Analysis
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max time kernel
143s -
max time network
131s -
platform
windows10-1703_x64 -
resource
win10-20231020-en -
resource tags
arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system -
submitted
11/12/2023, 14:11
Static task
static1
Behavioral task
behavioral1
Sample
62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.exe
Resource
win10-20231020-en
General
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Target
62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.exe
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Size
6.9MB
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MD5
f152ded24483d90874f67ed0293c4f36
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SHA1
0367c231972b6840d01d7c1aa0c9cba2b7ae19f2
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SHA256
62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873
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SHA512
0e236255ac356b7036f7f75f5ff3d90b9fd0d9336251c26a152554b79c44d8839b7fc060295d42bc7adf41928668367e5fefd6ea691a60f8f6b02f3ed6a50c77
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SSDEEP
196608:BW0fKLtr95HARqIrmVY8S50UL8Kj8yTwHvWY3Nzj:BtO/hAPmVNyEWeNzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 3292 wmaconvert.exe 824 wmaconvert.exe -
Loads dropped DLL 3 IoCs
pid Process 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 81.31.197.38 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 63 IoCs
description ioc Process File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-QF08I.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\lessmsi\is-EP36V.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-D4HL7.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-LG7E8.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-IK0CD.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-6R46G.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-6BBBH.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-JMKI6.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-81MNB.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-2QJ4E.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\is-CR8LM.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File opened for modification C:\Program Files (x86)\ConvertWMA\uninstall\unins000.dat 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-ASFQJ.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-8ALFC.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-6HOD5.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-UDOQD.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-RPBEH.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-MFINC.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-LG0KJ.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-7UT6D.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-J5BPI.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-RA50U.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-FIK8Q.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\uninstall\unins000.dat 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\uninstall\is-VLKNC.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-RNFF9.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-TSCVO.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-SAF2L.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-S2LLU.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-8BVAR.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-5UAGM.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-CIC6G.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-G4PPA.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\plugins\internal\is-RTG58.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-N4NU6.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-1GQN8.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-DOJ6G.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-JP3IC.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-VNPS3.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\plugins\internal\is-40IL8.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-TLBVM.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-5UOBS.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-RGT1T.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-CORQ6.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-5Q066.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-Q89CD.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-GDEG8.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-RFL6I.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-DRI8D.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-BUC92.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-ALTMN.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-C8BI9.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-VVQ59.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-HJJ9D.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-SPP3D.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File opened for modification C:\Program Files (x86)\ConvertWMA\wmaconvert.exe 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-DNIHC.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-UUTDK.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-83K1F.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-M165E.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-SFLAS.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-8K85N.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-T5QLE.tmp 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 600 wrote to memory of 376 600 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.exe 71 PID 600 wrote to memory of 376 600 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.exe 71 PID 600 wrote to memory of 376 600 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.exe 71 PID 376 wrote to memory of 2584 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 72 PID 376 wrote to memory of 2584 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 72 PID 376 wrote to memory of 2584 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 72 PID 376 wrote to memory of 3292 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 73 PID 376 wrote to memory of 3292 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 73 PID 376 wrote to memory of 3292 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 73 PID 376 wrote to memory of 3308 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 75 PID 376 wrote to memory of 3308 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 75 PID 376 wrote to memory of 3308 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 75 PID 376 wrote to memory of 824 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 77 PID 376 wrote to memory of 824 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 77 PID 376 wrote to memory of 824 376 62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp 77 PID 3308 wrote to memory of 2096 3308 net.exe 78 PID 3308 wrote to memory of 2096 3308 net.exe 78 PID 3308 wrote to memory of 2096 3308 net.exe 78
Processes
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C:\Users\Admin\AppData\Local\Temp\62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.exe"C:\Users\Admin\AppData\Local\Temp\62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:600 -
C:\Users\Admin\AppData\Local\Temp\is-FP6I6.tmp\62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp"C:\Users\Admin\AppData\Local\Temp\is-FP6I6.tmp\62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp" /SL5="$D01EA,6973457,68096,C:\Users\Admin\AppData\Local\Temp\62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:376 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:2584
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C:\Program Files (x86)\ConvertWMA\wmaconvert.exe"C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -i3⤵
- Executes dropped EXE
PID:3292
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 113⤵
- Suspicious use of WriteProcessMemory
PID:3308 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 114⤵PID:2096
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C:\Program Files (x86)\ConvertWMA\wmaconvert.exe"C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -s3⤵
- Executes dropped EXE
PID:824
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.6MB
MD56bff2f6fe4e76b8807d0a8404b0e69f3
SHA1a420f8a00b0c492faa3e2e94747d6487d68bf8da
SHA25610a72baa429e4b2a85f52e14c21adb3f12bab6d8b1641b300fbd414222b55b24
SHA5124137f5138ee4bb60d7e01ad16dce1da34b843a4b44d698f37f422f73b95c1d7b2f404a0c7095c7bd4a5a58d49cd5865a70491383ab0e63adf4fd9a192754b769
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Filesize
1.2MB
MD5972da9baf76322c4e72bf0606321e26b
SHA154ce2cfe45b25a920affba6e48587633a8155d64
SHA256e8f785b286216405b437e912dff006494485af6c54d85b2560a7f9b4d1135c08
SHA5122a903d222125196014a923b1f6435e3e127d71e8b417a479c45baae9787b996cf5922b63a4d69094cc1413dd22b2fb4ebe912dfa95e2c92c2ea129de020116f5
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Filesize
409KB
MD57166232907b95dee7ecaba27d48f6403
SHA1b5cb3dcd27ed434825e41df964083588c062c5b1
SHA25635af7693a9f2fe9ca0977e67fd97faa94687a4cb7eac7cc02778da9c0736ffea
SHA5129c04bed364a54aecc524142c2e881eeab2ec5a8d14a5d58c18dce0d7e1a2ce92e2c33fc60474b849b434fc8b8817c1574ab1d07c7ca97f78fe1430b2052d2d06
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C:\Users\Admin\AppData\Local\Temp\is-FP6I6.tmp\62518dec442c114585373b395ad993582eb1ab770b7ad2697ae45846a6899873.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303