d001c2b60e136d3805c2d86802158d3219d4f3952436e19191690d88fb39f638

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 11:16

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General

Target

Catalyst.exe
Size

14.0MB
MD5

b765109a6a7d339473b61ab9a759aa0e
SHA1

ade52ded8366094eee9d2a5827bfe45b3b7a977b
SHA256

b5e63f3bbfc75de4da25277b7a9fa0b650e8e2bc72c2af0087bd09698a9d098d
SHA512

ff813e628761d8ac3ee433fcf40dfaac26dd25ae7ac5ce1680c851e4dc9c69398590007043e2eebe5da0e407c917320cea46782bed072ed72f7d3826f868292d
SSDEEP

393216:aamtGGrfI/5ONXPeDELqPV7gvjZmqyrdUzeP:3GrfqINX5Lqpgr8qyOzeP

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

Processes:

Catalyst.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Catalyst.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Catalyst.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

Processes:

Catalyst.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Catalyst.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Catalyst.exe

Executes dropped EXE 1 IoCs

Processes:

Catalyst_InDev0.1.exe

pid process

2888 Catalyst_InDev0.1.exe

Loads dropped DLL 21 IoCs

Processes:

Catalyst_InDev0.1.exe

pid	process
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1600-1-0x00007FF60D2C0000-0x00007FF60E68F000-memory.dmp	themida
behavioral2/memory/1600-2-0x00007FF60D2C0000-0x00007FF60E68F000-memory.dmp	themida
behavioral2/memory/1600-3-0x00007FF60D2C0000-0x00007FF60E68F000-memory.dmp	themida
behavioral2/memory/1600-74-0x00007FF60D2C0000-0x00007FF60E68F000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Catalyst.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Catalyst.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

Catalyst.exe

pid process

1600 Catalyst.exe

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

pid	process
1600	Catalyst.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Catalyst_InDev0.1.exe

pid	process
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe
2888	Catalyst_InDev0.1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Catalyst_InDev0.1.exe

description pid process

Token: SeDebugPrivilege 2888 Catalyst_InDev0.1.exe

description	pid	process
Token: SeDebugPrivilege	2888	Catalyst_InDev0.1.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Catalyst.exeCatalyst_InDev0.1.exe

description	pid	process	target process
PID 1600 wrote to memory of 2888	1600	Catalyst.exe	Catalyst_InDev0.1.exe
PID 1600 wrote to memory of 2888	1600	Catalyst.exe	Catalyst_InDev0.1.exe
PID 2888 wrote to memory of 5056	2888	Catalyst_InDev0.1.exe	cmd.exe
PID 2888 wrote to memory of 5056	2888	Catalyst_InDev0.1.exe	cmd.exe
PID 2888 wrote to memory of 3960	2888	Catalyst_InDev0.1.exe	cmd.exe
PID 2888 wrote to memory of 3960	2888	Catalyst_InDev0.1.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\Catalyst.exe
"C:\Users\Admin\AppData\Local\Temp\Catalyst.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:1600

C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\Catalyst_InDev0.1.exe
"C:\Users\Admin\AppData\Local\Temp\Catalyst.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2888

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c
3⤵
PID:5056

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c cls
3⤵
PID:3960

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

C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_lzma.pyd
Filesize
154KB

MD5
337b0e65a856568778e25660f77bc80a

SHA1
4d9e921feaee5fa70181eba99054ffa7b6c9bb3f

SHA256
613de58e4a9a80eff8f8bc45c350a6eaebf89f85ffd2d7e3b0b266bf0888a60a

SHA512
19e6da02d9d25ccef06c843b9f429e6b598667270631febe99a0d12fc12d5da4fb242973a8351d3bf169f60d2e17fe821ad692038c793ce69dfb66a42211398e

Download Submit
C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_socket.pyd
Filesize
76KB

MD5
8140bdc5803a4893509f0e39b67158ce

SHA1
653cc1c82ba6240b0186623724aec3287e9bc232

SHA256
39715ef8d043354f0ab15f62878530a38518fb6192bc48da6a098498e8d35769

SHA512
d0878fee92e555b15e9f01ce39cfdc3d6122b41ce00ec3a4a7f0f661619f83ec520dca41e35a1e15650fb34ad238974fe8019577c42ca460dde76e3891b0e826

Download Submit
C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\libssl-1_1.dll
Filesize
686KB

MD5
8769adafca3a6fc6ef26f01fd31afa84

SHA1
38baef74bdd2e941ccd321f91bfd49dacc6a3cb6

SHA256
2aebb73530d21a2273692a5a3d57235b770daf1c35f60c74e01754a5dac05071

SHA512
fac22f1a2ffbfb4789bdeed476c8daf42547d40efe3e11b41fadbc4445bb7ca77675a31b5337df55fdeb4d2739e0fb2cbcac2feabfd4cd48201f8ae50a9bd90b

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\Catalyst_InDev0.1.exe
Filesize
18.9MB

MD5
a741156268d6ab6453764be886311f4f

SHA1
3bb0602428b38ffbc87d3862f690a3bbdae8f8ce

SHA256
d4a362825a355126eafd5fba2795722948bb6215456415d9ae9ef05f09c2cb6c

SHA512
48cd06115b888f47c20bbeaed584a2c9f61b12e3cef5f61f3165f3dfa92b580f9992c70608c1224024c3379437366fa54404096ea3ab37cfca79a81bb8fb4a98

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\_bz2.pyd
Filesize
81KB

MD5
4101128e19134a4733028cfaafc2f3bb

SHA1
66c18b0406201c3cfbba6e239ab9ee3dbb3be07d

SHA256
5843872d5e2b08f138a71fe9ba94813afee59c8b48166d4a8eb0f606107a7e80

SHA512
4f2fc415026d7fd71c5018bc2ffdf37a5b835a417b9e5017261849e36d65375715bae148ce8f9649f9d807a63ac09d0fb270e4abae83dfa371d129953a5422ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\_ctypes.pyd
Filesize
120KB

MD5
6a9ca97c039d9bbb7abf40b53c851198

SHA1
01bcbd134a76ccd4f3badb5f4056abedcff60734

SHA256
e662d2b35bb48c5f3432bde79c0d20313238af800968ba0faa6ea7e7e5ef4535

SHA512
dedf7f98afc0a94a248f12e4c4ca01b412da45b926da3f9c4cbc1d2cbb98c8899f43f5884b1bf1f0b941edaeef65612ea17438e67745962ff13761300910960d

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\_hashlib.pyd
Filesize
62KB

MD5
de4d104ea13b70c093b07219d2eff6cb

SHA1
83daf591c049f977879e5114c5fea9bbbfa0ad7b

SHA256
39bc615842a176db72d4e0558f3cdcae23ab0623ad132f815d21dcfbfd4b110e

SHA512
567f703c2e45f13c6107d767597dba762dc5caa86024c87e7b28df2d6c77cd06d3f1f97eed45e6ef127d5346679fea89ac4dc2c453ce366b6233c0fa68d82692

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\_queue.pyd
Filesize
30KB

MD5
ff8300999335c939fcce94f2e7f039c0

SHA1
4ff3a7a9d9ca005b5659b55d8cd064d2eb708b1a

SHA256
2f71046891ba279b00b70eb031fe90b379dbe84559cf49ce5d1297ea6bf47a78

SHA512
f29b1fd6f52130d69c8bd21a72a71841bf67d54b216febcd4e526e81b499b9b48831bb7cdff0bff6878aab542ca05d6326b8a293f2fb4dd95058461c0fd14017

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\_ssl.pyd
Filesize
155KB

MD5
069bccc9f31f57616e88c92650589bdd

SHA1
050fc5ccd92af4fbb3047be40202d062f9958e57

SHA256
cb42e8598e3fa53eeebf63f2af1730b9ec64614bda276ab2cd1f1c196b3d7e32

SHA512
0e5513fbe42987c658dba13da737c547ff0b8006aecf538c2f5cf731c54de83e26889be62e5c8a10d2c91d5ada4d64015b640dab13130039a5a8a5ab33a723dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\charset_normalizer\md.pyd
Filesize
10KB

MD5
723ec2e1404ae1047c3ef860b9840c29

SHA1
8fc869b92863fb6d2758019dd01edbef2a9a100a

SHA256
790a11aa270523c2efa6021ce4f994c3c5a67e8eaaaf02074d5308420b68bd94

SHA512
2e323ae5b816adde7aaa14398f1fdb3efe15a19df3735a604a7db6cadc22b753046eab242e0f1fbcd3310a8fbb59ff49865827d242baf21f44fd994c3ac9a878

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\charset_normalizer\md__mypyc.pyd
Filesize
116KB

MD5
9ea8098d31adb0f9d928759bdca39819

SHA1
e309c85c1c8e6ce049eea1f39bee654b9f98d7c5

SHA256
3d9893aa79efd13d81fcd614e9ef5fb6aad90569beeded5112de5ed5ac3cf753

SHA512
86af770f61c94dfbf074bcc4b11932bba2511caa83c223780112bda4ffb7986270dc2649d4d3ea78614dbce6f7468c8983a34966fc3f2de53055ac6b5059a707

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\libcrypto-1_1.dll
Filesize
3.3MB

MD5
6f4b8eb45a965372156086201207c81f

SHA1
8278f9539463f0a45009287f0516098cb7a15406

SHA256
976ce72efd0a8aeeb6e21ad441aa9138434314ea07f777432205947cdb149541

SHA512
2c5c54842aba9c82fb9e7594ae9e264ac3cbdc2cc1cd22263e9d77479b93636799d0f28235ac79937070e40b04a097c3ea3b7e0cd4376a95ed8ca90245b7891f

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\libffi-8.dll
Filesize
34KB

MD5
32d36d2b0719db2b739af803c5e1c2f5

SHA1
023c4f1159a2a05420f68daf939b9ac2b04ab082

SHA256
128a583e821e52b595eb4b3dda17697d3ca456ee72945f7ecce48ededad0e93c

SHA512
a0a68cfc2f96cb1afd29db185c940e9838b6d097d2591b0a2e66830dd500e8b9538d170125a00ee8c22b8251181b73518b73de94beeedd421d3e888564a111c1

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\psutil\_psutil_windows.pyd
Filesize
65KB

MD5
3cba71b6bc59c26518dc865241add80a

SHA1
7e9c609790b1de110328bbbcbb4cd09b7150e5bd

SHA256
e10b73d6e13a5ae2624630f3d8535c5091ef403db6a00a2798f30874938ee996

SHA512
3ef7e20e382d51d93c707be930e12781636433650d0a2c27e109ebebeba1f30ea3e7b09af985f87f67f6b9d2ac6a7a717435f94b9d1585a9eb093a83771b43f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\python3.dll
Filesize
64KB

MD5
34e49bb1dfddf6037f0001d9aefe7d61

SHA1
a25a39dca11cdc195c9ecd49e95657a3e4fe3215

SHA256
4055d1b9e553b78c244143ab6b48151604003b39a9bf54879dee9175455c1281

SHA512
edb715654baaf499cf788bcacd5657adcf9f20b37b02671abe71bda334629344415ed3a7e95cb51164e66a7aa3ed4bf84acb05649ccd55e3f64036f3178b7856

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\python311.dll
Filesize
5.5MB

MD5
9a24c8c35e4ac4b1597124c1dcbebe0f

SHA1
f59782a4923a30118b97e01a7f8db69b92d8382a

SHA256
a0cf640e756875c25c12b4a38ba5f2772e8e512036e2ac59eb8567bf05ffbfb7

SHA512
9d9336bf1f0d3bc9ce4a636a5f4e52c5f9487f51f00614fc4a34854a315ce7ea8be328153812dbd67c45c75001818fa63317eba15a6c9a024fa9f2cab163165b

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\select.pyd
Filesize
28KB

MD5
97ee623f1217a7b4b7de5769b7b665d6

SHA1
95b918f3f4c057fb9c878c8cc5e502c0bd9e54c0

SHA256
0046eb32f873cde62cf29af02687b1dd43154e9fd10e0aa3d8353d3debb38790

SHA512
20edc7eae5c0709af5c792f04a8a633d416da5a38fc69bd0409afe40b7fb1afa526de6fe25d8543ece9ea44fd6baa04a9d316ac71212ae9638bdef768e661e0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\unicodedata.pyd
Filesize
1.1MB

MD5
bc58eb17a9c2e48e97a12174818d969d

SHA1
11949ebc05d24ab39d86193b6b6fcff3e4733cfd

SHA256
ecf7836aa0d36b5880eb6f799ec402b1f2e999f78bfff6fb9a942d1d8d0b9baa

SHA512
4aa2b2ce3eb47503b48f6a888162a527834a6c04d3b49c562983b4d5aad9b7363d57aef2e17fe6412b89a9a3b37fb62a4ade4afc90016e2759638a17b1deae6c

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\vcruntime140.dll
Filesize
96KB

MD5
f12681a472b9dd04a812e16096514974

SHA1
6fd102eb3e0b0e6eef08118d71f28702d1a9067c

SHA256
d66c3b47091ceb3f8d3cc165a43d285ae919211a0c0fcb74491ee574d8d464f8

SHA512
7d3accbf84de73fb0c5c0de812a9ed600d39cd7ed0f99527ca86a57ce63f48765a370e913e3a46ffc2ccd48ee07d823dafdd157710eef9e7cc1eb7505dc323a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1600_133608502064605417\zstandard\backend_c.pyd
Filesize
512KB

MD5
dc08f04c9e03452764b4e228fc38c60b

SHA1
317bcc3f9c81e2fc81c86d5a24c59269a77e3824

SHA256
b990efbda8a50c49cd7fde5894f3c8f3715cb850f8cc4c10bc03fd92e310260f

SHA512
fbc24dd36af658cece54be14c1118af5fda4e7c5b99d22f99690a1fd625cc0e8aa41fd9accd1c74bb4b03d494b6c3571b24f2ee423aaae9a5ad50adc583c52f7

Download Submit
memory/1600-0-0x00007FFA16C70000-0x00007FFA16C72000-memory.dmp

Filesize
8KB

Download
memory/1600-2-0x00007FF60D2C0000-0x00007FF60E68F000-memory.dmp

Filesize
19.8MB

Download
memory/1600-3-0x00007FF60D2C0000-0x00007FF60E68F000-memory.dmp

Filesize
19.8MB

Download
memory/1600-1-0x00007FF60D2C0000-0x00007FF60E68F000-memory.dmp

Filesize
19.8MB

Download
memory/1600-74-0x00007FF60D2C0000-0x00007FF60E68F000-memory.dmp

Filesize
19.8MB

Download
memory/2888-75-0x00007FF699F10000-0x00007FF69B242000-memory.dmp

Filesize
19.2MB

Download