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Analysis
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max time kernel
144s -
max time network
142s -
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, 14:36
Static task
static1
Behavioral task
behavioral1
Sample
51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.exe
Resource
win10-20231020-en
General
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Target
51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.exe
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Size
6.9MB
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MD5
737418d514968e76bcd2125199d7dbc5
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SHA1
7ebd37894349fb93fe7de4030e5540f872dab2a4
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SHA256
51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60
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SHA512
0f1e2f500a14470029edb86a625761bfe3e621e1adb19648136034a6d6d28237d9e2181af80d0e6e80bf039bb8c4e21f3b4194a1d7ad7f4e5ffea2a204143869
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SSDEEP
196608:leusL5Sg97UrK5EvfjuiKsrGugWn7juD9k3Ozj:gVsg95KnxLrGufn765k+zj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 2892 wmaconvert.exe 3116 wmaconvert.exe -
Loads dropped DLL 3 IoCs
pid Process 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp -
Unexpected DNS network traffic destination 2 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 194.49.94.194 Destination IP 152.89.198.214 -
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-1LMH0.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-RONBV.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-AU2JC.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-P2SF8.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-AJL3O.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-LVICI.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\plugins\internal\is-C7FE6.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-34498.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-QSE0F.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\plugins\internal\is-D7CUI.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-OC8PU.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-04208.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-RNU4D.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-LSFV2.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-MVN5N.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-CNAQM.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-R996L.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-DT1Q8.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-GP0S7.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-DB7DR.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-IR109.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-L47IO.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-LK12O.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-H907I.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File opened for modification C:\Program Files (x86)\ConvertWMA\wmaconvert.exe 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-117PJ.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-7BM63.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-OG1VF.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-4FOTD.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-QESCA.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-49MGU.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-TPAP5.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\is-5VCSE.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\uninstall\is-99515.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-8NF3M.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-AKJ32.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-RMQUF.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-2PUAF.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-TERC6.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-PKIMK.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-23TIG.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-TUDS8.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-8TACE.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-ULMGN.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-S2FB1.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-1OJNH.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-QFQN2.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-94D5S.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\lessmsi\is-TJTVM.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File opened for modification C:\Program Files (x86)\ConvertWMA\uninstall\unins000.dat 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-LNVQC.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-77EFK.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-H7845.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-PVP5G.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-TFVRJ.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-E07S2.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-51N16.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-RQ6GB.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-A68TA.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-0AB9U.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\uninstall\unins000.dat 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-J12KN.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-3VFD2.tmp 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3440 wrote to memory of 1640 3440 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.exe 71 PID 3440 wrote to memory of 1640 3440 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.exe 71 PID 3440 wrote to memory of 1640 3440 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.exe 71 PID 1640 wrote to memory of 3772 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 72 PID 1640 wrote to memory of 3772 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 72 PID 1640 wrote to memory of 3772 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 72 PID 1640 wrote to memory of 2892 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 74 PID 1640 wrote to memory of 2892 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 74 PID 1640 wrote to memory of 2892 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 74 PID 1640 wrote to memory of 4048 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 75 PID 1640 wrote to memory of 4048 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 75 PID 1640 wrote to memory of 4048 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 75 PID 1640 wrote to memory of 3116 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 76 PID 1640 wrote to memory of 3116 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 76 PID 1640 wrote to memory of 3116 1640 51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp 76 PID 4048 wrote to memory of 1896 4048 net.exe 78 PID 4048 wrote to memory of 1896 4048 net.exe 78 PID 4048 wrote to memory of 1896 4048 net.exe 78
Processes
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C:\Users\Admin\AppData\Local\Temp\51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.exe"C:\Users\Admin\AppData\Local\Temp\51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3440 -
C:\Users\Admin\AppData\Local\Temp\is-8NBNJ.tmp\51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp"C:\Users\Admin\AppData\Local\Temp\is-8NBNJ.tmp\51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.tmp" /SL5="$50232,6944675,68096,C:\Users\Admin\AppData\Local\Temp\51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:3772
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C:\Program Files (x86)\ConvertWMA\wmaconvert.exe"C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -i3⤵
- Executes dropped EXE
PID:2892
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 113⤵
- Suspicious use of WriteProcessMemory
PID:4048 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 114⤵PID:1896
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C:\Program Files (x86)\ConvertWMA\wmaconvert.exe"C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -s3⤵
- Executes dropped EXE
PID:3116
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.8MB
MD5fe9e9d10c240fabd1e08b138e19b2da4
SHA1f65c6f1509625234372f820c9027a8f864489fd3
SHA256ed07307aa6b42a4170865e4f5ac1aa9d2aafe055044e8b97b386f910fc5ff03c
SHA512993d5f4bef3846b3af002179aef461cc555b22e5c2c3e16f94983934b4fef7808f248a771620f538e0a416ce1d8d96f720d373d828dad779194df2fa88c3bb2a
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C:\Users\Admin\AppData\Local\Temp\is-8NBNJ.tmp\51544a307d196681ed99762d93fccd2cdc236bfdf52455c6e9e96f0e9d882c60.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