cb238cac5fdf939de3010d2b6ff27d3d56fc5b2e0a688b97803a92a87fcbb9f0ab1071c1880c3861acdebb80d8b6447a7143f286bd35aa228b887714c341b
- TLSH T124D05BA3A8B45420484606C4D4F49F36A8A6D4239085A871741C8293115A46405D98CD
- MD5 SHA1 SHA512 TLSH
Score3/10 -
- Target resources/app.asar.unpacked/node_modules/koffi/src/cnoke/src/tools.js
- Size 12KB
- SHA256 7b12a3ddc0a7706b7e5cc6155537e9abf3c75c124e5ca38ab58c8dc0b8eea58a
- MD5 b646903f885818c0128a29ea6dc07986
- SHA1 60d3fa059c40cce9704ee6372353058615cde625
- SHA512 b65d3191baecddcc09d6cbbd3f1ef466c1de91424b262faa8ef57169876ecf53f73d3bb2ca43497ad68e56a5599c2ce1d3262d2c90733db7f952d751b7955bb0
- SSDEEP 192:+QH8fL4laPapCfzLDa1xc5j5nxI1nWZyWPuBqmR0ApfBn65bKtvmqdRgDD9j00sP:+YQaH7D1h0A25be/RgDDd00ssRwfgNQN
- TLSH T17942744949FA31224323F16ACBDBAC0EA2558447650B8D1CB98CA3D67FC07B9D5E17F4
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10 -
- Target resources/app.asar.unpacked/node_modules/koffi/src/koffi/src/init.js
- Size 3KB
- SHA256 76c95aba02c0e8b2df4a0580af41c65f5a2fab8dbbc86cc02e6eb177268d0d9b
- MD5 794d621d8cedff7fb5f6cdcb7ec0fbd7
- SHA1 ce812ea504834f075efdca10cd679af37a43f61e
- SHA512 4238ef4f656793ad292c6c167f6f4079db4438321a0c94b78ad18d93f78e8a76186a44583adf8f009e7b8772edcf98c9a61b9f4ad8f29e135076f3d0509a18bc
- TLSH T1F781532E23EB90A1AB527368A68B50D556B9C02302145B147D8C9382BFDC47C87F7AB4
- MD5 SHA1 SHA512 TLSH
Score3/10 -
- Target resources/app.asar.unpacked/node_modules/koffi/src/koffi/tools/write_trampolines.js
- Size 1KB
- SHA256 3ab8e2ca421a950555b9866396ea9d2632d3a70d5674096a20968fd0458cfd7d
- MD5 364e1e3a2f1d19d03ed006beaf83cb1b
- SHA1 5a508286c137d07b6051b47e4cb0dbbbbc7b6eca
- SHA512 b5afc7a22906607bc2830e64e6b751e1dd3c7f4c441b967f57a7de88ed75c5eca2e5ab3874ec137dac381d868206c1e0579b8b15ac27004d56610bd2b7dfd387
- TLSH T132419D24C59E02344323846A6FB7D40254C9B9173AD8EE14FD1CA7852FDA63EB6A1B29
- MD5 SHA1 SHA512 TLSH
-
- Target resources/app.asar.unpacked/node_modules/koffi/vendor/node-addon-api/napi-inl.h
- Size 230KB
- SHA256 797668948d7f2df0ee8fcfe734af5b55942768bc7e15e77196a1f1107bba3635
- MD5 a9252880de2b63d2584a0dfccfbbc837
- SHA1 5b83588083a8824c0905aee4867c576d78473a3a
- SHA512 dfe26b6491340589583e6173dcd253d3521413817eafc4b8a36386da56b726e27fb0fd59671d063ca77ea50902dd80c9bb88215c06248ae1aef1e5d815622939
- SSDEEP 6144:2dPvxWsSKWEkRBa8iOV65+04Ho8mhRFf3j/LtapJiK7wflzb/QNJnThjbdD75kZW:2dP5WsYEkRBa8iOV65+04Ho8mhRFf3jO
- TLSH T14A34A61436E5F1012A62E723682A92519E19943B2F3CDF90F1DDB3247F805BEB13A797
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
4JavaScript
2PowerShell
1Python
1Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Ignore Process Interrupts
1Modify Registry
3Obfuscated Files or Information
1Command Obfuscation
1Virtualization/Sandbox Evasion
6System Checks
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2