45715d3b3c58ea90088529b234c4ebb34a005c5d7406b4a92a3e116aa28c26c2

max time kernel
1s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
05-12-2024 02:56

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General

Target

accgen.exe
Size

7.5MB
MD5

f1c9d53dc67cafd6d193be9a4b33f627
SHA1

dc1de348ba0cd40c6b10cb528e7aee83072c6aa0
SHA256

45715d3b3c58ea90088529b234c4ebb34a005c5d7406b4a92a3e116aa28c26c2
SHA512

aaba4de3b7e9bd1e8c41e655cbe29addcbe98f62f4b6ad599fe7a59e4616881ca97a91ae0a457df0421d586eb586a13f62aff10907a386f1cf3a25be7fa6244c
SSDEEP

196608:WlQCwVhurErvI9pWjgN3ZdahF0pbH1AY7WtQsNo/03vC1J:LVhurEUWjqeWx06rYYJ

Score

7^/10

upx

Malware Config

Signatures

Loads dropped DLL 9 IoCs

pid	Process
4088	accgen.exe
4088	accgen.exe
4088	accgen.exe
4088	accgen.exe
4088	accgen.exe
4088	accgen.exe
4088	accgen.exe
4088	accgen.exe
4088	accgen.exe

UPX packed file 25 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x001900000002ab5a-21.dat	upx
behavioral1/memory/4088-25-0x00007FF93C410000-0x00007FF93CAD4000-memory.dmp	upx
behavioral1/files/0x001900000002ab46-27.dat	upx
behavioral1/files/0x001900000002ab58-29.dat	upx
behavioral1/files/0x001900000002ab52-48.dat	upx
behavioral1/files/0x001900000002ab4f-47.dat	upx
behavioral1/files/0x001900000002ab4e-46.dat	upx
behavioral1/files/0x001c00000002ab4d-45.dat	upx
behavioral1/files/0x001900000002ab4c-44.dat	upx
behavioral1/files/0x001900000002ab49-43.dat	upx
behavioral1/files/0x001900000002ab48-42.dat	upx
behavioral1/files/0x001b00000002ab45-41.dat	upx
behavioral1/files/0x001900000002ab61-40.dat	upx
behavioral1/files/0x001900000002ab60-39.dat	upx
behavioral1/files/0x001c00000002ab5f-38.dat	upx
behavioral1/files/0x001c00000002ab59-35.dat	upx
behavioral1/files/0x001900000002ab55-34.dat	upx
behavioral1/memory/4088-32-0x00007FF957850000-0x00007FF95785F000-memory.dmp	upx
behavioral1/memory/4088-31-0x00007FF957890000-0x00007FF9578B5000-memory.dmp	upx
behavioral1/memory/4088-54-0x00007FF952430000-0x00007FF95245D000-memory.dmp	upx
behavioral1/memory/4088-56-0x00007FF9534D0000-0x00007FF9534EA000-memory.dmp	upx
behavioral1/memory/4088-58-0x00007FF952180000-0x00007FF9521A4000-memory.dmp	upx
behavioral1/memory/4088-60-0x00007FF94DE40000-0x00007FF94DFBF000-memory.dmp	upx
behavioral1/memory/4088-63-0x00007FF953390000-0x00007FF9533A9000-memory.dmp	upx
behavioral1/memory/4088-64-0x00007FF957840000-0x00007FF95784D000-memory.dmp	upx

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1016 wrote to memory of 4088	1016	accgen.exe	77
PID 1016 wrote to memory of 4088	1016	accgen.exe	77

C:\Users\Admin\AppData\Local\Temp\accgen.exe
"C:\Users\Admin\AppData\Local\Temp\accgen.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1016
- C:\Users\Admin\AppData\Local\Temp\accgen.exe
  "C:\Users\Admin\AppData\Local\Temp\accgen.exe"
  2⤵
  - Loads dropped DLL
  PID:4088

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI10162\VCRUNTIME140.dll

Filesize
116KB

MD5
be8dbe2dc77ebe7f88f910c61aec691a

SHA1
a19f08bb2b1c1de5bb61daf9f2304531321e0e40

SHA256
4d292623516f65c80482081e62d5dadb759dc16e851de5db24c3cbb57b87db83

SHA512
0da644472b374f1da449a06623983d0477405b5229e386accadb154b43b8b083ee89f07c3f04d2c0c7501ead99ad95aecaa5873ff34c5eeb833285b598d5a655

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\_bz2.pyd

Filesize
48KB

MD5
5cd942486b252213763679f99c920260

SHA1
abd370aa56b0991e4bfee065c5f34b041d494c68

SHA256
88087fef2cff82a3d2d2d28a75663618271803017ea8a6fcb046a23e6cbb6ac8

SHA512
6cd703e93ebccb0fd896d3c06ca50f8cc2e782b6cc6a7bdd12786fcfb174c2933d39ab7d8e674119faeca5903a0bfac40beffb4e3f6ca1204aaffefe1f30642c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\_ctypes.pyd

Filesize
59KB

MD5
4878ad72e9fbf87a1b476999ee06341e

SHA1
9e25424d9f0681398326252f2ae0be55f17e3540

SHA256
d699e09727eefe5643e0fdf4be4600a1d021af25d8a02906ebf98c2104d3735d

SHA512
6d465ae4a222456181441d974a5bb74d8534a39d20dca6c55825ebb0aa678e2ea0d6a6853bfa0888a7fd6be36f70181f367a0d584fccaa8daa940859578ab2b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\_decimal.pyd

Filesize
107KB

MD5
d60e08c4bf3be928473139fa6dcb3354

SHA1
e819b15b95c932d30dafd7aa4e48c2eea5eb5fcb

SHA256
e21b0a031d399ffb7d71c00a840255d436887cb761af918f5501c10142987b7b

SHA512
6cac905f58c1f25cb91ea0a307cc740575bf64557f3cd57f10ad7251865ddb88965b2ad0777089b77fc27c6d9eb9a1f87456ddf57b7d2d717664c07af49e7b58

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\_hashlib.pyd

Filesize
35KB

MD5
edfb41ad93bc40757a0f0e8fdf1d0d6c

SHA1
155f574eef1c89fd038b544778970a30c8ab25ad

SHA256
09a0be93d58ce30fa7fb8503e9d0f83b10d985f821ce8a9659fd0bbc5156d81e

SHA512
3ba7d225828b37a141ed2232e892dad389147ca4941a1a85057f04c0ed6c0eab47b427bd749c565863f2d6f3a11f3eb34b6ee93506dee92ec56d7854e3392b10

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\_lzma.pyd

Filesize
86KB

MD5
25b96925b6b4ea5dd01f843ecf224c26

SHA1
69ba7c4c73c45124123a07018fa62f6f86948e81

SHA256
2fbc631716ffd1fd8fd3c951a1bd9ba00cc11834e856621e682799ba2ab430fd

SHA512
97c56ce5040fb7d5785a4245ffe08817b02926da77c79e7e665a4cfa750afdcb7d93a88104831944b1fe3262c0014970ca50a332b51030eb602bb7fb29b56ae3

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\_queue.pyd

Filesize
26KB

MD5
c2ba2b78e35b0ab037b5f969549e26ac

SHA1
cb222117dda9d9b711834459e52c75d1b86cbb6e

SHA256
d8b60222732bdcedddbf026f96bddda028c54f6ae6b71f169a4d0c35bc911846

SHA512
da2bf31eb6fc87a606cbaa53148407e9368a6c3324648cb3df026a4fe06201bbaab1b0e1a6735d1f1d3b90ea66f5a38d47daac9686520127e993ecb02714181f

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\_socket.pyd

Filesize
44KB

MD5
aa8435614d30cee187af268f8b5d394b

SHA1
6e218f3ad8ac48a1dde6b3c46ff463659a22a44e

SHA256
5427daade880df81169245ea2d2cc68355d34dbe907bc8c067975f805d062047

SHA512
3ccf7ec281c1dc68f782a39f339e191a251c9a92f6dc2df8df865e1d7796cf32b004ea8a2de96fe75fa668638341786eb515bac813f59a0d454fc91206fee632

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\_sqlite3.pyd

Filesize
57KB

MD5
81a43e60fc9e56f86800d8bb920dbe58

SHA1
0dc3ffa0ccbc0d8be7c7cbae946257548578f181

SHA256
79977cbda8d6b54868d9cfc50159a2970f9b3b0f8df0ada299c3c1ecfdc6deb0

SHA512
d3a773f941f1a726826d70db4235f4339036ee5e67667a6c63631ff6357b69ba90b03f44fd0665210ee243c1af733c84d2694a1703ebb290f45a7e4b1fc001c7

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\_ssl.pyd

Filesize
66KB

MD5
c0512ca159b58473feadc60d3bd85654

SHA1
ac30797e7c71dea5101c0db1ac47d59a4bf08756

SHA256
66a0e06cce76b1e332278f84eda4c032b4befbd6710c7c7eb6f5e872a7b83f43

SHA512
3999fc4e673cf2ce9938df5850270130247f4a96c249e01258a25b125d64c42c8683a85aec64ed9799d79b50f261bcfac6ee9de81f1c5252e044d02ac372e5c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\base_library.zip

Filesize
1.3MB

MD5
100dfe4e2eb2ce4726a43dbd4076b4ee

SHA1
5671116823ad50f18c7f0e45c612f41711cff8fe

SHA256
10b1adf18da86baebdbe7ee7561bc0ffa2aabf88e9f03cc34ab7943b25665769

SHA512
1b63f7841ea699c46c86568407d4f1cff21db9f5d57aecc374e3eae3c283349090d828df909f0213d1b177992b49caf22d5154958080fc06238e9e3b0cdf7bb3

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\blank.aes

Filesize
113KB

MD5
0909cf70ed4201cca68f422a1f87cb3b

SHA1
63928470faf1c1bbf3bb130351d549e777160f7c

SHA256
c9b1c6f2bea2e4f58e90a82b8320a1a48472e4325e4206e1fc9155adeb4ee2e5

SHA512
0857cca04a44fdb3c66c827e767745a58c993591db0a56869d9f709e043bb4b603e3a42dcaab7ee6de61f37a988bd099663558c5e448a1a0980dd84fb8f1a220

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\libcrypto-3.dll

Filesize
1.6MB

MD5
7f1b899d2015164ab951d04ebb91e9ac

SHA1
1223986c8a1cbb57ef1725175986e15018cc9eab

SHA256
41201d2f29cf3bc16bf32c8cecf3b89e82fec3e5572eb38a578ae0fb0c5a2986

SHA512
ca227b6f998cacca3eb6a8f18d63f8f18633ab4b8464fb8b47caa010687a64516181ad0701c794d6bfe3f153662ea94779b4f70a5a5a94bb3066d8a011b4310d

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\libffi-8.dll

Filesize
29KB

MD5
08b000c3d990bc018fcb91a1e175e06e

SHA1
bd0ce09bb3414d11c91316113c2becfff0862d0d

SHA256
135c772b42ba6353757a4d076ce03dbf792456143b42d25a62066da46144fece

SHA512
8820d297aeda5a5ebe1306e7664f7a95421751db60d71dc20da251bcdfdc73f3fd0b22546bd62e62d7aa44dfe702e4032fe78802fb16ee6c2583d65abc891cbf

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\libssl-3.dll

Filesize
222KB

MD5
264be59ff04e5dcd1d020f16aab3c8cb

SHA1
2d7e186c688b34fdb4c85a3fce0beff39b15d50e

SHA256
358b59da9580e7102adfc1be9400acea18bc49474db26f2f8bacb4b8839ce49d

SHA512
9abb96549724affb2e69e5cb2c834ecea3f882f2f7392f2f8811b8b0db57c5340ab21be60f1798c7ab05f93692eb0aeab077caf7e9b7bb278ad374ff3c52d248

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\python312.dll

Filesize
1.7MB

MD5
18677d48ba556e529b73d6e60afaf812

SHA1
68f93ed1e3425432ac639a8f0911c144f1d4c986

SHA256
8e2c03e1ee5068c16e61d3037a10371f2e9613221a165150008bef04474a8af8

SHA512
a843ab3a180684c4f5cae0240da19291e7ed9ae675c9356334386397561c527ab728d73767459350fa67624f389411d03665f69637c5f5c268011d1b103d0b02

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\rar.exe

Filesize
615KB

MD5
9c223575ae5b9544bc3d69ac6364f75e

SHA1
8a1cb5ee02c742e937febc57609ac312247ba386

SHA256
90341ac8dcc9ec5f9efe89945a381eb701fe15c3196f594d9d9f0f67b4fc2213

SHA512
57663e2c07b56024aaae07515ee3a56b2f5068ebb2f2dc42be95d1224376c2458da21c965aab6ae54de780cb874c2fc9de83d9089abf4536de0f50faca582d09

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\rarreg.key

Filesize
456B

MD5
4531984cad7dacf24c086830068c4abe

SHA1
fa7c8c46677af01a83cf652ef30ba39b2aae14c3

SHA256
58209c8ab4191e834ffe2ecd003fd7a830d3650f0fd1355a74eb8a47c61d4211

SHA512
00056f471945d838ef2ce56d51c32967879fe54fcbf93a237ed85a98e27c5c8d2a39bc815b41c15caace2071edd0239d775a31d1794dc4dba49e7ecff1555122

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\select.pyd

Filesize
25KB

MD5
f5540323c6bb870b3a94e1b3442e597b

SHA1
2581887ffc43fa4a6cbd47f5d4745152ce40a5a7

SHA256
b3ff47c71e1023368e94314b6d371e01328dae9f6405398c72639129b89a48d2

SHA512
56ee1da2fb604ef9f30eca33163e3f286540d3f738ed7105fc70a2bccef7163e0e5afd0aeb68caf979d9493cd5a6a286e6943f6cd59c8e18902657807aa652e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\sqlite3.dll

Filesize
644KB

MD5
8a6c2b015c11292de9d556b5275dc998

SHA1
4dcf83e3b50970374eef06b79d323a01f5364190

SHA256
ad9afd1225847ae694e091b833b35aa03445b637e35fb2873812db358d783f29

SHA512
819f4e888831524ceeed875161880a830794a748add2bf887895d682db1cec29eaddc5eddf1e90d982f4c78a9747f960d75f7a87bdda3b4f63ea2f326db05387

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI10162\unicodedata.pyd

Filesize
295KB

MD5
3f2da3ed690327ae6b320daa82d9be27

SHA1
32aebd8e8e17d6b113fc8f693259eba8b6b45ea5

SHA256
7dc64867f466b666ff1a209b0ef92585ffb7b0cac3a87c27e6434a2d7b85594f

SHA512
a4e6d58477baa35100aa946dfad42ad234f8affb26585d09f91cab89bbef3143fc45307967c9dbc43749ee06e93a94d87f436f5a390301823cd09e221cac8a10

Download Submit
memory/4088-32-0x00007FF957850000-0x00007FF95785F000-memory.dmp

Filesize
60KB

Download
memory/4088-31-0x00007FF957890000-0x00007FF9578B5000-memory.dmp

Filesize
148KB

Download
memory/4088-54-0x00007FF952430000-0x00007FF95245D000-memory.dmp

Filesize
180KB

Download
memory/4088-56-0x00007FF9534D0000-0x00007FF9534EA000-memory.dmp

Filesize
104KB

Download
memory/4088-58-0x00007FF952180000-0x00007FF9521A4000-memory.dmp

Filesize
144KB

Download
memory/4088-60-0x00007FF94DE40000-0x00007FF94DFBF000-memory.dmp

Filesize
1.5MB

Download
memory/4088-63-0x00007FF953390000-0x00007FF9533A9000-memory.dmp

Filesize
100KB

Download
memory/4088-64-0x00007FF957840000-0x00007FF95784D000-memory.dmp

Filesize
52KB

Download
memory/4088-25-0x00007FF93C410000-0x00007FF93CAD4000-memory.dmp

Filesize
6.8MB

Download

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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