Analysis
- max time kernel
144s - max time network
66s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
24/12/2023, 14:17
Static task
static1
Behavioral task
behavioral1
Sample
004c8d8245047b0f39999684f20721f0.exe
Resource
win7-20231215-en
12 signatures
150 seconds
General
- Target 004c8d8245047b0f39999684f20721f0.exe
- Size 976KB
- Sample231224-rl7tcsdaaq
- SHA256 61a7cc351e95157e641e31c7f7998c3ac835a3d30a1d5c2b2a3b02c8c102b8f6
- MD5 004c8d8245047b0f39999684f20721f0
- SHA1 904709369999b3ef5c2bf6696a43a65972e6c880
- SHA512 5e7f2ab32021af429cb976ee35de61f5c170a04bb5fa55071675f321499bb5d7ccb50dc3187fccab0077ae5fd18ff10f75a9ea3e5570a3450461671a5972ac3c
- SSDEEP 24576:vK3pDnnYewiEojABqLEainYqtWFgTMbw8TK89hZlh5QC3Ei8ub+m:QnnY7iEoxL4nWF9w8TXB/x
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\msvga.sys YDate.exe - Executes dropped EXE 3 IoCs
pid Process 4876 Setup.exe 2592 YDate.exe 2808 YDate.exe - Loads dropped DLL 1 IoCs
pid Process 2592 YDate.exe -
resource yara_rule behavioral2/memory/2592-65-0x0000000010000000-0x000000001013A000-memory.dmp vmprotect behavioral2/memory/2592-66-0x0000000010000000-0x000000001013A000-memory.dmp vmprotect behavioral2/files/0x000600000002321b-64.dat vmprotect behavioral2/files/0x000600000002321b-63.dat vmprotect - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Drops file in Program Files directory 22 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\YDate\Uninstall.exe Setup.exe File created C:\Program Files (x86)\YDate\YDate.exe Setup.exe File opened for modification C:\Program Files (x86)\YDate\Resource\BtnInst.png Setup.exe File opened for modification C:\Program Files (x86)\YDate\Resource\InstUI.bmp Setup.exe File created C:\Program Files (x86)\YDate\Setup.ini Setup.exe File created C:\Program Files (x86)\YDate\Resource\BtnInst.png Setup.exe File opened for modification C:\Program Files (x86)\YDate\Resource\BtnMinimized.png Setup.exe File created C:\Program Files (x86)\YDate\Uninstall.exe Setup.exe File opened for modification C:\Program Files (x86)\YDate\YDate.exe Setup.exe File opened for modification C:\Program Files (x86)\YDate\fun.dll Setup.exe File created C:\Program Files (x86)\YDate\hn.ini Setup.exe File opened for modification C:\Program Files (x86)\YDate\Resource\BtnClose.png Setup.exe File opened for modification C:\Program Files (x86)\YDate\Setup.exe Setup.exe File opened for modification C:\Program Files (x86)\YDate\Uninstall.ini Setup.exe File opened for modification C:\Program Files (x86)\YDate\hn.ini Setup.exe File created C:\Program Files (x86)\YDate\Resource\BtnMinimized.png Setup.exe File created C:\Program Files (x86)\YDate\Resource\InstUI.bmp Setup.exe File opened for modification C:\Program Files (x86)\YDate\Setup.ini Setup.exe File created C:\Program Files (x86)\YDate\Uninstall.ini Setup.exe File created C:\Program Files (x86)\YDate\fun.dll Setup.exe File created C:\Program Files (x86)\YDate\Resource\BtnClose.png Setup.exe File created C:\Program Files (x86)\YDate\Setup.exe Setup.exe - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4560 schtasks.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\D8C7019BD363CEA27D25594A5517BD6A5225E04B YDate.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\D8C7019BD363CEA27D25594A5517BD6A5225E04B\Blob = 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 YDate.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2592 YDate.exe 2592 YDate.exe 2592 YDate.exe 2592 YDate.exe 2592 YDate.exe 2592 YDate.exe 2808 YDate.exe 2808 YDate.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 660 Process not Found - Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4544 004c8d8245047b0f39999684f20721f0.exe 4876 Setup.exe 2592 YDate.exe 2808 YDate.exe 2808 YDate.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4544 wrote to memory of 4876 4544 004c8d8245047b0f39999684f20721f0.exe 19 PID 4544 wrote to memory of 4876 4544 004c8d8245047b0f39999684f20721f0.exe 19 PID 4544 wrote to memory of 4876 4544 004c8d8245047b0f39999684f20721f0.exe 19 PID 4876 wrote to memory of 2592 4876 Setup.exe 23 PID 4876 wrote to memory of 2592 4876 Setup.exe 23 PID 4876 wrote to memory of 2592 4876 Setup.exe 23 PID 4876 wrote to memory of 2808 4876 Setup.exe 53 PID 4876 wrote to memory of 2808 4876 Setup.exe 53 PID 4876 wrote to memory of 2808 4876 Setup.exe 53 PID 2808 wrote to memory of 4560 2808 YDate.exe 52 PID 2808 wrote to memory of 4560 2808 YDate.exe 52 PID 2808 wrote to memory of 4560 2808 YDate.exe 52
Processes
-
C:\Users\Admin\AppData\Local\Temp\004c8d8245047b0f39999684f20721f0.exe"C:\Users\Admin\AppData\Local\Temp\004c8d8245047b0f39999684f20721f0.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4544 -
C:\Users\Admin\AppData\Local\Temp\~srflkHV\Setup.exe"C:\Users\Admin\AppData\Local\Temp\~srflkHV\Setup.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4876 -
C:\Program Files (x86)\YDate\YDate.exe"C:\Program Files (x86)\YDate\YDate.exe" /install3⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2592
-
-
C:\Program Files (x86)\YDate\YDate.exe"C:\Program Files (x86)\YDate\YDate.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2808
-
-
-
C:\Windows\SysWOW64\schtasks.exeschtasks.exe /create /tn SZDate /tr "'C:\Program Files (x86)\YDate\YDate.exe'" /sc onlogon /rl highest /f1⤵
- Creates scheduled task(s)
PID:4560
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Program Files (x86)\YDate\YDate.exe
- Size 68KB
- SHA256 8f3bf7e896a37b60f0ca8c6a0fb95a975d6e0cfecf62eb1a315ad5924a1234d6
- MD5 6e4b1d4d6e1793335f597f76429ace81
- SHA1 e8c9b669abcd62b2b988eb2b144d2a3251e78894
- SHA512 daab3017f257f8b78a048eaf8abfb1ea2704daaeb482f47b1d5c03d8b0f7aa5df9f4b85082c848ac75946dedbe415dbcffd05f5dbf5d23cd20aec12ed5753e26
- SSDEEP 1536:xETGyp6Egpz/qg7TO7qKep1LLxYgEqRu4xUrNIOBnToIfRz:iTGyp1gpz/qgO7Hg1ZM4x+pTBfRz
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files (x86)\YDate\YDate.exe
- Size 12KB
- SHA256 0908acadc46b6078e44f1383ade230c0f76438e48cfbcd0cfc37eafd398911f8
- MD5 b27aec92ee45a745e081590026a2d46d
- SHA1 9fa92610edce4ab5ad17b61748e2ccb7c2e28724
- SHA512 b9d7d06d79005991ffd70e42ff76dda67d783104df557ba646c3d04be22a9aab08d511c39efc1a96d81bb456a00de51a3ddf465bf6a3b043a4daf9c3b125b932
- SSDEEP 192:xSGuayTGypIp1DEinDILm4oV35C2W1LzA3jQMizOFpRV4v5:xSGuayTGypi1j4oV3M2OzATZbRqB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files (x86)\YDate\YDate.exe
- Size 34KB
- SHA256 6ad2ff43a1497b53ca63fb4dfac1aa7fc2a8593f4776691fc1b144d2893664b8
- MD5 7840f259a1ee3ce7b9488318d1ebafcc
- SHA1 ed76ddccbe9fc8d0670e61d25d7074e46e1f0363
- SHA512 4913db4e54c634b194ea9ea9f2364fcbb7843078dc85f865ddc3897ec6c7b1f04d26739f095c58cecaf4be8951c47bd9c49fd06fdabe49226f7b1cf6c3254655
- SSDEEP 768:xSG5yTGyp6Eg3M2zfq2jdAgjnTVUM4mqRqu4kyOep1LC:xETGyp6Egpz/qg7TO7qKep1LC
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files (x86)\YDate\fun.dll
- Size 33KB
- SHA256 c73d5a10f8c8a044865e9a3e9ab0a63b518b117284b57c72ac5bf3476994f38e
- MD5 f9045641cd92cd2c01d5417afad944ae
- SHA1 5755d80dec506fd1649522838172289735ce9ebb
- SHA512 43f11b40ab075a14be441790d3d19f47a632f24e0776d253970259d02c639c61bd500381eb5bb8dccf7169d33ade7f33ce32b2d68676b43281be77cb4a8ded97
- SSDEEP 768:k8DvhVIh2IlI83YxmixPy0awPJapOwYOSasyGc:3bhVInlbItK0awsotZyp
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files (x86)\YDate\fun.dll
- Size 1KB
- SHA256 35d83b85a8ab75c98c593912d8f08550de51cc4abe676180f3a4d5a3fb2c20f4
- MD5 527cbd84e085d9c3ea5d64430a8c6581
- SHA1 750f06970d8ed69674bcfec93b8374616a930ed4
- SHA512 88fb21bf77e1a538779013571c8ec35f1b5d56a05d7b7275debfe63e37062faa12e25f68409b94ccc6ad3914924257803cb62b7a280fba69301775a0867f279e
- MD5 SHA1 SHA512
- Path C:\Program Files (x86)\YDate\hn.ini
- Size 42KB
- SHA256 dbec1ba94715cc4363cf4c81a90fbcfa85a194876fe7269da848b3f2dac13db5
- MD5 65a0283e463e27d736722fbd8c2f49b7
- SHA1 6285177f5e42f2af69d00781b5778b3e1fc3fac1
- SHA512 8ebdf8c5b67aec58d01242ac2ac89c5c214b637482da4c28735f65c2ea60981dbfae7c829245e360d40324f1c0a78f1e6ee208b8c70c60deaa3e81e78d74b24d
- SSDEEP 768:5XhTJwBpnRkVIYu1A1aBKxhPAXtMZQBqXRcUkFnDuP1p:5XdJwBpnKVfG+aBIFAXaZQABNODudp
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\~srflkHV\Resource\BtnClose.png
- Size 480B
- SHA256 b564635edb3549cd84e9f44d3053a12769cd8e0513034e076f8bd9b6bf7438d5
- MD5 fb2d65e18f021a847f44d02b30c337ac
- SHA1 77dbc7f0f9ff3fec2fb20243e5b1b4edc74b8b2d
- SHA512 0f1c4c0496164846a0078be53c1b2cf2476cb41057bf0f876144503e10a54d06ca9a64d86e6433a6e426dd8e6d81a131906de3c0c6b66efc845a30e57b714449
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\~srflkHV\Resource\BtnInst.png
- Size 16KB
- SHA256 757eb475d76992ffd14fd6e9f82ef76bfac7189d2aa49e31794f3bb2d631b193
- MD5 008866233132ddadebec1a9f38d0f01c
- SHA1 c273b681c1702f21f6f452f9e84dbf3a213a1989
- SHA512 d13b0890ed35d96da1a91bda5db96262ed0e83c69adf23984fef6aac10bf32ca50333bda4b8bae0a0ca21f525727366c3a982e2b3ea4942e40e1ba74c72f99bb
- SSDEEP 384:8NUGcQ37mGTQfKooy6Ph0UllpObwCW7QM6/WpxLi:mUGcQlO/cPhtlmW5i
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\~srflkHV\Resource\BtnMinimized.png
- Size 234B
- SHA256 d96499fc71bb01ece92eee0012db48cf28a064e420ae815169f28ef3a7aa82c3
- MD5 9412ebe682d57a1906aa98e0b0384ca0
- SHA1 4a2ada421c1a110ed2cdb584c33f3ea7145dddc9
- SHA512 29fe7e513722932cb7e64b7a8c10441c0c84e58176f323bf5a10361eb5dcdc2c3b06a4fef31a8e82e99c58c70fcb07fdded3713353c79525ffab69caf392c97e
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\~srflkHV\Resource\InstUI.bmp
- Size 45KB
- SHA256 be5c720d5bd197919419e4a744b0a7ae1dab5926abae3b87686ad3fc6130f882
- MD5 01afb12088977ce37d032a3bf51de036
- SHA1 b9fa7a8dbef6c327d0849f42be0b3f2f9a45885a
- SHA512 9b1b73f5e8665381c3ba37abaa9c7932eb7310efe1d7bbe92e2b0fcdcf4e37f31a9591c6bd1b8529f16ea4ac817861f0dbf5972641bb76216c146bc966acee25
- SSDEEP 3:4nk/H9/lMul0k:nf9tMuik
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\~srflkHV\Setup.INI
- Size 860B
- SHA256 c77cf06e41709b3dd4616338503b6c8691610519ec91ec213d8151c222d89c09
- MD5 47b87e145386fb3b1ff1dbd2e657bc42
- SHA1 07fa7e2d33acdbf904e70b55a6361be78b1180c7
- SHA512 673b778c6d04f29183e33704a17447ac106f6d6959cf57b5042d0b3fc495f93a3158757067718955b8a282b6816259caa4421e11d120101905996e0d90edab07
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\~srflkHV\Setup.exe
- Size 10KB
- SHA256 e019b3fa21f549f3444e3ec63f0a7da7d84a55bbd7c9c2ead03369d02844c0c7
- MD5 4e41963acb11853422bbc747789916c3
- SHA1 e4550f092ee7d5dfd4d7b4b430c65a047243f871
- SHA512 841e154e930d1844c118de54b28beb4263c49cf061cc1328d94c9a1a55a1aae8a30d8847dd647a1222967fac4960859796801f489173927c1ebe413f11440d28
- SSDEEP 192:iEdSmekdNN/BaraDaJx9U2gvrDQWCnXDnZIoZ:iaekWvurhmaoZ
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\~srflkHV\Uninstall.exe
- Size 20KB
- SHA256 1e32a2d751701f29ea0c6199ec2df023d0c931021fb6aaf9af5a54d093519d90
- MD5 4824cb0c84f62d95c00f19cf4164ba5b
- SHA1 45f645b710040be0135e18091ebda7ff7eafdf91
- SHA512 2e7e5b9c8261b2abf58043dd77dbb9485fb9321db1bef4bf829ed82f166cec7f18065ecddc949bf597553f1af843f3d10f52cdf45a7d80a6bbf94afda727906d
- SSDEEP 384:L+ar7faeEcAPhUueCSdRPkUWfUTuUWfvRmi9/Gt+:aai7ckhUuLIPkUWfUTuUWfk8/GM
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\~srflkHV\YDate.exe
- Size 68KB
- SHA256 56d738a6442822a9635456acff74a57cdd21b74a6f1c4b61e6642a6d86188e0d
- MD5 8877a7f0700019ebd22d60c9878434e3
- SHA1 4c27229199ccae598184e1592cc326906d5a391e
- SHA512 822c8548e9de07545b8cb7991f68e54085384114cc3ff5a934befbee4adae6df2c17cfdbbe0c2ab52e075d14ce0e18532e1b8a28ba72ac6881ec52451f3f2a9a
- SSDEEP 1536:xETGyp6Egpz/qg7TO7qKep1LLxYgEqRu4xUrNIOBnToIfRx:iTGyp1gpz/qgO7Hg1ZM4x+pTBfRx
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\~srflkHV\hn.ini
- Size 36KB
- SHA256 79d4aa29d42b700ee78f0397e3cd657018edef471e657796cb5937f5b81aeb05
- MD5 1d747de0de13d908490c0ceec10d38f1
- SHA1 31fc40cf7f54d5f6cb418f43646b0a71bfddaabc
- SHA512 e4db2985e5205c2dff59bb59b36ad3cb4aef2086df9699db868c6ce9aff8f7193aea99db7cdc972baee2e36062f65b4b582bf5b62efc38776fe748ccb616c7aa
- SSDEEP 768:5XhTJwBpnRkVIYu1A1aBKxhPAXtMZQBqXRcUU:5XdJwBpnKVfG+aBIFAXaZQABNU
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\ÔÃÈÕÀú.ini
- Size 580B
- SHA256 207ce83b4b60ba731fe758223e4b6637578abceb1b7d394b6eae66b0f774e9f0
- MD5 05c95a68fe0256d795f83ceb6022b375
- SHA1 9c99193f9d4e39e4ccaa1c6b831e547746a44574
- SHA512 eb4d7598d391f3989b681f34070a87720daef97acc775612992079342e27222525450453eb7376004a8b77588003ed0d1de24bf1c64c6f2e0231ed3310e9738d
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\ÔÃÈÕÀú.ini
- Size 753B
- SHA256 9743b62301c5dafc6e33d25d0114825238f81c91d332f21de9c43608d3fd54b4
- MD5 39a952a5211adff72d75686f788f7e80
- SHA1 d5c5dfa88cf263617b5ef02bc0f33293834f862d
- SHA512 c1f61e6c8fd7b8dfa400edd733c992c6b74d66bebabdf9cdc72f24c67d3409f64e9f79dcc2bf79cb51e52668ab3d6d6a11045e859df6cd9f64f0da63b23ce20e
- MD5 SHA1 SHA512