9c13b909a8cab5f51b911cd5ec54163cd28a3446b6d752260941dec06fa2bf92

Resubmissions

19-04-2024 17:15

240419-vsja5aac76 7

19-04-2024 17:12

240419-vraycsac47 7

Analysis

max time kernel
456s
max time network
460s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
19-04-2024 17:12

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General

Target

skuller.exe
Size

10.1MB
MD5

9cf3f1180bd48500b5f6155f9502cd21
SHA1

f153178d9da42f7cf117f1201ceaa0775113b452
SHA256

9c13b909a8cab5f51b911cd5ec54163cd28a3446b6d752260941dec06fa2bf92
SHA512

f5b19539c409a669e1574192ffc86c01a23e17ed843a8ff3f5ef7462b2cc26930fe36a692df73ff3ca7c930c91e25c15918267e7e673b3158ec708ba71ec6f51
SSDEEP

196608:cauf2n61W903eV4QRmMToEuGxgh858F0ibfUxgABsJ1SbNk9MtlKFbGT:62nwW+eGQRmMTozGxu8C0ibftlZFbe

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 23 IoCs

Processes:

skuller.exe

pid	process
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe
4316	skuller.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

skuller.exe

description	pid	process	target process
PID 4500 wrote to memory of 4316	4500	skuller.exe	skuller.exe
PID 4500 wrote to memory of 4316	4500	skuller.exe	skuller.exe

C:\Users\Admin\AppData\Local\Temp\skuller.exe
"C:\Users\Admin\AppData\Local\Temp\skuller.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4500

C:\Users\Admin\AppData\Local\Temp\skuller.exe
"C:\Users\Admin\AppData\Local\Temp\skuller.exe"
2⤵
- Loads dropped DLL
PID:4316

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI45002\VCRUNTIME140.dll
Filesize
116KB

MD5
be8dbe2dc77ebe7f88f910c61aec691a

SHA1
a19f08bb2b1c1de5bb61daf9f2304531321e0e40

SHA256
4d292623516f65c80482081e62d5dadb759dc16e851de5db24c3cbb57b87db83

SHA512
0da644472b374f1da449a06623983d0477405b5229e386accadb154b43b8b083ee89f07c3f04d2c0c7501ead99ad95aecaa5873ff34c5eeb833285b598d5a655

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_asyncio.pyd
Filesize
69KB

MD5
70fb0b118ac9fd3292dde530e1d789b8

SHA1
4adc8d81e74fc04bce64baf4f6147078eefbab33

SHA256
f8305023f6ad81ddc7124b311e500a58914b05a9b072bf9a6d079ea0f6257793

SHA512
1ab72ea9f96c6153b9b5d82b01354381b04b93b7d58c0b54a441b6a748c81cccd2fc27bb3b10350ab376ff5ada9d83af67cce17e21ccbf25722baf1f2aef3c98

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_bz2.pyd
Filesize
82KB

MD5
90f58f625a6655f80c35532a087a0319

SHA1
d4a7834201bd796dc786b0eb923f8ec5d60f719b

SHA256
bd8621fcc901fa1de3961d93184f61ea71068c436794af2a4449738ccf949946

SHA512
b5bb1ecc195700ad7bea5b025503edd3770b1f845f9beee4b067235c4e63496d6e0b19bdd2a42a1b6591d1131a2dc9f627b2ae8036e294300bb6983ecd644dc8

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_ctypes.pyd
Filesize
122KB

MD5
452305c8c5fda12f082834c3120db10a

SHA1
9bab7b3fd85b3c0f2bedc3c5adb68b2579daa6e7

SHA256
543ce9d6dc3693362271a2c6e7d7fc07ad75327e0b0322301dd29886467b0b0e

SHA512
3d52afdbc8da74262475abc8f81415a0c368be70dbf5b2bd87c9c29ca3d14c44770a5b8b2e7c082f3ece0fd2ba1f98348a04b106a48d479fa6bd062712be8f7c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_decimal.pyd
Filesize
247KB

MD5
f78f9855d2a7ca940b6be51d68b80bf2

SHA1
fd8af3dbd7b0ea3de2274517c74186cb7cd81a05

SHA256
d4ae192bbd4627fc9487a2c1cd9869d1b461c20cfd338194e87f5cf882bbed12

SHA512
6b68c434a6f8c436d890d3c1229d332bd878e5777c421799f84d79679e998b95d2d4a013b09f50c5de4c6a85fcceb796f3c486e36a10cbac509a0da8d8102b18

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_hashlib.pyd
Filesize
64KB

MD5
8baeb2bd6e52ba38f445ef71ef43a6b8

SHA1
4132f9cd06343ef8b5b60dc8a62be049aa3270c2

SHA256
6c50c9801a5caf0bb52b384f9a0d5a4aa182ca835f293a39e8999cf6edf2f087

SHA512
804a4e19ea622646cea9e0f8c1e284b7f2d02f3620199fa6930dbdadc654fa137c1e12757f87c3a1a71ceff9244aa2f598ee70d345469ca32a0400563fe3aa65

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_lzma.pyd
Filesize
155KB

MD5
cf8de1137f36141afd9ff7c52a3264ee

SHA1
afde95a1d7a545d913387624ef48c60f23cf4a3f

SHA256
22d10e2d6ad3e3ed3c49eb79ab69a81aaa9d16aeca7f948da2fe80877f106c16

SHA512
821985ff5bc421bd16b2fa5f77f1f4bf8472d0d1564bc5768e4dbe866ec52865a98356bb3ef23a380058acd0a25cd5a40a1e0dae479f15863e48c4482c89a03f

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_multiprocessing.pyd
Filesize
34KB

MD5
c0a06aebbd57d2420037162fa5a3142b

SHA1
1d82ba750128eb51070cdeb0c69ac75117e53b43

SHA256
5673b594e70d1fdaad3895fc8c3676252b7b675656fb88ef3410bc93bb0e7687

SHA512
ddf2c4d22b2371a8602601a05418ef712e03def66e2d8e8814853cdd989ed457efbd6032f4a4a3e9ecca9915d99c249dfd672670046461a9fe510a94da085fbf

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_overlapped.pyd
Filesize
54KB

MD5
54c021e10f9901bf782c24d648a82b96

SHA1
cf173cc0a17308d7d87b62c1169b7b99655458bc

SHA256
2e53cc1bfa6e10a4de7e1f4081c5b952746e2d4fa7f8b9929ad818ce20b2cc9f

SHA512
e451226ece8c34c73e5b31e06fdc1d99e073e6e0651a0c5e04b0cf011e79d0747da7a5b6c5e94aca44cfceb9e85ce3d85afff081a574d1f53f115e39e9d4ff6c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_queue.pyd
Filesize
31KB

MD5
5aa4b057ba2331eed6b4b30f4b3e0d52

SHA1
6b9db113c2882743984c3d8b70ec49fc4a136c23

SHA256
d43dca0e00c3c11329b68177e967cf5240495c4786f5afa76ac4f267c3a5cdb9

SHA512
aa5aa3285ea5c177eca055949c5f550dbd2d2699202a29efe2077213cbc95fff2a36d99eecce249ac04d95baf149b3d8c557a67fc39ead3229f0b329e83447b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_socket.pyd
Filesize
81KB

MD5
439b3ad279befa65bb40ecebddd6228b

SHA1
d3ea91ae7cad9e1ebec11c5d0517132bbc14491e

SHA256
24017d664af20ee3b89514539345caac83eca34825fcf066a23e8a4c99f73e6d

SHA512
a335e1963bb21b34b21aef6b0b14ba8908a5343b88f65294618e029e3d4d0143ea978a5fd76d2df13a918ffab1e2d7143f5a1a91a35e0cc1145809b15af273bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_ssl.pyd
Filesize
173KB

MD5
6774d6fb8b9e7025254148dc32c49f47

SHA1
212e232da95ec8473eb0304cf89a5baf29020137

SHA256
2b6f1b1ac47cb7878b62e8d6bb587052f86ca8145b05a261e855305b9ca3d36c

SHA512
5d9247dce96599160045962af86fc9e5439f66a7e8d15d1d00726ec1b3b49d9dd172d667380d644d05cb18e45a5419c2594b4bcf5a16ea01542ae4d7d9a05c6e

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_uuid.pyd
Filesize
24KB

MD5
b9e2ab3d934221a25f2ad0a8c2247f94

SHA1
af792b19b81c1d90d570bdfedbd5789bdf8b9e0c

SHA256
d462f34aca50d1f37b9ea03036c881ee4452e1fd37e1b303cd6daaecc53e260e

SHA512
9a278bfe339f3cfbd02a1bb177c3bc7a7ce36eb5b4fadaaee590834ad4d29cbe91c8c4c843263d91296500c5536df6ac98c96f59f31676cecdccf93237942a72

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\_wmi.pyd
Filesize
35KB

MD5
cb0564bc74258cb1320c606917ce5a71

SHA1
5b2bfc0d997cc5b7d985bfadddbfc180cb01f7cf

SHA256
0342916a60a7b39bbd5753d85e1c12a4d6f990499753d467018b21cefa49cf32

SHA512
43f3afa9801fcf5574a30f4d3e7ae6aff65c7716462f9aba5bc8055887a44bf38fba121639d8b31427e738752fe3b085d1d924de2633f4c042433e1960023f38

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\base_library.zip
Filesize
1.3MB

MD5
ccee0ea5ba04aa4fcb1d5a19e976b54f

SHA1
f7a31b2223f1579da1418f8bfe679ad5cb8a58f5

SHA256
eeb7f0b3e56b03454868411d5f62f23c1832c27270cee551b9ca7d9d10106b29

SHA512
4f29ac5df211fef941bd953c2d34cb0c769fb78475494746cb584790d9497c02be35322b0c8f5c14fe88d4dd722733eda12496db7a1200224a014043f7d59166

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\charset_normalizer\md.cp312-win_amd64.pyd
Filesize
10KB

MD5
d9e0217a89d9b9d1d778f7e197e0c191

SHA1
ec692661fcc0b89e0c3bde1773a6168d285b4f0d

SHA256
ecf12e2c0a00c0ed4e2343ea956d78eed55e5a36ba49773633b2dfe7b04335c0

SHA512
3b788ac88c1f2d682c1721c61d223a529697c7e43280686b914467b3b39e7d6debaff4c0e2f42e9dddb28b522f37cb5a3011e91c66d911609c63509f9228133d

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\charset_normalizer\md__mypyc.cp312-win_amd64.pyd
Filesize
120KB

MD5
bf9a9da1cf3c98346002648c3eae6dcf

SHA1
db16c09fdc1722631a7a9c465bfe173d94eb5d8b

SHA256
4107b1d6f11d842074a9f21323290bbe97e8eed4aa778fbc348ee09cc4fa4637

SHA512
7371407d12e632fc8fb031393838d36e6a1fe1e978ced36ff750d84e183cde6dd20f75074f4597742c9f8d6f87af12794c589d596a81b920c6c62ee2ba2e5654

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\libcrypto-3.dll
Filesize
4.9MB

MD5
51e8a5281c2092e45d8c97fbdbf39560

SHA1
c499c810ed83aaadce3b267807e593ec6b121211

SHA256
2a234b5aa20c3faecf725bbb54fb33f3d94543f78fa7045408e905593e49960a

SHA512
98b91719b0975cb38d3b3c7b6f820d184ef1b64d38ad8515be0b8b07730e2272376b9e51631fe9efd9b8a1709fea214cf3f77b34eeb9fd282eb09e395120e7cb

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\libffi-8.dll
Filesize
38KB

MD5
0f8e4992ca92baaf54cc0b43aaccce21

SHA1
c7300975df267b1d6adcbac0ac93fd7b1ab49bd2

SHA256
eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a

SHA512
6e1b223462dc124279bfca74fd2c66fe18b368ffbca540c84e82e0f5bcbea0e10cc243975574fa95ace437b9d8b03a446ed5ee0c9b1b094147cefaf704dfe978

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\libssl-3.dll
Filesize
771KB

MD5
bfc834bb2310ddf01be9ad9cff7c2a41

SHA1
fb1d601b4fcb29ff1b13b0d2ed7119bd0472205c

SHA256
41ad1a04ca27a7959579e87fbbda87c93099616a64a0e66260c983381c5570d1

SHA512
6af473c7c0997f2847ebe7cee8ef67cd682dee41720d4f268964330b449ba71398fda8954524f9a97cc4cdf9893b8bdc7a1cf40e9e45a73f4f35a37f31c6a9c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\multidict\_multidict.cp312-win_amd64.pyd
Filesize
47KB

MD5
06e8561edafd3f04cd8b458098e65bcb

SHA1
16ba7cf3fb2d15ae629559e3d27656f2b3457c64

SHA256
cbacd0e9c7d3d21055716f9859258bbead86466390b4d0d4d6fb5f1d29f136e7

SHA512
2713627b49ae38763a13d703913531792842050077e7bb3efde4ddb2534667aed9093772c00a444db278f6709fe9bfdfa4a0119f29d3cc59170b3ac101a93f84

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\pyexpat.pyd
Filesize
194KB

MD5
e2d1c738d6d24a6dd86247d105318576

SHA1
384198f20724e4ede9e7b68e2d50883c664eee49

SHA256
cdc09fbae2f103196215facd50d108be3eff60c8ee5795dcc80bf57a0f120cdf

SHA512
3f9cb64b4456438dea82a0638e977f233faf0a08433f01ca87ba65c7e80b0680b0ec3009fa146f02ae1fdcc56271a66d99855d222e77b59a1713caf952a807da

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\python312.dll
Filesize
6.7MB

MD5
48ebfefa21b480a9b0dbfc3364e1d066

SHA1
b44a3a9b8c585b30897ddc2e4249dfcfd07b700a

SHA256
0cc4e557972488eb99ea4aeb3d29f3ade974ef3bcd47c211911489a189a0b6f2

SHA512
4e6194f1c55b82ee41743b35d749f5d92a955b219decacf9f1396d983e0f92ae02089c7f84a2b8296a3062afa3f9c220da9b7cd9ed01b3315ea4a953b4ecc6ce

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\select.pyd
Filesize
29KB

MD5
e1604afe8244e1ce4c316c64ea3aa173

SHA1
99704d2c0fa2687997381b65ff3b1b7194220a73

SHA256
74cca85600e7c17ea6532b54842e26d3cae9181287cdf5a4a3c50af4dab785e5

SHA512
7bf35b1a9da9f1660f238c2959b3693b7d9d2da40cf42c6f9eba2164b73047340d0adff8995049a2fe14e149eba05a5974eee153badd9e8450f961207f0b3d42

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\unicodedata.pyd
Filesize
1.1MB

MD5
fc47b9e23ddf2c128e3569a622868dbe

SHA1
2814643b70847b496cbda990f6442d8ff4f0cb09

SHA256
2a50d629895a05b10a262acf333e7a4a31db5cb035b70d14d1a4be1c3e27d309

SHA512
7c08683820498fdff5f1703db4ad94ad15f2aa877d044eddc4b54d90e7dc162f48b22828cd577c9bb1b56f7c11f777f9785a9da1867bf8c0f2b6e75dc57c3f53

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI45002\yarl\_quoting_c.cp312-win_amd64.pyd
Filesize
94KB

MD5
40b8e4aa58505ea63fdb9647605d7bac

SHA1
d0ef22d95b4d69ce435bc4ba4079a26c8d268458

SHA256
28471e692b4b53ca68742368672de81e0a84c3d19e36bef50c3c50bc433696c6

SHA512
3fcfc1e130374df71e556ee4115f2b0fafa188c922a87dcedb16e0b530cbd04e8a61731777882552f50d7f59fc315cf293f4aa1ce2fce57b92c08c90e869a23c

Download Submit