Analysis
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max time kernel
149s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 18:24
Static task
static1
Behavioral task
behavioral1
Sample
d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe
Resource
win10v2004-20221111-en
General
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Target
d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe
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Size
1.0MB
-
MD5
73545a681827b75ed487a704961065d7
-
SHA1
f8e2dd5c853ddc2f53387f22b3418a0feb60c2ad
-
SHA256
d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d
-
SHA512
b555ab75d7a784b4510e2e5c324a0a51e1d3f271524d61da976714cb917892d94387661cfee04aafe62ab20655bbb7acb1a15fb0a3b2d67734f24686887f5f04
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SSDEEP
24576:c2O/Gli7HVTbEJRjPgKlXjbnFVPV187qL/CydNqS4I/nU:6xErPgYXj51eqWSNWI/nU
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
hYuofe.compid process 984 hYuofe.com -
Loads dropped DLL 4 IoCs
Processes:
d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exepid process 1048 d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe 1048 d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe 1048 d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe 1048 d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Helpanel = "\\Helpanel\\Helpanel.exe" RegSvcs.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Helpanel = "C:\\Users\\Admin\\AppData\\Local\\Helpanel\\Helpanel.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
hYuofe.comdescription pid process target process PID 984 set thread context of 580 984 hYuofe.com RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
hYuofe.compid process 984 hYuofe.com 984 hYuofe.com -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegSvcs.exepid process 580 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
hYuofe.comRegSvcs.exedescription pid process Token: SeDebugPrivilege 984 hYuofe.com Token: SeDebugPrivilege 580 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RegSvcs.exepid process 580 RegSvcs.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exehYuofe.comdescription pid process target process PID 1048 wrote to memory of 984 1048 d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe hYuofe.com PID 1048 wrote to memory of 984 1048 d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe hYuofe.com PID 1048 wrote to memory of 984 1048 d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe hYuofe.com PID 1048 wrote to memory of 984 1048 d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe hYuofe.com PID 1048 wrote to memory of 984 1048 d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe hYuofe.com PID 1048 wrote to memory of 984 1048 d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe hYuofe.com PID 1048 wrote to memory of 984 1048 d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe hYuofe.com PID 984 wrote to memory of 580 984 hYuofe.com RegSvcs.exe PID 984 wrote to memory of 580 984 hYuofe.com RegSvcs.exe PID 984 wrote to memory of 580 984 hYuofe.com RegSvcs.exe PID 984 wrote to memory of 580 984 hYuofe.com RegSvcs.exe PID 984 wrote to memory of 580 984 hYuofe.com RegSvcs.exe PID 984 wrote to memory of 580 984 hYuofe.com RegSvcs.exe PID 984 wrote to memory of 580 984 hYuofe.com RegSvcs.exe PID 984 wrote to memory of 580 984 hYuofe.com RegSvcs.exe PID 984 wrote to memory of 580 984 hYuofe.com RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe"C:\Users\Admin\AppData\Local\Temp\d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Users\Admin\ekiz55lcb\hYuofe.com"C:\Users\Admin\ekiz55lcb\hYuofe.com" iGSd.IZJ2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:984 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"3⤵
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:580
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
30B
MD5d0b479d174024436f72c1301f529fb15
SHA1a484dd819a39b9dd97ebb79caa799abdf40d6a95
SHA2568970ce3c7cd1a8921d3852274b57453eddbc10f8b191044e20cae26d718ee696
SHA5125425d721db6a6535e30cce6dcc23ec375d4bced21b940ba4641ca8632329e5df7ef44631dceeb89a96b77b6203e5e442b3bd3e90e373303b6d57d6a7eb39dd28
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Filesize
271KB
MD5a9cb8508e7f752e78c21f85bdc71045a
SHA1edad5671d38dfb6cab31232a418c0b02bdbfedf9
SHA256d1f9d96f53c4e4b4772eeb47e7f19cb79e741bbc91aa9db8e3a6dc166f945b7f
SHA512aedbf071ee2c78995d2587c323ddb018a8045a65f3e6c2ed3129bc79186ce9c2387ec2d471d5f6cc9ac6ef6e9e45780787ad2ddcde31e19fcbd7f030bbc35d51
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Filesize
912KB
MD56a93a4071cc7c22628af40a4d872f49b
SHA1ba916e686aa0cae19ab907bdab94924ada92b5f4
SHA2568465f3fcbccce3ea12495edbb0bd09c3b066e3df891613ce3180f9bb38b37b01
SHA5125a26af395a03397aadab13a53cac320f1d8bbe77046a61ae12e1f72f93df7afb360f52ef52f979f7b946a814365a298c3a3a536add6cdd7165896fb82abc4afd
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Filesize
343.0MB
MD5c4c466d9d6fde9943b0e639df2778ab0
SHA12c12d9e41d743216ca569122fba7758eeed67969
SHA2561a78693a43535ff5e326d58853d15b4ccb84218b5fb888eb650c04728640b6f7
SHA51288ae6d4bb03145774122a1183909122c7b4b9094ac2facab092e76b85df332eca8bdbfeebf30b60afeb8d0c5c9a7eaffd48e639530a3965a14aee22a2c506524
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Filesize
912KB
MD56a93a4071cc7c22628af40a4d872f49b
SHA1ba916e686aa0cae19ab907bdab94924ada92b5f4
SHA2568465f3fcbccce3ea12495edbb0bd09c3b066e3df891613ce3180f9bb38b37b01
SHA5125a26af395a03397aadab13a53cac320f1d8bbe77046a61ae12e1f72f93df7afb360f52ef52f979f7b946a814365a298c3a3a536add6cdd7165896fb82abc4afd
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Filesize
912KB
MD56a93a4071cc7c22628af40a4d872f49b
SHA1ba916e686aa0cae19ab907bdab94924ada92b5f4
SHA2568465f3fcbccce3ea12495edbb0bd09c3b066e3df891613ce3180f9bb38b37b01
SHA5125a26af395a03397aadab13a53cac320f1d8bbe77046a61ae12e1f72f93df7afb360f52ef52f979f7b946a814365a298c3a3a536add6cdd7165896fb82abc4afd
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Filesize
912KB
MD56a93a4071cc7c22628af40a4d872f49b
SHA1ba916e686aa0cae19ab907bdab94924ada92b5f4
SHA2568465f3fcbccce3ea12495edbb0bd09c3b066e3df891613ce3180f9bb38b37b01
SHA5125a26af395a03397aadab13a53cac320f1d8bbe77046a61ae12e1f72f93df7afb360f52ef52f979f7b946a814365a298c3a3a536add6cdd7165896fb82abc4afd
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Filesize
912KB
MD56a93a4071cc7c22628af40a4d872f49b
SHA1ba916e686aa0cae19ab907bdab94924ada92b5f4
SHA2568465f3fcbccce3ea12495edbb0bd09c3b066e3df891613ce3180f9bb38b37b01
SHA5125a26af395a03397aadab13a53cac320f1d8bbe77046a61ae12e1f72f93df7afb360f52ef52f979f7b946a814365a298c3a3a536add6cdd7165896fb82abc4afd