Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
26-04-2024 23:29
Static task
static1
Behavioral task
behavioral1
Sample
5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe
Resource
win11-20240419-en
General
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Target
5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe
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Size
431KB
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MD5
0d0371276b4ca19672266f5518251d20
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SHA1
a0cf20ac8a56b3f43984aea1f0f30c741fa5c674
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SHA256
5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef
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SHA512
c2757102c8828de34effb8bfc8e6ac5d658f9c7593ef08abaadaeed991e2474dd2432df63d43529ab4cdf1e833a204dfcdd1059d2fe4171b5a28567194c22c43
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SSDEEP
12288:pzE/JXGSxAxt9y/SkVDi0XSOoaOAG634KK:cXGSx89y/SkdOT6IK
Malware Config
Signatures
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SectopRAT payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/6140-120-0x0000000000D00000-0x0000000000DC6000-memory.dmp family_sectoprat -
Downloads MZ/PE file
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe -
Executes dropped EXE 2 IoCs
Processes:
u20s.0.exerun.exepid Process 2728 u20s.0.exe 5992 run.exe -
Loads dropped DLL 1 IoCs
Processes:
run.exepid Process 5992 run.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
run.execmd.exedescription pid Process procid_target PID 5992 set thread context of 4508 5992 run.exe 104 PID 4508 set thread context of 6140 4508 cmd.exe 114 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target Process procid_target 3272 2728 WerFault.exe 93 3308 2620 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 11 IoCs
Processes:
run.execmd.exeMSBuild.exepid Process 5992 run.exe 5992 run.exe 5992 run.exe 4508 cmd.exe 4508 cmd.exe 4508 cmd.exe 4508 cmd.exe 6140 MSBuild.exe 6140 MSBuild.exe 6140 MSBuild.exe 6140 MSBuild.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
run.execmd.exepid Process 5992 run.exe 4508 cmd.exe 4508 cmd.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
MSBuild.exedescription pid Process Token: SeDebugPrivilege 6140 MSBuild.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
run.exepid Process 5992 run.exe 5992 run.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exerun.execmd.exedescription pid Process procid_target PID 2620 wrote to memory of 2728 2620 5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe 93 PID 2620 wrote to memory of 2728 2620 5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe 93 PID 2620 wrote to memory of 2728 2620 5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe 93 PID 2620 wrote to memory of 5992 2620 5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe 98 PID 2620 wrote to memory of 5992 2620 5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe 98 PID 2620 wrote to memory of 5992 2620 5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe 98 PID 5992 wrote to memory of 4508 5992 run.exe 104 PID 5992 wrote to memory of 4508 5992 run.exe 104 PID 5992 wrote to memory of 4508 5992 run.exe 104 PID 5992 wrote to memory of 4508 5992 run.exe 104 PID 4508 wrote to memory of 6140 4508 cmd.exe 114 PID 4508 wrote to memory of 6140 4508 cmd.exe 114 PID 4508 wrote to memory of 6140 4508 cmd.exe 114 PID 4508 wrote to memory of 6140 4508 cmd.exe 114 PID 4508 wrote to memory of 6140 4508 cmd.exe 114
Processes
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C:\Users\Admin\AppData\Local\Temp\5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe"C:\Users\Admin\AppData\Local\Temp\5c9bc1087288ae32c8273c2eb32b8091e97948e286f92d6395d305b9f99598ef.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2620 -
C:\Users\Admin\AppData\Local\Temp\u20s.0.exe"C:\Users\Admin\AppData\Local\Temp\u20s.0.exe"2⤵
- Executes dropped EXE
PID:2728 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2728 -s 11163⤵
- Program crash
PID:3272
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C:\Users\Admin\AppData\Local\Temp\u20s.2\run.exe"C:\Users\Admin\AppData\Local\Temp\u20s.2\run.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5992 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\SysWOW64\cmd.exe3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4508 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:6140
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2620 -s 14562⤵
- Program crash
PID:3308
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2728 -ip 27281⤵PID:1644
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2620 -ip 26201⤵PID:5512
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3904 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:81⤵PID:2856
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=3044 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:81⤵PID:3056
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=5048 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:31⤵PID:1712
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2B
MD5d751713988987e9331980363e24189ce
SHA197d170e1550eee4afc0af065b78cda302a97674c
SHA2564f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
SHA512b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
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Filesize
40B
MD520d4b8fa017a12a108c87f540836e250
SHA11ac617fac131262b6d3ce1f52f5907e31d5f6f00
SHA2566028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
SHA512507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856
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Filesize
1.4MB
MD58aa40745dedc305c494f192576cdb610
SHA19f2671687fd0704d6cd3a1e5daf9d3b9f4c6f539
SHA2562399d69ef3cb311f2b98e98953bf15dec9e07d3deb8978d9ce2a9de02ebc56ec
SHA512103a09db9943c1be74aef8b82f05f66da0317ac819bec3aee9e0a117a6844ac12760d40953a580e31783be77d49c2cf25d026e3d2b765db94a520ba229cc22be
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Filesize
20KB
MD591dbaf73c1a8c55254d90272f998e412
SHA12b86b31c8c00c937291e5ac3b1d134a5df959acf
SHA2560628922305d2478ba75a48efadf932d439616eaf1ff908be334793f7bde28107
SHA512109f4f59616cc1d1682b4d9468804f7668c77ce1878afec06a57037193f31a9c1c39f5d269277462936373b129d26488cddcc34d455c27185534e7754baaa988
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Filesize
20KB
MD5c9ff7748d8fcef4cf84a5501e996a641
SHA102867e5010f62f97ebb0cfb32cb3ede9449fe0c9
SHA2564d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988
SHA512d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73
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Filesize
288KB
MD52aca40672b2c2e3572c74163400036b5
SHA18df75669066e269c877e139a76fb2b73515ef8e1
SHA256a4d80d247976d2bbab7301228a92a2bb58377cf77612d59ec1a297372e20a669
SHA51210342acf88d30a743c68732c1cd76927455efa877a11afea03a31cef633c4d51bbfd51b2422f23375f14bd7923a74d593637c3f203bd22f6b96757b7f6df589a
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Filesize
3.7MB
MD578d3ca6355c93c72b494bb6a498bf639
SHA12fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e
SHA256a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001
SHA5121b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea
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Filesize
1.6MB
MD5d1ba9412e78bfc98074c5d724a1a87d6
SHA10572f98d78fb0b366b5a086c2a74cc68b771d368
SHA256cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15
SHA5128765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f
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Filesize
1.3MB
MD51e8237d3028ab52821d69099e0954f97
SHA130a6ae353adda0c471c6ed5b7a2458b07185abf2
SHA2569387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742
SHA512a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3
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Filesize
1.5MB
MD510d51becd0bbce0fab147ff9658c565e
SHA14689a18112ff876d3c066bc8c14a08fd6b7b7a4a
SHA2567b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed
SHA51229faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29
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Filesize
2.4MB
MD59fb4770ced09aae3b437c1c6eb6d7334
SHA1fe54b31b0db8665aa5b22bed147e8295afc88a03
SHA256a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3
SHA512140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256
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Filesize
85KB
MD5a723bf46048e0bfb15b8d77d7a648c3e
SHA18952d3c34e9341e4425571e10f22b782695bb915
SHA256b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422
SHA512ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273