d444b53ac0e7e4d773ec092773803690affb08b9da7e736ad80bd78884b39d01

Analysis

max time kernel
142s
max time network
135s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
22/04/2024, 02:05

Sharing

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General

Target
Chaos.exe
Size 14.0MB
Sample240422-cjacraed81
SHA256 d444b53ac0e7e4d773ec092773803690affb08b9da7e736ad80bd78884b39d01
MD5 525a8faf00be4951dddbca540528931d
SHA1 1cb25bd88b20beee096267c5a4b953514f8fa24f
SHA512 894bbee238a5d3390b9af0ed5fce8533ca1d651e73cd5764cabd3b6c2ae02ec85f504350cc65e16ebadc93ba49ce2422380328a303ce6f3c8ac8c0d866f55370
SSDEEP 393216:nzxDbHNU4iFcCTZhrimC/EjPwBy3wuYp3OYxp6G6x:nztHN7iFcCTrij/EjpAuYp3OYGx
MD5 SHA1 SHA512 SSDEEP

Score

9^/10

evasion themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

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.

Query Registry

T1012

System Information Discovery

T1082

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
2840	Chaos2.exe

Loads dropped DLL 21 IoCs

pid	Process
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe
2840	Chaos2.exe

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/4616-0-0x00007FF77FFD0000-0x00007FF7813A5000-memory.dmp	themida
behavioral2/memory/4616-2-0x00007FF77FFD0000-0x00007FF7813A5000-memory.dmp	themida
behavioral2/memory/4616-3-0x00007FF77FFD0000-0x00007FF7813A5000-memory.dmp	themida
behavioral2/memory/4616-74-0x00007FF77FFD0000-0x00007FF7813A5000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Chaos.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4616	Chaos.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2840	Chaos2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4616 wrote to memory of 2840	4616	Chaos.exe	75
PID 4616 wrote to memory of 2840	4616	Chaos.exe	75
PID 2840 wrote to memory of 4632	2840	Chaos2.exe	76
PID 2840 wrote to memory of 4632	2840	Chaos2.exe	76
PID 2840 wrote to memory of 620	2840	Chaos2.exe	77
PID 2840 wrote to memory of 620	2840	Chaos2.exe	77

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:4616
- C:\Users\Admin\AppData\Local\Temp\onefile_4616_133582252205672882\Chaos2.exe
  "C:\Users\Admin\AppData\Local\Temp\Chaos.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2840
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c
    3⤵
    PID:4632
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c cls
    3⤵
    PID:620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

_ctypes.pyd

Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_ctypes.pyd
Size 120KB
SHA256 e662d2b35bb48c5f3432bde79c0d20313238af800968ba0faa6ea7e7e5ef4535
MD5 6a9ca97c039d9bbb7abf40b53c851198
SHA1 01bcbd134a76ccd4f3badb5f4056abedcff60734
SHA512 dedf7f98afc0a94a248f12e4c4ca01b412da45b926da3f9c4cbc1d2cbb98c8899f43f5884b1bf1f0b941edaeef65612ea17438e67745962ff13761300910960d
SSDEEP 3072:QC7Pgg3AwEWwSQJKoPfLSHcn0YJwyncXf9IDQPj6Exv:Qz5IX8jPfLSMJwykfoy
MD5 SHA1 SHA512 SSDEEP

Submit Download

_hashlib.pyd

Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_hashlib.pyd
Size 62KB
SHA256 39bc615842a176db72d4e0558f3cdcae23ab0623ad132f815d21dcfbfd4b110e
MD5 de4d104ea13b70c093b07219d2eff6cb
SHA1 83daf591c049f977879e5114c5fea9bbbfa0ad7b
SHA512 567f703c2e45f13c6107d767597dba762dc5caa86024c87e7b28df2d6c77cd06d3f1f97eed45e6ef127d5346679fea89ac4dc2c453ce366b6233c0fa68d82692
SSDEEP 1536:18njpHxGkYjEEEJkn8cw6ThID5IJt7SyiPx:GnjpHxRJ8w6ThID5IJtEx
MD5 SHA1 SHA512 SSDEEP

Submit Download

_queue.pyd

Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_queue.pyd
Size 30KB
SHA256 2f71046891ba279b00b70eb031fe90b379dbe84559cf49ce5d1297ea6bf47a78
MD5 ff8300999335c939fcce94f2e7f039c0
SHA1 4ff3a7a9d9ca005b5659b55d8cd064d2eb708b1a
SHA512 f29b1fd6f52130d69c8bd21a72a71841bf67d54b216febcd4e526e81b499b9b48831bb7cdff0bff6878aab542ca05d6326b8a293f2fb4dd95058461c0fd14017
SSDEEP 384:cQuCvO+MZFryl9SDCg6rXv5mkWsnTBq9ID7UJIYiSy1pCQYIPxh8E9VF0Nyb9:cl+yFp6rXRmk5s9ID7UeYiSyv7PxWER
MD5 SHA1 SHA512 SSDEEP

Submit Download

_ssl.pyd

Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_ssl.pyd
Size 155KB
SHA256 cb42e8598e3fa53eeebf63f2af1730b9ec64614bda276ab2cd1f1c196b3d7e32
MD5 069bccc9f31f57616e88c92650589bdd
SHA1 050fc5ccd92af4fbb3047be40202d062f9958e57
SHA512 0e5513fbe42987c658dba13da737c547ff0b8006aecf538c2f5cf731c54de83e26889be62e5c8a10d2c91d5ada4d64015b640dab13130039a5a8a5ab33a723dc
SSDEEP 3072:qFrIQQey4VWR98w/PQQcXo8uOVrGxn+SQOXLkd1ItS+Q8YuAfxJIDt75EHx:eEeRV29//4QcJuOynyvxX
MD5 SHA1 SHA512 SSDEEP

Submit Download

md__mypyc.pyd

Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\charset_normalizer\md__mypyc.pyd
Size 116KB
SHA256 3d9893aa79efd13d81fcd614e9ef5fb6aad90569beeded5112de5ed5ac3cf753
MD5 9ea8098d31adb0f9d928759bdca39819
SHA1 e309c85c1c8e6ce049eea1f39bee654b9f98d7c5
SHA512 86af770f61c94dfbf074bcc4b11932bba2511caa83c223780112bda4ffb7986270dc2649d4d3ea78614dbce6f7468c8983a34966fc3f2de53055ac6b5059a707
SSDEEP 1536:OzgMw0g+m/+rxC9Jtd960WsCyqPD1/bZMlDML48Be9zGTVmZRJIRbvB:OsTH+VC9Jtd9VdCr7fMp/8yGTVmzmZ
MD5 SHA1 SHA512 SSDEEP

Submit Download

libcrypto-1_1.dll

Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\libcrypto-1_1.dll
Size 3.3MB
SHA256 976ce72efd0a8aeeb6e21ad441aa9138434314ea07f777432205947cdb149541
MD5 6f4b8eb45a965372156086201207c81f
SHA1 8278f9539463f0a45009287f0516098cb7a15406
SHA512 2c5c54842aba9c82fb9e7594ae9e264ac3cbdc2cc1cd22263e9d77479b93636799d0f28235ac79937070e40b04a097c3ea3b7e0cd4376a95ed8ca90245b7891f
SSDEEP 49152:8TKuk2CQIU6iV9OjPWgBqIVRIaEv5LY/RnQ2ETEvrPnkbsYNPsNwsML1CPwDv3u6:Vv+KRi5KsEKsY+NwsG1CPwDv3uFfJu
MD5 SHA1 SHA512 SSDEEP

Submit Download

unicodedata.pyd

Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\unicodedata.pyd
Size 1.1MB
SHA256 ecf7836aa0d36b5880eb6f799ec402b1f2e999f78bfff6fb9a942d1d8d0b9baa
MD5 bc58eb17a9c2e48e97a12174818d969d
SHA1 11949ebc05d24ab39d86193b6b6fcff3e4733cfd
SHA512 4aa2b2ce3eb47503b48f6a888162a527834a6c04d3b49c562983b4d5aad9b7363d57aef2e17fe6412b89a9a3b37fb62a4ade4afc90016e2759638a17b1deae6c
SSDEEP 12288:JbYefjwR6nbJonRiPDjRrO518BEPYPx++ZiLKGZ5KXyVH4eDS0E:tYeMQ0IDJc+EwPgPOG6Xyd46S0E
MD5 SHA1 SHA512 SSDEEP

Submit Download

Chaos2.exe

Path C:\Users\Admin\AppData\Local\Temp\onefile_4616_133582252205672882\Chaos2.exe
Size 18.9MB
SHA256 26b8d647d58e73df0ee89bb849cca1ea8fc4afa8bf7843644fc9fa101cf1528f
MD5 bf7697bdbbac3698c10a8112c44f2265
SHA1 6f8635c6b9f45d348319f962d9b3c0138d4adf19
SHA512 1f09174c40f9017fa24edb48cd7fd27d1806b3227e3f2c7eaf7abe8b3f816bbaecf124347c0cb9624930295cf3aebfef3e098edf8a02d07f629a497d2c1fa48d
SSDEEP 98304:mOu9TwyNeoqSJJInmr+PYFdYCo4jrfeqc+p1N7x3R72BwiVEVxmy+X4kOIcsLOGF:ue2Gb/OT7Mt85PDQKh2bD
MD5 SHA1 SHA512 SSDEEP

Submit Download

python3.dll

Path C:\Users\Admin\AppData\Local\Temp\onefile_4616_133582252205672882\python3.dll
Size 64KB
SHA256 4055d1b9e553b78c244143ab6b48151604003b39a9bf54879dee9175455c1281
MD5 34e49bb1dfddf6037f0001d9aefe7d61
SHA1 a25a39dca11cdc195c9ecd49e95657a3e4fe3215
SHA512 edb715654baaf499cf788bcacd5657adcf9f20b37b02671abe71bda334629344415ed3a7e95cb51164e66a7aa3ed4bf84acb05649ccd55e3f64036f3178b7856
SSDEEP 768:Apw/EsYpkVgBaz57kcDA7QKFmpz7cnzH/ks/KF61xubwmB1Cf//yhC74JFmpktJU:V/5k8cnzeJH9IDQ0K7SyOPx
MD5 SHA1 SHA512 SSDEEP

Submit Download

python311.dll

Path C:\Users\Admin\AppData\Local\Temp\onefile_4616_133582252205672882\python311.dll
Size 5.5MB
SHA256 a0cf640e756875c25c12b4a38ba5f2772e8e512036e2ac59eb8567bf05ffbfb7
MD5 9a24c8c35e4ac4b1597124c1dcbebe0f
SHA1 f59782a4923a30118b97e01a7f8db69b92d8382a
SHA512 9d9336bf1f0d3bc9ce4a636a5f4e52c5f9487f51f00614fc4a34854a315ce7ea8be328153812dbd67c45c75001818fa63317eba15a6c9a024fa9f2cab163165b
SSDEEP 98304:JdHwQkq3AAtsPv3XXTVEspHBMp4SsPxQpe2bx:JdHwQkq3AMsPvHXSpAxQpe2V
MD5 SHA1 SHA512 SSDEEP

Submit Download

_bz2.pyd

Path \Users\Admin\AppData\Local\Temp\ONEFIL~1\_bz2.pyd
Size 81KB
SHA256 5843872d5e2b08f138a71fe9ba94813afee59c8b48166d4a8eb0f606107a7e80
MD5 4101128e19134a4733028cfaafc2f3bb
SHA1 66c18b0406201c3cfbba6e239ab9ee3dbb3be07d
SHA512 4f2fc415026d7fd71c5018bc2ffdf37a5b835a417b9e5017261849e36d65375715bae148ce8f9649f9d807a63ac09d0fb270e4abae83dfa371d129953a5422ca
SSDEEP 1536:douLz7p5Tcayt0KpkKWVa5cNRT8+smUxJIDtVH7SyD8Px:2uLz9meVamQ+sLxJIDtVHVsx
MD5 SHA1 SHA512 SSDEEP

Submit Download

_lzma.pyd

Path \Users\Admin\AppData\Local\Temp\ONEFIL~1\_lzma.pyd
Size 154KB
SHA256 613de58e4a9a80eff8f8bc45c350a6eaebf89f85ffd2d7e3b0b266bf0888a60a
MD5 337b0e65a856568778e25660f77bc80a
SHA1 4d9e921feaee5fa70181eba99054ffa7b6c9bb3f
SHA512 19e6da02d9d25ccef06c843b9f429e6b598667270631febe99a0d12fc12d5da4fb242973a8351d3bf169f60d2e17fe821ad692038c793ce69dfb66a42211398e
SSDEEP 3072:5mGf4k8d79MwyHiRr7tznf49mNoaGjQJplJIDe10Yhx:5Pf4FhMwyMAYOao6P
MD5 SHA1 SHA512 SSDEEP

Submit Download

_socket.pyd

Path \Users\Admin\AppData\Local\Temp\ONEFIL~1\_socket.pyd
Size 76KB
SHA256 39715ef8d043354f0ab15f62878530a38518fb6192bc48da6a098498e8d35769
MD5 8140bdc5803a4893509f0e39b67158ce
SHA1 653cc1c82ba6240b0186623724aec3287e9bc232
SHA512 d0878fee92e555b15e9f01ce39cfdc3d6122b41ce00ec3a4a7f0f661619f83ec520dca41e35a1e15650fb34ad238974fe8019577c42ca460dde76e3891b0e826
SSDEEP 1536:HJlcAdpEVuju9/s+S+pJGQRivVia3i9IDQw17Sy+Px3sxi:H7ce+uju9/sT+pJGdvVp3i9IDQw1kxZ
MD5 SHA1 SHA512 SSDEEP

Submit Download

md.pyd

Path \Users\Admin\AppData\Local\Temp\ONEFIL~1\charset_normalizer\md.pyd
Size 10KB
SHA256 790a11aa270523c2efa6021ce4f994c3c5a67e8eaaaf02074d5308420b68bd94
MD5 723ec2e1404ae1047c3ef860b9840c29
SHA1 8fc869b92863fb6d2758019dd01edbef2a9a100a
SHA512 2e323ae5b816adde7aaa14398f1fdb3efe15a19df3735a604a7db6cadc22b753046eab242e0f1fbcd3310a8fbb59ff49865827d242baf21f44fd994c3ac9a878
SSDEEP 96:KG+p72HzA5iJGhU2Y0hQMsQJCUCLsZEA4elh3XQMtCFliHUWQcX6g8cim1qeSju1:A2HzzU2bRYoeLHkcqgvimoe
MD5 SHA1 SHA512 SSDEEP

Submit Download

libffi-8.dll

Path \Users\Admin\AppData\Local\Temp\ONEFIL~1\libffi-8.dll
Size 34KB
SHA256 128a583e821e52b595eb4b3dda17697d3ca456ee72945f7ecce48ededad0e93c
MD5 32d36d2b0719db2b739af803c5e1c2f5
SHA1 023c4f1159a2a05420f68daf939b9ac2b04ab082
SHA512 a0a68cfc2f96cb1afd29db185c940e9838b6d097d2591b0a2e66830dd500e8b9538d170125a00ee8c22b8251181b73518b73de94beeedd421d3e888564a111c1
SSDEEP 384:SB8J4ihYfwYiXGPc9orPji8i4DDQWvGaRQsTeCXS/Fzc7jsFruRXYV1ZE9DRCXjQ:rGHs4vpegQsTT0uj82S7Fp2DG4yshH
MD5 SHA1 SHA512 SSDEEP

Submit Download

libssl-1_1.dll

Path \Users\Admin\AppData\Local\Temp\ONEFIL~1\libssl-1_1.dll
Size 686KB
SHA256 2aebb73530d21a2273692a5a3d57235b770daf1c35f60c74e01754a5dac05071
MD5 8769adafca3a6fc6ef26f01fd31afa84
SHA1 38baef74bdd2e941ccd321f91bfd49dacc6a3cb6
SHA512 fac22f1a2ffbfb4789bdeed476c8daf42547d40efe3e11b41fadbc4445bb7ca77675a31b5337df55fdeb4d2739e0fb2cbcac2feabfd4cd48201f8ae50a9bd90b
SSDEEP 12288:UUnBMlBGdU/t0voUYHgqRJd7a7+JLvrfX7bOI8Fp0D6WuHU2lvzR:UN/t0vMnffOI8Fp0D6TU2lvzR
MD5 SHA1 SHA512 SSDEEP

Submit Download

_psutil_windows.pyd

Path \Users\Admin\AppData\Local\Temp\ONEFIL~1\psutil\_psutil_windows.pyd
Size 65KB
SHA256 e10b73d6e13a5ae2624630f3d8535c5091ef403db6a00a2798f30874938ee996
MD5 3cba71b6bc59c26518dc865241add80a
SHA1 7e9c609790b1de110328bbbcbb4cd09b7150e5bd
SHA512 3ef7e20e382d51d93c707be930e12781636433650d0a2c27e109ebebeba1f30ea3e7b09af985f87f67f6b9d2ac6a7a717435f94b9d1585a9eb093a83771b43f2
SSDEEP 1536:BWseNxkc7Xva0Y420G1UD+dS4QBeLmRy:BWkcbi0Y42bUD+dS44eiRy
MD5 SHA1 SHA512 SSDEEP

Submit Download

select.pyd

Path \Users\Admin\AppData\Local\Temp\ONEFIL~1\select.pyd
Size 28KB
SHA256 0046eb32f873cde62cf29af02687b1dd43154e9fd10e0aa3d8353d3debb38790
MD5 97ee623f1217a7b4b7de5769b7b665d6
SHA1 95b918f3f4c057fb9c878c8cc5e502c0bd9e54c0
SHA512 20edc7eae5c0709af5c792f04a8a633d416da5a38fc69bd0409afe40b7fb1afa526de6fe25d8543ece9ea44fd6baa04a9d316ac71212ae9638bdef768e661e0f
SSDEEP 384:5oR1ecReJKwHqUuI7A70RUZ9ID7GvIYiSy1pCQlIJNPxh8E9VF0NyUT2:ezeUeJlHqybG9ID7GQYiSyvCPxWEC
MD5 SHA1 SHA512 SSDEEP

Submit Download

backend_c.pyd

Path \Users\Admin\AppData\Local\Temp\ONEFIL~1\zstandard\backend_c.pyd
Size 512KB
SHA256 b990efbda8a50c49cd7fde5894f3c8f3715cb850f8cc4c10bc03fd92e310260f
MD5 dc08f04c9e03452764b4e228fc38c60b
SHA1 317bcc3f9c81e2fc81c86d5a24c59269a77e3824
SHA512 fbc24dd36af658cece54be14c1118af5fda4e7c5b99d22f99690a1fd625cc0e8aa41fd9accd1c74bb4b03d494b6c3571b24f2ee423aaae9a5ad50adc583c52f7
SSDEEP 12288:LhqzrH09USNNSNkUvpMnAp5Oqwj/k6OsoOfu/PYS/O51Y/H:LhqzrH0evpMnApu86OsynYUPv
MD5 SHA1 SHA512 SSDEEP

Submit Download

vcruntime140.dll

Path \Users\Admin\AppData\Local\Temp\onefile_4616_133582252205672882\vcruntime140.dll
Size 96KB
SHA256 d66c3b47091ceb3f8d3cc165a43d285ae919211a0c0fcb74491ee574d8d464f8
MD5 f12681a472b9dd04a812e16096514974
SHA1 6fd102eb3e0b0e6eef08118d71f28702d1a9067c
SHA512 7d3accbf84de73fb0c5c0de812a9ed600d39cd7ed0f99527ca86a57ce63f48765a370e913e3a46ffc2ccd48ee07d823dafdd157710eef9e7cc1eb7505dc323a2
SSDEEP 1536:BxhUQePlHhR46rXHHGI+mAAD4AeDuXMycecb8i10DWZz:Bvk4wHH+mZD4ADAecb8G1
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2840-75-0x00007FF66FE30000-0x00007FF671154000-memory.dmp

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memory/4616-2-0x00007FF77FFD0000-0x00007FF7813A5000-memory.dmp

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memory/4616-3-0x00007FF77FFD0000-0x00007FF7813A5000-memory.dmp

Download

memory/4616-0-0x00007FF77FFD0000-0x00007FF7813A5000-memory.dmp

Download

memory/4616-1-0x00007FF821840000-0x00007FF821A1B000-memory.dmp

Download

memory/4616-74-0x00007FF77FFD0000-0x00007FF7813A5000-memory.dmp

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memory/4616-78-0x00007FF821840000-0x00007FF821A1B000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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