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Analysis
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max time kernel
43s -
max time network
17s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
26/04/2024, 18:19
General
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Target
Chaos.exe
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Size
14.1MB
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MD5
b9405adf00a11f94e349d534e49a4534
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SHA1
368457e5a4f15ec703771f1927abe38965122ae6
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SHA256
5dc3ecc44e46e3e85c42d776d4339ae9cccfc713015653c2ce5769595f25e8e5
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SHA512
50e7fe4be4eb7ae22e589b78b364dcec9e35a943565f442fa7b973700b4b3cd90a73e5a861807b177f9fe4e7b5f4f58300800a04930609f579372251b119a2e1
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SSDEEP
393216:hoNAOpKX0i+CyVekksTbATAxm7l4fionEK62vUnH:hSpKXf+C3sPAT0mBuionl6CUnH
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Chaos.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Chaos.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Chaos.exe -
Executes dropped EXE 1 IoCs
pid Process 4336 Chaos.exe -
Loads dropped DLL 21 IoCs
pid Process 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe -
resource yara_rule behavioral1/memory/64-1-0x00007FF7CB9A0000-0x00007FF7CCDC9000-memory.dmp themida behavioral1/memory/64-2-0x00007FF7CB9A0000-0x00007FF7CCDC9000-memory.dmp themida behavioral1/memory/64-3-0x00007FF7CB9A0000-0x00007FF7CCDC9000-memory.dmp themida behavioral1/memory/64-75-0x00007FF7CB9A0000-0x00007FF7CCDC9000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Chaos.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs
flow ioc 1 raw.githubusercontent.com 2 raw.githubusercontent.com 3 raw.githubusercontent.com 4 raw.githubusercontent.com -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 64 Chaos.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe 4336 Chaos.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4336 Chaos.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 64 wrote to memory of 4336 64 Chaos.exe 73 PID 64 wrote to memory of 4336 64 Chaos.exe 73 PID 4336 wrote to memory of 196 4336 Chaos.exe 74 PID 4336 wrote to memory of 196 4336 Chaos.exe 74 PID 4336 wrote to memory of 2324 4336 Chaos.exe 75 PID 4336 wrote to memory of 2324 4336 Chaos.exe 75 PID 4336 wrote to memory of 604 4336 Chaos.exe 76 PID 4336 wrote to memory of 604 4336 Chaos.exe 76
Processes
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C:\Users\Admin\AppData\Local\Temp\Chaos.exe"C:\Users\Admin\AppData\Local\Temp\Chaos.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:64 -
C:\Users\Admin\AppData\Local\Temp\onefile_64_133586292202695186\Chaos.exe"C:\Users\Admin\AppData\Local\Temp\Chaos.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4336 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c3⤵PID:196
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c cls3⤵PID:2324
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c cls3⤵PID:604
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
81KB
MD54101128e19134a4733028cfaafc2f3bb
SHA166c18b0406201c3cfbba6e239ab9ee3dbb3be07d
SHA2565843872d5e2b08f138a71fe9ba94813afee59c8b48166d4a8eb0f606107a7e80
SHA5124f2fc415026d7fd71c5018bc2ffdf37a5b835a417b9e5017261849e36d65375715bae148ce8f9649f9d807a63ac09d0fb270e4abae83dfa371d129953a5422ca
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Filesize
120KB
MD56a9ca97c039d9bbb7abf40b53c851198
SHA101bcbd134a76ccd4f3badb5f4056abedcff60734
SHA256e662d2b35bb48c5f3432bde79c0d20313238af800968ba0faa6ea7e7e5ef4535
SHA512dedf7f98afc0a94a248f12e4c4ca01b412da45b926da3f9c4cbc1d2cbb98c8899f43f5884b1bf1f0b941edaeef65612ea17438e67745962ff13761300910960d
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Filesize
154KB
MD5337b0e65a856568778e25660f77bc80a
SHA14d9e921feaee5fa70181eba99054ffa7b6c9bb3f
SHA256613de58e4a9a80eff8f8bc45c350a6eaebf89f85ffd2d7e3b0b266bf0888a60a
SHA51219e6da02d9d25ccef06c843b9f429e6b598667270631febe99a0d12fc12d5da4fb242973a8351d3bf169f60d2e17fe821ad692038c793ce69dfb66a42211398e
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Filesize
155KB
MD5069bccc9f31f57616e88c92650589bdd
SHA1050fc5ccd92af4fbb3047be40202d062f9958e57
SHA256cb42e8598e3fa53eeebf63f2af1730b9ec64614bda276ab2cd1f1c196b3d7e32
SHA5120e5513fbe42987c658dba13da737c547ff0b8006aecf538c2f5cf731c54de83e26889be62e5c8a10d2c91d5ada4d64015b640dab13130039a5a8a5ab33a723dc
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Filesize
285KB
MD5d3e74c9d33719c8ab162baa4ae743b27
SHA1ee32f2ccd4bc56ca68441a02bf33e32dc6205c2b
SHA2567a347ca8fef6e29f82b6e4785355a6635c17fa755e0940f65f15aa8fc7bd7f92
SHA512e0fb35d6901a6debbf48a0655e2aa1040700eb5166e732ae2617e89ef5e6869e8ddd5c7875fa83f31d447d4abc3db14bffd29600c9af725d9b03f03363469b4c
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Filesize
18.9MB
MD52bab94b61c39ec730aaa7235855c3fc3
SHA1944085737868824e31f2724b82859101a3b7699b
SHA2564e9adcdb3cfb374cd9ac71e7a8e7f257dd1fe41590992adc2f96f88ca8c29517
SHA51292438020d60bdd23a6910d6755d43c8a19d44c6d49f218319a373ad23611b615b5d4f860ba14fa6c50434471347e9c6a8dbdf0bc3b7e33f92947ec3a8f7d0523
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Filesize
5.5MB
MD59a24c8c35e4ac4b1597124c1dcbebe0f
SHA1f59782a4923a30118b97e01a7f8db69b92d8382a
SHA256a0cf640e756875c25c12b4a38ba5f2772e8e512036e2ac59eb8567bf05ffbfb7
SHA5129d9336bf1f0d3bc9ce4a636a5f4e52c5f9487f51f00614fc4a34854a315ce7ea8be328153812dbd67c45c75001818fa63317eba15a6c9a024fa9f2cab163165b
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Filesize
62KB
MD5de4d104ea13b70c093b07219d2eff6cb
SHA183daf591c049f977879e5114c5fea9bbbfa0ad7b
SHA25639bc615842a176db72d4e0558f3cdcae23ab0623ad132f815d21dcfbfd4b110e
SHA512567f703c2e45f13c6107d767597dba762dc5caa86024c87e7b28df2d6c77cd06d3f1f97eed45e6ef127d5346679fea89ac4dc2c453ce366b6233c0fa68d82692
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Filesize
30KB
MD5ff8300999335c939fcce94f2e7f039c0
SHA14ff3a7a9d9ca005b5659b55d8cd064d2eb708b1a
SHA2562f71046891ba279b00b70eb031fe90b379dbe84559cf49ce5d1297ea6bf47a78
SHA512f29b1fd6f52130d69c8bd21a72a71841bf67d54b216febcd4e526e81b499b9b48831bb7cdff0bff6878aab542ca05d6326b8a293f2fb4dd95058461c0fd14017
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Filesize
76KB
MD58140bdc5803a4893509f0e39b67158ce
SHA1653cc1c82ba6240b0186623724aec3287e9bc232
SHA25639715ef8d043354f0ab15f62878530a38518fb6192bc48da6a098498e8d35769
SHA512d0878fee92e555b15e9f01ce39cfdc3d6122b41ce00ec3a4a7f0f661619f83ec520dca41e35a1e15650fb34ad238974fe8019577c42ca460dde76e3891b0e826
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Filesize
10KB
MD5723ec2e1404ae1047c3ef860b9840c29
SHA18fc869b92863fb6d2758019dd01edbef2a9a100a
SHA256790a11aa270523c2efa6021ce4f994c3c5a67e8eaaaf02074d5308420b68bd94
SHA5122e323ae5b816adde7aaa14398f1fdb3efe15a19df3735a604a7db6cadc22b753046eab242e0f1fbcd3310a8fbb59ff49865827d242baf21f44fd994c3ac9a878
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Filesize
116KB
MD59ea8098d31adb0f9d928759bdca39819
SHA1e309c85c1c8e6ce049eea1f39bee654b9f98d7c5
SHA2563d9893aa79efd13d81fcd614e9ef5fb6aad90569beeded5112de5ed5ac3cf753
SHA51286af770f61c94dfbf074bcc4b11932bba2511caa83c223780112bda4ffb7986270dc2649d4d3ea78614dbce6f7468c8983a34966fc3f2de53055ac6b5059a707
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Filesize
3.3MB
MD56f4b8eb45a965372156086201207c81f
SHA18278f9539463f0a45009287f0516098cb7a15406
SHA256976ce72efd0a8aeeb6e21ad441aa9138434314ea07f777432205947cdb149541
SHA5122c5c54842aba9c82fb9e7594ae9e264ac3cbdc2cc1cd22263e9d77479b93636799d0f28235ac79937070e40b04a097c3ea3b7e0cd4376a95ed8ca90245b7891f
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Filesize
34KB
MD532d36d2b0719db2b739af803c5e1c2f5
SHA1023c4f1159a2a05420f68daf939b9ac2b04ab082
SHA256128a583e821e52b595eb4b3dda17697d3ca456ee72945f7ecce48ededad0e93c
SHA512a0a68cfc2f96cb1afd29db185c940e9838b6d097d2591b0a2e66830dd500e8b9538d170125a00ee8c22b8251181b73518b73de94beeedd421d3e888564a111c1
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Filesize
686KB
MD58769adafca3a6fc6ef26f01fd31afa84
SHA138baef74bdd2e941ccd321f91bfd49dacc6a3cb6
SHA2562aebb73530d21a2273692a5a3d57235b770daf1c35f60c74e01754a5dac05071
SHA512fac22f1a2ffbfb4789bdeed476c8daf42547d40efe3e11b41fadbc4445bb7ca77675a31b5337df55fdeb4d2739e0fb2cbcac2feabfd4cd48201f8ae50a9bd90b
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Filesize
65KB
MD53cba71b6bc59c26518dc865241add80a
SHA17e9c609790b1de110328bbbcbb4cd09b7150e5bd
SHA256e10b73d6e13a5ae2624630f3d8535c5091ef403db6a00a2798f30874938ee996
SHA5123ef7e20e382d51d93c707be930e12781636433650d0a2c27e109ebebeba1f30ea3e7b09af985f87f67f6b9d2ac6a7a717435f94b9d1585a9eb093a83771b43f2
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Filesize
28KB
MD597ee623f1217a7b4b7de5769b7b665d6
SHA195b918f3f4c057fb9c878c8cc5e502c0bd9e54c0
SHA2560046eb32f873cde62cf29af02687b1dd43154e9fd10e0aa3d8353d3debb38790
SHA51220edc7eae5c0709af5c792f04a8a633d416da5a38fc69bd0409afe40b7fb1afa526de6fe25d8543ece9ea44fd6baa04a9d316ac71212ae9638bdef768e661e0f
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Filesize
1.1MB
MD5bc58eb17a9c2e48e97a12174818d969d
SHA111949ebc05d24ab39d86193b6b6fcff3e4733cfd
SHA256ecf7836aa0d36b5880eb6f799ec402b1f2e999f78bfff6fb9a942d1d8d0b9baa
SHA5124aa2b2ce3eb47503b48f6a888162a527834a6c04d3b49c562983b4d5aad9b7363d57aef2e17fe6412b89a9a3b37fb62a4ade4afc90016e2759638a17b1deae6c
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Filesize
512KB
MD5dc08f04c9e03452764b4e228fc38c60b
SHA1317bcc3f9c81e2fc81c86d5a24c59269a77e3824
SHA256b990efbda8a50c49cd7fde5894f3c8f3715cb850f8cc4c10bc03fd92e310260f
SHA512fbc24dd36af658cece54be14c1118af5fda4e7c5b99d22f99690a1fd625cc0e8aa41fd9accd1c74bb4b03d494b6c3571b24f2ee423aaae9a5ad50adc583c52f7
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Filesize
64KB
MD534e49bb1dfddf6037f0001d9aefe7d61
SHA1a25a39dca11cdc195c9ecd49e95657a3e4fe3215
SHA2564055d1b9e553b78c244143ab6b48151604003b39a9bf54879dee9175455c1281
SHA512edb715654baaf499cf788bcacd5657adcf9f20b37b02671abe71bda334629344415ed3a7e95cb51164e66a7aa3ed4bf84acb05649ccd55e3f64036f3178b7856
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Filesize
96KB
MD5f12681a472b9dd04a812e16096514974
SHA16fd102eb3e0b0e6eef08118d71f28702d1a9067c
SHA256d66c3b47091ceb3f8d3cc165a43d285ae919211a0c0fcb74491ee574d8d464f8
SHA5127d3accbf84de73fb0c5c0de812a9ed600d39cd7ed0f99527ca86a57ce63f48765a370e913e3a46ffc2ccd48ee07d823dafdd157710eef9e7cc1eb7505dc323a2