Analysis
- max time kernel
81s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20220812-es - resource tags
arch:x64arch:x86image:win10v2004-20220812-eslocale:es-esos:windows10-2004-x64systemwindows - submitted
08/01/2023, 15:28
Static task
static1
Behavioral task
behavioral1
Sample
sm-free-online.exe
Resource
win7-20220812-es
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
sm-free-online.exe
Resource
win10v2004-20220812-es
4 signatures
150 seconds
General
- Target sm-free-online.exe
- Size 1.9MB
- Sample230108-swclmshd4s
- SHA256 0fcd10a01400f14d238e7793369acea183dc771f124400e3d525db3a0a8740be
- MD5 d3daccb226696384058d00b613725d94
- SHA1 62b090d57920d6330c2904a768cf204a07a68eb0
- SHA512 09c145709878cfa1bc45ddf3ebde789529fc15931f777f2febd8476ce9dcf18269abcbf0a2e89b6659574a20d017cf3d092939b41dc98ed5a4993d9677059083
- SSDEEP 49152:Lt4ZnXnnCILzWmoKhK4IPE90uscDvL9ZcCOAtxi3x:LtgnXnnCILzW9MK4IrWP9ZcCXPQx
- MD5 SHA1 SHA512 SSDEEP
Score
8/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2748 OnlineInstall.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation sm-free-online.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4392 wrote to memory of 2748 4392 sm-free-online.exe 80 PID 4392 wrote to memory of 2748 4392 sm-free-online.exe 80 PID 4392 wrote to memory of 2748 4392 sm-free-online.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\sm-free-online.exe"C:\Users\Admin\AppData\Local\Temp\sm-free-online.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4392 -
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\OnlineInstall.exe"C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\OnlineInstall.exe"2⤵
- Executes dropped EXE
PID:2748
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\OnlineInstall.exe
- Size 4.0MB
- SHA256 21ee807a609fb2329ad718d9b9f60f8f9a3676ad2d74cd669b4a40e106dd1800
- MD5 fd0f3fe0bef80f45d0076945eb2cf637
- SHA1 df1a423493779e9d3c6b4579179c5df3eae5cfc2
- SHA512 78442553f5f645bc33dce718164ef9433a0ad2ef4cd4fb5edc85440b666ab6038929d6271b933cd3793d2dc95813fb4fb302d79cb111d4033ea26516dd275fbb
- SSDEEP 98304:zPErBY7Z5erFvQ/qpyr0k4bAfgYLSnXnnCILzunXnnCILzunXnnCILzvp:zPErW7avAoFnXnnCILzunXnnCILzunXv
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\OnlineInstall.exe
- Size 4.0MB
- SHA256 21ee807a609fb2329ad718d9b9f60f8f9a3676ad2d74cd669b4a40e106dd1800
- MD5 fd0f3fe0bef80f45d0076945eb2cf637
- SHA1 df1a423493779e9d3c6b4579179c5df3eae5cfc2
- SHA512 78442553f5f645bc33dce718164ef9433a0ad2ef4cd4fb5edc85440b666ab6038929d6271b933cd3793d2dc95813fb4fb302d79cb111d4033ea26516dd275fbb
- SSDEEP 98304:zPErBY7Z5erFvQ/qpyr0k4bAfgYLSnXnnCILzunXnnCILzunXnnCILzvp:zPErW7avAoFnXnnCILzunXnnCILzunXv
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\skin_anima\Check_Selected.png
- Size 1KB
- SHA256 0946efee104652f084c6fb2f271b06fcdfb50de893d64cd4287cc8e64deced92
- MD5 6d116dccaac5056d7d1f4a593d5ac0db
- SHA1 242a6a198c7e1e22bda176065cf0b26a276b6f72
- SHA512 037c4cb011492a27da3f7a6d2e7e75cabac8c58eca3607d57df248491b4786247c08a2f9ffd5fe49d3ef0b9f862b3ecb4a4783e04b1801c13935f271df224e79
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\skin_anima\Close_Nomal.png
- Size 1KB
- SHA256 cbe96210dc6c28e21625c01db80e510152eecbf4ddbc75a30feeefb9ffa318ef
- MD5 99fcff2aca703823e083cb90a3192146
- SHA1 376158f2e3e6c4f42e67415f180539d562bd27fb
- SHA512 86b51f428a34f7de88f8aa5268028c86dee41a894ec3704c7ba10c0c8f7ef065af9c18d8d1999c903c5aa062abb2910630477b3b11db02f33c6e77373cff3d2c
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\skin_anima\Config.ini
- Size 403B
- SHA256 f679fb8df3a97d0980856470dc5b46e473d2fdff1d5caf76728c0a150e77da71
- MD5 ebc1e705794cb3b3b4da6a202615dff4
- SHA1 214cffad28fec3f11988df9009ee8a99eeadc019
- SHA512 861c40c13928e19b798128e9b6f11dd5fae4f75f8d1bbeb0943e736aa3e2acc6847901231e89b7107bc0d7e11adbe3e58a4e9ebebbf919422503da77c858e96b
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\skin_anima\Dropdown_Nomal.png
- Size 1KB
- SHA256 0f8ed5fdb53a8895e0159855268e0b8bb084766473ceb3ced8b96209844e359f
- MD5 79a297af3cc5d3501558bfc2344f250a
- SHA1 7cae747038212afaf6ac69ae57e99cdf9a7ee97d
- SHA512 e5e4a5feb042725564885be76d8a6bf7d1e68fcd8734822c8f5b5653f1cef9065dfa7d07e57df24332a95567020bb9135ae2233b9d7fbe0a6caa4cd5691b0c0a
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\skin_anima\Installnow_nomal.png
- Size 1KB
- SHA256 7a668d959b0c980edb8fa1b1a359e881f7865a4ec78f879afb2460f99c45367c
- MD5 5a02fb88141286b03e5c96bfab807c11
- SHA1 4639a647d31d267cf08f4d3e92d62e61749ca1fa
- SHA512 f6d8b34e7c60ec8ad8d43b6cdb449dd608d29efd2abe377b2439e8fbdb70b72b048948fb17a65dd8b4469c2c65bbfb2e7c583cb880441e26a0d41b14f1e27c7b
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\skin_anima\Language.ini
- Size 80B
- SHA256 7fab414a11faf0e49e79edce34cbc2b4eac52217b9db9b8b26630d7db35a79a6
- MD5 b242e5140134513d58d4930992d8d2c7
- SHA1 64b208c1ed80183dbb0982cf33db7a4696f6c734
- SHA512 bea21e4135712513f1f80e1df287b6f45c143fbb9765312863bb6cca15922a7850303ade462574c130c19d3ff90c1174d232afff0f8175aff20eff52f5944cef
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\skin_anima\Main.png
- Size 30KB
- SHA256 745f841d49e71e1c6e27e580bedee03cecf1d5883f4a5e550b44fe28eee67cfc
- MD5 5adbf3fb03b7d11525e13eca17d81ca6
- SHA1 9863412957ed1e311203fc1424db58254eab6279
- SHA512 79d7114e2ae7306908e2011543ac6278a288b32d4071cf1377350fcd03983c298aafb0a8436cc92d3884c18fff9c89cd4f94913ccdc648e2b7360055919374e9
- SSDEEP 768:c/I+vtipNoaFLbpkU380jhvKIj+Jyrot3Ipd6mbOQ:KI+liUc38Qz6Jaot3IpF
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\skin_anima\MainUI.xml
- Size 9KB
- SHA256 ded685dc3d3aad3064b341e4969dd2beb91efd0fbfdb30eac990dc75a91b16bf
- MD5 ea1eb245ad1843da4fd09176eb27b4c1
- SHA1 759cf4fe2b48b31eb428f034e720562153a85eff
- SHA512 00b8b121583295b3549c9b8538b1119a2384a8032b5d94ba5cab429f58e724d337f4d0e0d388b52da712efd477f591b6b51d823643f9581d15b6ed2cefe38112
- SSDEEP 192:2jiqkMPZ/T5XemItZhMzZ28HxLifHcow1Wma7QhvgTHaMe5s:TqkMh/T5XemItZhMt28HxLif8/1Wma7j
- MD5 SHA1 SHA512 SSDEEP