Resubmissions
25/02/2025, 18:31
250225-w51ava1jt9 811/03/2024, 23:35
240311-3leclahf51 805/09/2023, 14:57
230905-sbr6lagd82 812/04/2023, 00:00
230412-aaqx2ahh3w 8Analysis
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max time kernel
136s -
max time network
20s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
25/02/2025, 18:31
Static task
static1
Behavioral task
behavioral1
Sample
Elo.exe
Resource
win7-20241010-en
General
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Target
Elo.exe
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Size
96KB
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MD5
26b12d61e9e62412748069275521be1a
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SHA1
6206f2f1256774a058998da3517cbffc5e70270e
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SHA256
a6f48afd03aaa15824a2182e20088a4595f795766f78d679416d123ec17e1de5
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SHA512
0e28b335d373c7d1d92f15bd412886472db66ad9b1ab9a4fcae6f1338df07785a62b03ff069aea9543a850c95e9990e3107e0114d63f207721e897b859956491
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SSDEEP
1536:f7fbN3eEDhDPA/pICdUkbBtW7upvaLU0bI5taxKo0IOlnToIfswociK1CFOU:T7DhdC6kzWypvaQ0FxyNTBfspwYp
Malware Config
Signatures
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pid Process 1912 powershell.exe 1020 powershell.exe 112 powershell.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\F: sethc.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Control Panel\Desktop\Wallpaper sethc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Accessibility Features 1 TTPs
Windows contains accessibility features that may be used by adversaries to establish persistence and/or elevate privileges.
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Elo.exe -
Delays execution with timeout.exe 4 IoCs
pid Process 580 timeout.exe 2552 timeout.exe 2256 timeout.exe 2816 timeout.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Internet Explorer\Desktop\General sethc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Internet Explorer\Desktop\General\WallpaperSource sethc.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 1384 NOTEPAD.EXE -
Runs net.exe
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Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1020 powershell.exe 1912 powershell.exe 1020 powershell.exe 1020 powershell.exe 3052 powershell.exe 112 powershell.exe 112 powershell.exe 112 powershell.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeSystemtimePrivilege 932 cmd.exe Token: SeSystemtimePrivilege 932 cmd.exe Token: SeSystemtimePrivilege 932 cmd.exe Token: SeSystemtimePrivilege 932 cmd.exe Token: SeDebugPrivilege 1020 powershell.exe Token: SeDebugPrivilege 1912 powershell.exe Token: SeDebugPrivilege 3052 powershell.exe Token: SeDebugPrivilege 112 powershell.exe Token: 33 4356 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 4356 AUDIODG.EXE Token: 33 4356 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 4356 AUDIODG.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1384 NOTEPAD.EXE -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2248 wrote to memory of 932 2248 Elo.exe 30 PID 2248 wrote to memory of 932 2248 Elo.exe 30 PID 2248 wrote to memory of 932 2248 Elo.exe 30 PID 2248 wrote to memory of 932 2248 Elo.exe 30 PID 932 wrote to memory of 2256 932 cmd.exe 31 PID 932 wrote to memory of 2256 932 cmd.exe 31 PID 932 wrote to memory of 2256 932 cmd.exe 31 PID 2256 wrote to memory of 2552 2256 net.exe 32 PID 2256 wrote to memory of 2552 2256 net.exe 32 PID 2256 wrote to memory of 2552 2256 net.exe 32 PID 932 wrote to memory of 1040 932 cmd.exe 33 PID 932 wrote to memory of 1040 932 cmd.exe 33 PID 932 wrote to memory of 1040 932 cmd.exe 33 PID 932 wrote to memory of 2548 932 cmd.exe 34 PID 932 wrote to memory of 2548 932 cmd.exe 34 PID 932 wrote to memory of 2548 932 cmd.exe 34 PID 932 wrote to memory of 1684 932 cmd.exe 35 PID 932 wrote to memory of 1684 932 cmd.exe 35 PID 932 wrote to memory of 1684 932 cmd.exe 35 PID 932 wrote to memory of 2876 932 cmd.exe 36 PID 932 wrote to memory of 2876 932 cmd.exe 36 PID 932 wrote to memory of 2876 932 cmd.exe 36 PID 932 wrote to memory of 2736 932 cmd.exe 37 PID 932 wrote to memory of 2736 932 cmd.exe 37 PID 932 wrote to memory of 2736 932 cmd.exe 37 PID 932 wrote to memory of 2764 932 cmd.exe 38 PID 932 wrote to memory of 2764 932 cmd.exe 38 PID 932 wrote to memory of 2764 932 cmd.exe 38 PID 932 wrote to memory of 2176 932 cmd.exe 39 PID 932 wrote to memory of 2176 932 cmd.exe 39 PID 932 wrote to memory of 2176 932 cmd.exe 39 PID 932 wrote to memory of 2792 932 cmd.exe 40 PID 932 wrote to memory of 2792 932 cmd.exe 40 PID 932 wrote to memory of 2792 932 cmd.exe 40 PID 932 wrote to memory of 2976 932 cmd.exe 41 PID 932 wrote to memory of 2976 932 cmd.exe 41 PID 932 wrote to memory of 2976 932 cmd.exe 41 PID 932 wrote to memory of 2224 932 cmd.exe 42 PID 932 wrote to memory of 2224 932 cmd.exe 42 PID 932 wrote to memory of 2224 932 cmd.exe 42 PID 932 wrote to memory of 3000 932 cmd.exe 43 PID 932 wrote to memory of 3000 932 cmd.exe 43 PID 932 wrote to memory of 3000 932 cmd.exe 43 PID 932 wrote to memory of 1384 932 cmd.exe 44 PID 932 wrote to memory of 1384 932 cmd.exe 44 PID 932 wrote to memory of 1384 932 cmd.exe 44 PID 932 wrote to memory of 2240 932 cmd.exe 45 PID 932 wrote to memory of 2240 932 cmd.exe 45 PID 932 wrote to memory of 2240 932 cmd.exe 45 PID 932 wrote to memory of 2536 932 cmd.exe 46 PID 932 wrote to memory of 2536 932 cmd.exe 46 PID 932 wrote to memory of 2536 932 cmd.exe 46 PID 932 wrote to memory of 1912 932 cmd.exe 47 PID 932 wrote to memory of 1912 932 cmd.exe 47 PID 932 wrote to memory of 1912 932 cmd.exe 47 PID 3000 wrote to memory of 1020 3000 WScript.exe 48 PID 3000 wrote to memory of 1020 3000 WScript.exe 48 PID 3000 wrote to memory of 1020 3000 WScript.exe 48 PID 1020 wrote to memory of 1808 1020 powershell.exe 50 PID 1020 wrote to memory of 1808 1020 powershell.exe 50 PID 1020 wrote to memory of 1808 1020 powershell.exe 50 PID 932 wrote to memory of 3052 932 cmd.exe 52 PID 932 wrote to memory of 3052 932 cmd.exe 52 PID 932 wrote to memory of 3052 932 cmd.exe 52 -
Views/modifies file attributes 1 TTPs 17 IoCs
pid Process 1684 attrib.exe 2736 attrib.exe 2764 attrib.exe 928 attrib.exe 2716 attrib.exe 2712 attrib.exe 1576 attrib.exe 1040 attrib.exe 2876 attrib.exe 2224 attrib.exe 2240 attrib.exe 2260 attrib.exe 2792 attrib.exe 1688 attrib.exe 2548 attrib.exe 2176 attrib.exe 2976 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Elo.exe"C:\Users\Admin\AppData\Local\Temp\Elo.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2248 -
C:\Windows\system32\cmd.exe"C:\Windows\sysnative\cmd" /c "C:\Users\Admin\AppData\Local\Temp\C053.tmp\C063.tmp\C064.bat C:\Users\Admin\AppData\Local\Temp\Elo.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:932 -
C:\Windows\system32\net.exenet session3⤵
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 session4⤵PID:2552
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C:\Windows\system32\attrib.exeattrib +h +s C:\Users\Admin\AppData\Local\Temp\Elo.exe3⤵
- Views/modifies file attributes
PID:1040
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C:\Windows\system32\attrib.exeattrib +h +s 27001.vbs3⤵
- Views/modifies file attributes
PID:2548
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C:\Windows\system32\attrib.exeattrib +h +s 21813.vbs3⤵
- Views/modifies file attributes
PID:1684
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C:\Windows\system32\attrib.exeattrib +h +s 5797.vbs3⤵
- Views/modifies file attributes
PID:2876
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C:\Windows\system32\attrib.exeattrib +h +s Automate.bat3⤵
- Views/modifies file attributes
PID:2736
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C:\Windows\system32\attrib.exeattrib +h +s Test.vbs3⤵
- Views/modifies file attributes
PID:2764
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C:\Windows\system32\attrib.exeattrib +h +s Test.bat3⤵
- Views/modifies file attributes
PID:2176
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C:\Windows\system32\attrib.exeattrib +h +s Detect.vbs3⤵
- Views/modifies file attributes
PID:2792
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C:\Windows\system32\attrib.exeattrib +h +s Detect.bat3⤵
- Views/modifies file attributes
PID:2976
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C:\Windows\system32\attrib.exeattrib +h +s bsod.bat3⤵
- Views/modifies file attributes
PID:2224
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\27001.vbs"3⤵
- Suspicious use of WriteProcessMemory
PID:3000 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Process Detect.bat -Verb RunAs -windowstyle hidden4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1020 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\Detect.bat"5⤵PID:1808
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Detect.vbs"6⤵PID:2528
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Process Test.bat -Verb RunAs -windowstyle hidden -wait7⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:112 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\Test.bat"8⤵PID:1508
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Test.vbs"6⤵PID:936
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\MEMZ.txt3⤵
- Opens file in notepad (likely ransom note)
- Suspicious use of FindShellTrayWindow
PID:1384
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C:\Windows\system32\attrib.exeattrib +h +s MEMZ.txt3⤵
- Views/modifies file attributes
PID:2240
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" type NirCmd.ps1 "3⤵PID:2536
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -noprofile -3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1912
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell gci -Recurse -Filter *.zip |ForEach-Object {Expand-Archive -Path $_.Fullname -DestinationPath $_.BaseName -Force}3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3052
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C:\Windows\system32\timeout.exetimeout 15 /nobreak3⤵
- Delays execution with timeout.exe
PID:580
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C:\Windows\system32\attrib.exeattrib +h +s NirCmd.bat3⤵
- Views/modifies file attributes
PID:1688
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C:\Windows\system32\attrib.exeattrib +h +s NirCmd.txt3⤵
- Views/modifies file attributes
PID:928
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C:\Windows\system32\attrib.exeattrib +h +s NirCmd2.txt3⤵
- Views/modifies file attributes
PID:1576
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C:\Windows\system32\attrib.exeattrib +h +s NirCmd.zip3⤵
- Views/modifies file attributes
PID:2260
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C:\Windows\system32\attrib.exeattrib +h +s NirCmd.ps13⤵
- Views/modifies file attributes
PID:2712
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C:\Windows\system32\attrib.exeattrib +h +s NirCmd.exe3⤵
- Views/modifies file attributes
PID:2716
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C:\Windows\system32\timeout.exetimeout 5 /nobreak3⤵
- Delays execution with timeout.exe
PID:2552
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C:\Windows\system32\timeout.exetimeout 20 /nobreak3⤵
- Delays execution with timeout.exe
PID:2256
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C:\Windows\system32\timeout.exetimeout 10 /nobreak3⤵
- Delays execution with timeout.exe
PID:2816
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C:\Windows\system32\sethc.exesethc 2503⤵PID:2372
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C:\Windows\system32\sethc.exesethc.exe 1011⤵
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Modifies Internet Explorer settings
PID:2464
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x5c01⤵
- Suspicious use of AdjustPrivilegeToken
PID:4356
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5b65aeb1b3da0b96313cc6e10dde4afe0
SHA134039989280d6d5a45793deaab79665c79b74b8d
SHA2560254d776e25aeb83f195aacc7d477cd37683932586b27fdb7f09836d08296a3c
SHA512be5c22848ee3491061feaab9c8e708e04e5d34bc0d8b46e816e059e6616c0114cfe5f40aee935f9d5dee546a990efa3bca00bdec03bcc29fedad37d0dbda95ea
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Filesize
1KB
MD505471356f0ea1c0f5f5b8deb29c3ebd1
SHA112b14b737d1e0f76ca2494fb7a6841e5792a0504
SHA256cf59479c75a8803468dd2a2c1d2803a2694c41992d5a0b3b65b1c69c28d1eac7
SHA512942285259612792c2b3a45a65483e0775314841e397e815d447fd8f69f63f5de1ac48653a051c0121bd73415655c468772d39ce72bb1ba3d8ae367f78143502b
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Filesize
147B
MD59e058306bf7f9c484a7553dcd1a080ad
SHA198670b4b9c36eea14078343272418104aee382c0
SHA256245c3a8cf02aa38b997b3a4eea47b1872c68d882a2e63c19e142b5f3e72a9d0c
SHA512bd4455afc947671eae07099d026124aeeda1c2f0ecac05f1fdf48bbe7ad2213d42dc797282cf1e7a206232d2463d8765944e6e9db8ce5c404f64b6d0c6f16fa0
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Filesize
128B
MD5de77acb4970462a84d1418426ef768c0
SHA19f9420eecfda1a228b31ba6a7a7cac2a2885d59e
SHA256533d3759b2dc9f801b1440002bbe45a19099d87378faa7cd1ca38b6ed15c91cf
SHA512c9bd51a8f42d51e4ecf3b699aaf5c907fb85d4c727f376677604f7bac369740a13953631c4164c988707e64494c8ecb7164074b782ce2a544220b1abd0aef0dc
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Filesize
218B
MD5a5ffacb76079366b573d25fec3dccf7f
SHA15039dc66332fdade2b16d3b9065fb5fc9061f6ba
SHA25624ab295f3ea0d46fc827398c8b1d3b23752de36c8100bcfc4b5f011915b4f4f8
SHA51285b40e401e88dd13f84ec781956980c59ccb338f3953240da0be5bf17ce7d42d1654cada7e8fc70a52a2a1befb697f7ad63622c2f97f7659d481e315fb4f1046
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Filesize
249B
MD581c941ba135854235fdec9823e2509e9
SHA1797536b4280a4e74357400915779b0ee65a9555f
SHA25631db7bdffdf348d18458c01cd1711cdd3f25dd5eadc82bb391c02d83f38d5a29
SHA5125bd805fd254f9633b30dae90265b20b7ad7b42bed4a22e17380eae10fd72192d0c7d1792b231ba412bee3f84fe5029a5e54ee57e709cbea096c79d37787bec11
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Filesize
7KB
MD5481a357d27e7c1a2cfbe617f14600b8b
SHA15c29901995a3d345eaa0d3cc9ee763ec21638b89
SHA256970b56f67e1996e434fc45c12b5157fb96ae4886b3ea4e77fad2e86fc78321aa
SHA5123504010edfa0f8a17b888fdaa1631c5a2efc20a5689bb8cc06fe1a6a95067cc1ebd6ef52d2ea8c52867b7e16280292972025358beccf0937313822c6199b2bfd
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Filesize
111B
MD53cb76846869bcbb44cebf7c7e4c6218c
SHA16d05544d37255fff5b838d3f3b7e0113fbb67c03
SHA256a6c5a78cb4cb2427005933c394abc76ed075e3c7fb996e14802b306a7838bcf2
SHA512a6017cccc5692992bcd9069f4593d3d56af9146628d9716daa0a663941a22522d2fe265dc1bc727b9eaeef1b06027c6d2b077db9ee2ea73802621ff89c980e58
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Filesize
220B
MD50ba0411f0d555bebb7752316e799f779
SHA14bdc902ee5300a65a4bad277f2a8b0175da7674d
SHA256d7c456e54e9a5621b7df7cce19994ac3dd348ee98b086ae43112348c7935da06
SHA5126738b93630327a2c2ef326abc4b896533523c602d57cd8a2305b151efd1e727938f6afce4e090e92d74964a01d748666a24847d537caf46e1a562c98927f9275
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Filesize
202B
MD5c6e2a6fe68bdcf28fd4632bcdea5a8ee
SHA14b8239cdafbba61992260695dc0e5249e37cb18c
SHA2561a790c636b4b92759ff47ea50792fec9d7da67d2764b49d64644fc562c35a908
SHA5120115a40e16647873223d6450b00b2168a00282b6decebbd92722a64c9625bdfa79bc65645e8fe021f76201f72a78c46676037953ea2918114e26b1076a912067
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Filesize
104B
MD566f27c86f734b28d170f3c4e1db8958e
SHA125557a67a5dc675e518e1bd83b32d346cc95025c
SHA2561e9a3e5b03f1f763274fd17b8f5c64e2629923dd0c9cfc94865eadef9c69e90b
SHA512f793c9742586e3150974e490c849dd0ed7a6a57e31d7affcc02406662e81378218991e6dbe63105db01cf7c352f1e76b4e71249fe8781a880258f9e9cab7fd7d
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Filesize
18B
MD5e57a11eb25dd25ed755c1839d0e4a9b7
SHA1e26d908081f93f2f28cef5091fd43a3ca1920dcf
SHA256c196c15d05b0197ea127877380a5001d6b294083c4fd92e62be55438e6a7bdff
SHA5121e2b50c39b67f0f1ac0cec2126817b033355147923ae8303b82ea9e19194820e9796c5cbff4af4f89683b471f4b7262dbd3953bdd7d87bfcd2cdaaf0991ad607
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Filesize
10B
MD57aba77b3cbdf0b7c78cee71d55dd6f50
SHA1e1c06f4fc0029aa239aa2a8d5d6a0ec6bbd89516
SHA2569b972e91c3c303336561ca43420e9a808c34812246b9fe6d85c22bf005254e3a
SHA512d6e8770db9f96c32dc76fa2d8a78f50a24938be6e2aabd3214080a4db0ec497ec5ce6ae1b481d8b0bb442779812e7222e435d8f5e6b5dd763c46a959a4c14f34
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Filesize
40B
MD5e9ca92728d880c80a242d55390769d37
SHA1c82e73e41912b3543150d2f8e520b77e66c64876
SHA256a67f7e91a028d2695cdacf984b5fd2f33ee90e95d84467df1e33a94e3573e19e
SHA51270fc9d051486e2ec964baefedf4fb8959baa3dee74887028dd4ff4337ecf0f70012c9eec855f1a65e9f141d3b76d9c616039a292e779ce690f1e191397eb088c
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\YT982QDL9TOWO03JXKGA.temp
Filesize7KB
MD50b596e7dd1b00a4acb06f7feed8c8b2a
SHA1d358c84eb1790a9e4509dd5b753b06eaeb4d3ee1
SHA256e16f2919a9436ce410cb0c647f875f5894ef003da52d8086d633714182a01411
SHA5123f40a2c80da0c0e29e05ac22ab5e118b7fe171a1923bec0585ab10ff613550bcb6878cb6a345e5f871c7b6f119c54b2852c77810c0dfc873b6748a7a5cfd3552