Overview
overview
8Static
static
3WorkshopDo...er.zip
windows10-2004-x64
3WorkshopDo...er.zip
windows11-ltsc_2024-x64
8DepotDownl...s.json
windows10-2004-x64
3DepotDownl...s.json
windows11-ltsc_2024-x64
8DepotDownl...od.exe
windows10-2004-x64
1DepotDownl...od.exe
windows11-ltsc_2024-x64
8DepotDownl...od.exe
windows10-2004-x64
1DepotDownl...od.exe
windows11-ltsc_2024-x64
1DepotDownl...od.pdb
windows10-2004-x64
3DepotDownl...od.pdb
windows11-ltsc_2024-x64
8DepotDownl...g.json
windows10-2004-x64
3DepotDownl...g.json
windows11-ltsc_2024-x64
3DepotDownl...ICENSE
windows10-2004-x64
3DepotDownl...ICENSE
windows11-ltsc_2024-x64
3DepotDownl...er.dll
windows10-2004-x64
1DepotDownl...er.dll
windows11-ltsc_2024-x64
1DepotDownl...t2.dll
windows10-2004-x64
1DepotDownl...t2.dll
windows11-ltsc_2024-x64
1DepotDownl...ng.dll
windows10-2004-x64
1DepotDownl...ng.dll
windows11-ltsc_2024-x64
1DepotDownl...rp.dll
windows10-2004-x64
1DepotDownl...rp.dll
windows11-ltsc_2024-x64
8DepotDownl...on.cfg
windows10-2004-x64
3DepotDownl...on.cfg
windows11-ltsc_2024-x64
3DepotDownl...re.dll
windows10-2004-x64
1DepotDownl...re.dll
windows11-ltsc_2024-x64
1DepotDownl...et.dll
windows10-2004-x64
1DepotDownl...et.dll
windows11-ltsc_2024-x64
1WorkshopDo...ro.exe
windows10-2004-x64
7WorkshopDo...ro.exe
windows11-ltsc_2024-x64
7SteamWorkS...py.pyc
windows10-2004-x64
3SteamWorkS...py.pyc
windows11-ltsc_2024-x64
8General
- Target WorkshopDownloader.zip
- Size 22.1MB
- Sample260908-fn72cssbpc
- SHA256 61d6cf2f6a9c51f613621cca2a7549349ca8866ade7a8842f00267614d212543
- MD5 f0a31a635c5c11aebd83298c38810312
- SHA1 3506b2300ddb41f38d8012f9a355e6c5c4462da9
- SHA512 56dbfc64e04e77e6f25447bda7921eee666c083b96a9b4c3dd5f6ba15d21bc577c1c7e71687972f239fb21e5ae66c8fe20da41249023767f705346dcb74ddd66
- SSDEEP 393216:frZHRKhkzLA1n9SoM9hHnLrwPSLg8BvyZMd0SAEkWEI6U11K/78+p5:DZHRKqzLA1gRRrMevGMdvkI6U11KT8+z
- TLSH T18E3733FEE9682DDDF9AAD37924B590418ACDE44C0CEAC460A0E887D58C575EC3D6270F
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
WorkshopDownloader.zip
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
WorkshopDownloader.zip
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
DepotDownloaderMod/DepotDownloaderMod.deps.json
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
DepotDownloaderMod/DepotDownloaderMod.deps.json
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
DepotDownloaderMod/DepotDownloaderMod.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
DepotDownloaderMod/DepotDownloaderMod.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
DepotDownloaderMod/DepotDownloaderMod.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
DepotDownloaderMod/DepotDownloaderMod.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
DepotDownloaderMod/DepotDownloaderMod.pdb
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
DepotDownloaderMod/DepotDownloaderMod.pdb
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral11
Sample
DepotDownloaderMod/DepotDownloaderMod.runtimeconfig.json
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
DepotDownloaderMod/DepotDownloaderMod.runtimeconfig.json
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral13
Sample
DepotDownloaderMod/LICENSE
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
DepotDownloaderMod/LICENSE
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral15
Sample
DepotDownloaderMod/QRCoder.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
DepotDownloaderMod/QRCoder.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral17
Sample
DepotDownloaderMod/SteamKit2.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
DepotDownloaderMod/SteamKit2.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral19
Sample
DepotDownloaderMod/System.IO.Hashing.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
DepotDownloaderMod/System.IO.Hashing.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral21
Sample
DepotDownloaderMod/ZstdSharp.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
DepotDownloaderMod/ZstdSharp.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral23
Sample
DepotDownloaderMod/lastsavelocation.cfg
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
DepotDownloaderMod/lastsavelocation.cfg
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral25
Sample
DepotDownloaderMod/protobuf-net.Core.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
DepotDownloaderMod/protobuf-net.Core.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral27
Sample
DepotDownloaderMod/protobuf-net.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
DepotDownloaderMod/protobuf-net.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral29
Sample
WorkshopDownloader_Pro.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral30
Sample
WorkshopDownloader_Pro.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral31
Sample
SteamWorkShopDownloaderpy.pyc
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
SteamWorkShopDownloaderpy.pyc
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target WorkshopDownloader.zip
- Size 22.1MB
- SHA256 61d6cf2f6a9c51f613621cca2a7549349ca8866ade7a8842f00267614d212543
- MD5 f0a31a635c5c11aebd83298c38810312
- SHA1 3506b2300ddb41f38d8012f9a355e6c5c4462da9
- SHA512 56dbfc64e04e77e6f25447bda7921eee666c083b96a9b4c3dd5f6ba15d21bc577c1c7e71687972f239fb21e5ae66c8fe20da41249023767f705346dcb74ddd66
- SSDEEP 393216:frZHRKhkzLA1n9SoM9hHnLrwPSLg8BvyZMd0SAEkWEI6U11K/78+p5:DZHRKqzLA1gRRrMevGMdvkI6U11KT8+z
- TLSH T18E3733FEE9682DDDF9AAD37924B590418ACDE44C0CEAC460A0E887D58C575EC3D6270F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score8/10-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
- Target DepotDownloaderMod/DepotDownloaderMod.deps.json
- Size 7KB
- SHA256 4c7728140a17ec8b2664fd6cedc94f5356260ada99a66b9e8512c10c6430b4d7
- MD5 9a4aecaa4858a8ac676999b996ec5256
- SHA1 bd3b92e8295d93432702df45a8a537d02f633d49
- SHA512 ea05f741cc13dcc3670838ab930e2433243e042c984cfca45cdc0681e78239a324b29eacc85479340f62ccb4cc18804e1161e8fe8d73d13de7fd5f5551dd49bd
- SSDEEP 96:pT/yMFIb7vDbKcu8Dagej13k7HLcfXfYPeBPYbjC6P25j1M9Sp9GNtcpfgqBNF8j:p9335x917Oc1jWBjN5t
- TLSH T1D3F1DD25D4905DB78530BB6159398241F629277F84005E8F78FCA89DCF73E8BA252F39
- MD5 SHA1 SHA512 SSDEEP TLSH
Score8/10-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
- Target DepotDownloaderMod/DepotDownloaderMod.dll
- Size 172KB
- SHA256 f6200eadeb9e36f6e1529a9592302bd04c17c2be3416bd43641a66262c777e99
- MD5 5d1c24c4a27adccad5341f365122534e
- SHA1 c0661680a150f02d937ee394eda4662b16ee1aab
- SHA512 ac467ee3dae0be05ea9b72951156a906d57e78792bd694e2e7b6bffc8b556995c35800d422d748db790b75665b18efae6947458018f9ef9d7a08f6b440ba111f
- SSDEEP 3072:56lBaLzrYRGp+6PJqV+UYmxiRo1n6hp4b2CLhD5HiVTLjNbODWUzO:ew+GLiJxiSwvCvULjMW6
- TLSH T1D304B3136FB8865DD5BFEA742472952206FABD83943BDAC9348875DB0A737C094E0723
- MD5 SHA1 SHA512 SSDEEP TLSH
Score8/10-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
- Target DepotDownloaderMod/DepotDownloaderMod.exe
- Size 190KB
- SHA256 dd8fdae42102ccf61ed98892c723ec935c86cdb551f1a9c05d4d573ee74f0e58
- MD5 f00e1ba88545732abfcf0b5e4bcf5c62
- SHA1 1355b630e366bb9da9886042390c08efe1e65c22
- SHA512 f2782810958638cbe7097defd76f36b5bbe6e8e7ef0c4421878fc7c9f980a5392cb777b92d42ac5e868ffc02748f3b38d79ef97cd0fd7db97227e591ccd41f39
- SSDEEP 3072:S9rMW83f4Mai9dMzhj0Whrnd6eiO5Qsd35NpejAJx3+p5JmmKrj38OXWUzF:CAWSf4M9lurnd35qAJxup5Jm7fVW6
- TLSH T18114C2076FA801ADD1AEE27889930A02E3F67C97476392CB3350B56B1E776D09DF9311
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target DepotDownloaderMod/DepotDownloaderMod.pdb
- Size 50KB
- SHA256 3508dbe17a8eb3cdefda1e0d85cc00624963fb3e949da776fbc9b64e207a3bee
- MD5 3b20e111c15b269910930ded95855c92
- SHA1 f019036ac0688658806d7b120fb93c54b98417b6
- SHA512 087ab85f1ee08b7d4f82343e7024d0af3bd3e34e524bd1d801f3862237f7cbd0f32367690b001290daea9dbff42b7cbf5cbbf613092e827d1bea45765488366a
- SSDEEP 768:6nrQiPfskRh5U+SHdZ09kl4KmLoBSZjS04EvMGl0CPhLW15bsWB774vM7gSM8:Efskqj+klcLoBN0TvT0ks/b5B7e+z
- TLSH T174333927C740DA66C55643B284A3C2587338C204E747DF73B3D9B2B9EC5B7598BB2268
- MD5 SHA1 SHA512 SSDEEP TLSH
Score8/10-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
- Target DepotDownloaderMod/DepotDownloaderMod.runtimeconfig.json
- Size 482B
- SHA256 ab8e3ebb2edfba8d0abc0aa80b96d96cc5957c4d1861b30b51b162b6472742a8
- MD5 4a36f9d048d9a42ceba901d36416b506
- SHA1 fb9ff088e9191438d986377cea35785b79347a5f
- SHA512 c4180455a446af2f50121706043947b1caf69a36c83988001233db4130a1e78569b90efd60d306d093b2944159d112f86d652e3e99dc7fc775e7434c3c62677e
- TLSH T115F027B5CE006C6309BA767AC530C042EA38936B00145CA670FD080C2F3BAE61322F46
- MD5 SHA1 SHA512 TLSH
Score3/10 -
- Target DepotDownloaderMod/LICENSE
- Size 17KB
- SHA256 8177f97513213526df2cf6184d8ff986c675afb514d4e68a404010521b880643
- MD5 b234ee4d69f5fce4486a80fdaf4a4263
- SHA1 4cc77b90af91e615a64ae04893fdffa7939db84c
- SHA512 aee80b1f9f7f4a8a00dcf6e6ce6c41988dcaedc4de19d9d04460cbfb05d99829ffe8f9d038468eabbfba4d65b38e8dbef5ecf5eb8a1b891d9839cda6c48ee957
- SSDEEP 384:ghUwi5rpL676yV12rPd34ZomzM2FR+dWF7jUI:gmFWixMFzMdm7jUI
- TLSH T13A82A42E770443F205C202A16A4F68DFA32AD5B9723E1155386DC15E236FE35C3BFA99
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10 -
- Target DepotDownloaderMod/QRCoder.dll
- Size 141KB
- SHA256 3c5674f67a97fd9ed38dd537d892ee9efd328afad4d6c1d67f99fde2c108dd57
- MD5 fed90f5e75d7649536ce358deac4a504
- SHA1 a68b2cf92016c0b28cab2cc0d11ee82c8fb4202a
- SHA512 baffd27057ce5dff645cacc6516b222cab122254ad0c0544ff09731818acc718ba7b254b84db358c0e9e4e923f37642e945c0c9384b025f561890594d382678b
- SSDEEP 3072:CHsGRxTqD2JyWxl4sYpO/T8EeQQPIkf533jVFXQos:CHsIJlYpZzIk9
- TLSH T19EE34C2CA7FCCA13E2FF2B7DA87041044F71B4567976EB5E1E9CE99D0952B804811BA3
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target DepotDownloaderMod/SteamKit2.dll
- Size 6.2MB
- SHA256 2931f875143f17e104bd4de59cb839c84211b11c3b2aaa0bdd5257fe0b3ceed6
- MD5 ac2d6bb647d8ff495d45f9c49b6b0942
- SHA1 bcb2dfbf323e8c7a3a96b68813a9ec4e63893b7a
- SHA512 abd5b5efff44ad49679027725812257cb25a3b466055e4fecd4099e9e1bd3638c6a5013d37ddf68755ed0b36fc7305ba2ab2b92262a4ea568624b7f11ff77993
- SSDEEP 98304:/Zh/VhqahWmftFWt7901kKEIXhwQ7hbbGQ8QYteF/kXTlx:/Zh/V825ftF4m1LXh9IQ8QY
- TLSH T18456F85297B8CA3ECB8A523BD070923D12B2D6013321CB59AD1AD5E91DC1B4D6FF6372
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target DepotDownloaderMod/System.IO.Hashing.dll
- Size 54KB
- SHA256 a1ca98abdf21ef16e4a8a1c2b9f8b3819957bde39495bc6d4eddaf0453407853
- MD5 9c6054fd59720cc6b1fd1140600a6c0f
- SHA1 5fbe4e5bcd1cb294a4380cfbb38f1b5670b754b3
- SHA512 def62472cb2e069c0e3674e04b1e35ee806dcac0481949d8de5dc70e9114de5d1aeed32581da010958ed4b83cabf74c6e26abdc801a30213720825cbf0c35c77
- SSDEEP 768:k/KjHF4xX3Uq71onDBw9fScSAE0I3o2PpJ/1nNTQSlFigFddSjQtay49zAj:MqCkBxcSAb6oSpiSLddkQcPzAj
- TLSH T116437C475798873BDD5F1C3790317698063EC2A73E12BB4670A899B95D433CD8A213EB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target DepotDownloaderMod/ZstdSharp.dll
- Size 386KB
- SHA256 f0149a8f123c9ab8baf67df78096ba5b4d983c1030ad52ac1099a3f713eb60c0
- MD5 6722e1b9f8755c2b8054f41701a865b5
- SHA1 461fb3ca0bf33fc7b46f072e5a6446e8ba68b508
- SHA512 ab6db17bd8c50456d5eaefe41b69f642aae1b139c0ec60149b676ad00146086ca595134399ca53776a739afee905131d6894e81638431508224b93f401362b80
- SSDEEP 6144:1bD24+9QP86+8/JaXsJA+M7nntkTDkH5xUQwzQfiN5x4Vdy3xV:5qW869JU3HRP6N5xp
- TLSH T1A7846C36B3C58F95FA8F0B7484A5049A81BE6069FA5BF39B7CAC84D869053D1DC05BC3
- MD5 SHA1 SHA512 SSDEEP TLSH
Score8/10-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
- Target DepotDownloaderMod/lastsavelocation.cfg
- Size 70B
- SHA256 49c331fc005c4ac8dcf500240ca92c4ae44fff0dadbf253a0c0c34f152697e0f
- MD5 a11dd3451f73181d1ffda60ae72dcbd1
- SHA1 68ad47474b0f66cd1e8a3c0e245e6c9d127548a6
- SHA512 ba066d7c12ef7474e1cce1535bb54711bd1daf3c3aa21f2194b709e85fa74c8dccee6391cf9d4ad5ebf07ef6c34905609aa2a03b294dff1d65fcd5b76557c4dd
- TLSH T130A022AE0A838882AAA03E20C23C08030CA0300320A8A20020F0AE8E8B0C03830E023B
- MD5 SHA1 SHA512 TLSH
Score3/10 -
- Target DepotDownloaderMod/protobuf-net.Core.dll
- Size 292KB
- SHA256 d8b333ec409d0cc23954a1da07028e54cdaca7d1061a52e4ae265baef63d8bd1
- MD5 c9e1fba894d88d13876ee6f8d81e9fcc
- SHA1 1dc00b1941024220ca916f67d8b287c650117fa2
- SHA512 4e82a66cc0733c870f09d3bd211215fb324ff2b607847031167423f612862bed5641e9caff53b4bedde404411967c36c4ce28d1a062415c9fbe2b90630eb1b35
- SSDEEP 6144:zmn2A/S2g/tHkRSccbgO/loOnbQhqbL+lYiyhHI:9H/LQhKhH
- TLSH T120545C2817FD8E22C6BE5679FC3445D816B9DE03D466EB855098A3A7F8C63C49F003B9
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target DepotDownloaderMod/protobuf-net.dll
- Size 278KB
- SHA256 c482090bf4002b2b65a576a0e44ffa860b63086ff8c3db122f7ea480aeb6f2d7
- MD5 305615fb0986cbd49d3f49968a59e2fa
- SHA1 5515a500a2374dc3028e99b182a2c9ce812d90af
- SHA512 132b3a2db3ae23b48f1ade853ab0d1fe1bc5f9356055aea9f86a221fa0e1164a0ac35c0a5583b4defd88c116b5491f9367f1530bc48c7142855abc79e76f278e
- SSDEEP 6144:FN7lyJxq8Os/VwIwktPdkAsfk82l0SX1rUIf4zOAf5AwwO4wq/m:FAx9iIwiT6I+558wq
- TLSH T1BF546C2863EC4A56F6BF6A75AC30418447F7FD1BE466EB4D8D8050FD8E137824A10BA7
- MD5 SHA1 SHA512 SSDEEP TLSH
Score1/10 -
- Target WorkshopDownloader_Pro.exe
- Size 19.6MB
- SHA256 64109c55eb7216ed219b3531f01d3e5c82534a3e31083e992fde27e34d365e11
- MD5 29a14d3ae222a539d0674e5c7e439d52
- SHA1 08fd09299deadff56cffffb23cfab99070c03cc7
- SHA512 3c2b6635d6adf3e29a04d378c7bbfc67d9a67a6c40bef5791982bd868c7d083874af5e50efa151511adc4e3a72e8dec5e50d4415bd20d3b1f31070981a0313aa
- SSDEEP 393216:cT/GjmFDauMiCTNX0r2aUNarru5W8ZKLbTuCmrXsWAq4t4MaxZQhIAGO:MujmF/Xkcz4W8sHKCmLw4MaxZQCAGO
- TLSH T1882733DDB79408D9EDBAE33DA4E1A46387C9709A0BB0C59787F089A20C535D8FE71742
- MD5 SHA1 SHA512 SSDEEP TLSH
Score7/10-
Loads dropped DLL
-
- Target SteamWorkShopDownloaderpy.pyc
- Size 21KB
- SHA256 a95fe51313f3405441cd2b99f3c4cba90e92b3774642e836c5411522cc787c74
- MD5 76fded9c8e4228c89909199defb8836c
- SHA1 d755143d342d6c780fd6283b93e4fadc038c09da
- SHA512 60397e175a3a6ae97c9e6536e077b785f2ba217315855699cd728aed4068785e3f183c6857545858cfdd09cdd5080d50d222e89fc042a06829e3839dde76560f
- SSDEEP 384:ZsJkDqtsH5krjNEDJfSLFAnP6xaVLddwALFBOtkqlQH0EUfCnpmE:ZDq6H5ONcABkPgaJdXHOtLiH0E4CpmE
- TLSH T10CA2D059B32CAC7DEBDAD476C1416493A8B8A3AEC446094B9A5F53D080F03685DC43FE
- MD5 SHA1 SHA512 SSDEEP TLSH
Score8/10-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.