Analysis
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max time kernel
148s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
11/12/2023, 11:40
Static task
static1
Behavioral task
behavioral1
Sample
c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.exe
Resource
win10v2004-20231127-en
General
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Target
c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.exe
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Size
6.9MB
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MD5
5a6a28cddfa39ea62954a3a1d69f43a6
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SHA1
b8593cd46b33bbe27ac053ef30d110cba0b3fc8a
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SHA256
c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951
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SHA512
daad2d13565a5c8d5a243ef2cc82935e87f6bfa5847af9a169ed8f5818dd2415bf57b90fa97a54eb8484147da450c1b9bf604d0616dd3890b0409a7c6c5a149e
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SSDEEP
98304:DCtQAsI29jHcxWjRTp6azZzB8hi4ZoEiAmP+xhctqd60dVADjhSF1O8lw3kBL7l7:IstjRJ/4ZoSQQhtd6sWDlSrM0BLRrzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 4376 wmaformat.exe 4312 wmaformat.exe -
Loads dropped DLL 3 IoCs
pid Process 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.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 141.98.234.31 -
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)\WMAFormat\stuff\is-FJION.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-82VRF.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\plugins\internal\is-KG22G.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-CPGAU.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-7O17C.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-SDMQ0.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\is-R1N2A.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-FGFGC.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-L02FV.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-3BKQN.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-HK871.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-P9LO9.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-ND1AN.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-H6A4A.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-RUE4F.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-CS3NB.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-EM7V0.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-QCUVU.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-7J76T.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-BB35U.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\plugins\internal\is-4HU3F.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-JOQQ4.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-C6MLB.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File opened for modification C:\Program Files (x86)\WMAFormat\wmaformat.exe c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-SNSD2.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-2VRKJ.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-56GJR.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-DCQE8.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-PPELL.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-UO3H2.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-8G37O.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\uninstall\is-2C83Q.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-3R8N6.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-I6U3O.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-7D6ES.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-D513I.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-0K90K.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-V89R1.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-KKR7O.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-0INCA.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-2ALE2.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-G5QB8.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-BS158.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-OGG2F.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-8EGUE.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-MCS7G.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File opened for modification C:\Program Files (x86)\WMAFormat\uninstall\unins000.dat c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-7E04A.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-8H4SF.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-JPI23.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-MOTIS.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\uninstall\unins000.dat c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-IMLBE.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-978LT.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\lessmsi\is-QLR0U.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-82IIK.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-DTK4J.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-8F1SG.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-EGTVR.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-71DK5.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-NCTIL.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-0APAQ.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-FG7MH.tmp c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2488 wrote to memory of 2272 2488 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.exe 90 PID 2488 wrote to memory of 2272 2488 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.exe 90 PID 2488 wrote to memory of 2272 2488 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.exe 90 PID 2272 wrote to memory of 1948 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 94 PID 2272 wrote to memory of 1948 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 94 PID 2272 wrote to memory of 1948 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 94 PID 2272 wrote to memory of 4376 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 95 PID 2272 wrote to memory of 4376 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 95 PID 2272 wrote to memory of 4376 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 95 PID 2272 wrote to memory of 3664 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 99 PID 2272 wrote to memory of 3664 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 99 PID 2272 wrote to memory of 3664 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 99 PID 2272 wrote to memory of 4312 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 97 PID 2272 wrote to memory of 4312 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 97 PID 2272 wrote to memory of 4312 2272 c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp 97 PID 3664 wrote to memory of 2256 3664 net.exe 100 PID 3664 wrote to memory of 2256 3664 net.exe 100 PID 3664 wrote to memory of 2256 3664 net.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.exe"C:\Users\Admin\AppData\Local\Temp\c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2488 -
C:\Users\Admin\AppData\Local\Temp\is-T028K.tmp\c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp"C:\Users\Admin\AppData\Local\Temp\is-T028K.tmp\c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp" /SL5="$F0054,6990075,68096,C:\Users\Admin\AppData\Local\Temp\c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2272 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:1948
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C:\Program Files (x86)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i3⤵
- Executes dropped EXE
PID:4376
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C:\Program Files (x86)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s3⤵
- Executes dropped EXE
PID:4312
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 113⤵
- Suspicious use of WriteProcessMemory
PID:3664 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 114⤵PID:2256
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.1MB
MD57c804466465dd2f17f396bd36ccfea5a
SHA1a8d2d42671b81bf39fbc3ef3890b1e6ff463a1cb
SHA2567bb4b14d56db66073e2ab63249b2fa653b4cd88a478361256f8e7dfa08bdef18
SHA512ed25065cd02da6a6b1148ef685646c195b4b3486e732d86e13f8c3d4677d40fb1114d344f774b21819f6a85278bd7d3abebc0e50a7e6a051cb4eeeff8732564c
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Filesize
1.2MB
MD55d197510f5f09189623efc5e7fa9be04
SHA1b19f017c731b6cd929d8d30739af4d4e1ab64f60
SHA25695976ee933eb3e821e95570177e4163d58c405987f327afcbbfedacb9e862156
SHA5126bc98859a914952a5d27dd31b7a5fe82b057c55bd4ba6c3b7d7ae8fd1843308fed5cbcbaf4687b6e9f82cb68099ccc59bdf857100e64f2a3c657de68b9bf9f72
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Filesize
1.8MB
MD5524bfe0d470e2ab13742f92cdbfed508
SHA148101afa30091d7c96a380b5691ffacb5bc384df
SHA256c4c9b495dc588973e4e7309756105795a1d3e0328fa19337a97f5b8a3ed45ea1
SHA51250beaf5e63bdcfa1cff6fc3c4d88ba77e3ec55f6ae9d81163dea30b83f91fb672964460167a66730735d2fccfc8f92a209d272f69349b31b162abe939c7c504e
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303
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C:\Users\Admin\AppData\Local\Temp\is-T028K.tmp\c0dca0f914f3a009cb004573983831a1982095168876245dc51e587d765f4951.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4