Analysis
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max time kernel
120s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
14/03/2024, 06:09
Static task
static1
Behavioral task
behavioral1
Sample
c7e1293ced0f737be3a9b57532fb1ce4.exe
Resource
win7-20240221-en
General
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Target
c7e1293ced0f737be3a9b57532fb1ce4.exe
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Size
101KB
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MD5
c7e1293ced0f737be3a9b57532fb1ce4
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SHA1
680885f3826c7775c112c734cdc97a1cda17d0be
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SHA256
7e4ad8b40121445fd07609684f39a629054c5b6b0924d446c5a1dea80bf0452c
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SHA512
38bf57af0cca69f8f8cd6ed0184cd462c905f3466a260d6b1dd627caea31272804f72b1e4a7e41666dcaa50decbe1249124d42a7d8b1217c307e719e1bfa61ba
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SSDEEP
3072:9gIpT1t2YXm8XdstQculie6qbcU5jwaaHw7Koj4r:aIx1dX3XCt2bB
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation c7e1293ced0f737be3a9b57532fb1ce4.exe -
Executes dropped EXE 1 IoCs
pid Process 5096 yholordothmlnohk.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 4676 5104 WerFault.exe 94 4840 1872 WerFault.exe 112 -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1058561939" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "417161544" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6A674502-E1C9-11EE-9846-4A65E849A069} = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31094230" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1058561939" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31094230" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31094230" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1078873543" IEXPLORE.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 668 Process not Found -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeSecurityPrivilege 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe Token: SeDebugPrivilege 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe Token: SeSecurityPrivilege 5096 yholordothmlnohk.exe Token: SeLoadDriverPrivilege 5096 yholordothmlnohk.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4976 IEXPLORE.EXE 4976 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4976 IEXPLORE.EXE 4976 IEXPLORE.EXE 3568 IEXPLORE.EXE 3568 IEXPLORE.EXE 3568 IEXPLORE.EXE 3568 IEXPLORE.EXE 4976 IEXPLORE.EXE 4976 IEXPLORE.EXE 4456 IEXPLORE.EXE 4456 IEXPLORE.EXE 4456 IEXPLORE.EXE 4456 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 4148 wrote to memory of 5104 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 94 PID 4148 wrote to memory of 5104 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 94 PID 4148 wrote to memory of 5104 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 94 PID 4148 wrote to memory of 5104 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 94 PID 4148 wrote to memory of 5104 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 94 PID 4148 wrote to memory of 5104 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 94 PID 4148 wrote to memory of 5104 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 94 PID 4148 wrote to memory of 5104 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 94 PID 4148 wrote to memory of 5104 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 94 PID 4148 wrote to memory of 3860 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 106 PID 4148 wrote to memory of 3860 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 106 PID 4148 wrote to memory of 3860 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 106 PID 3860 wrote to memory of 4976 3860 iexplore.exe 107 PID 3860 wrote to memory of 4976 3860 iexplore.exe 107 PID 4976 wrote to memory of 3568 4976 IEXPLORE.EXE 108 PID 4976 wrote to memory of 3568 4976 IEXPLORE.EXE 108 PID 4976 wrote to memory of 3568 4976 IEXPLORE.EXE 108 PID 4148 wrote to memory of 1872 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 112 PID 4148 wrote to memory of 1872 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 112 PID 4148 wrote to memory of 1872 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 112 PID 4148 wrote to memory of 1872 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 112 PID 4148 wrote to memory of 1872 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 112 PID 4148 wrote to memory of 1872 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 112 PID 4148 wrote to memory of 1872 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 112 PID 4148 wrote to memory of 1872 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 112 PID 4148 wrote to memory of 1872 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 112 PID 4148 wrote to memory of 3836 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 116 PID 4148 wrote to memory of 3836 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 116 PID 4148 wrote to memory of 3836 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 116 PID 3836 wrote to memory of 4112 3836 iexplore.exe 117 PID 3836 wrote to memory of 4112 3836 iexplore.exe 117 PID 4976 wrote to memory of 4456 4976 IEXPLORE.EXE 118 PID 4976 wrote to memory of 4456 4976 IEXPLORE.EXE 118 PID 4976 wrote to memory of 4456 4976 IEXPLORE.EXE 118 PID 4148 wrote to memory of 5096 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 120 PID 4148 wrote to memory of 5096 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 120 PID 4148 wrote to memory of 5096 4148 c7e1293ced0f737be3a9b57532fb1ce4.exe 120
Processes
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C:\Users\Admin\AppData\Local\Temp\c7e1293ced0f737be3a9b57532fb1ce4.exe"C:\Users\Admin\AppData\Local\Temp\c7e1293ced0f737be3a9b57532fb1ce4.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4148 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:5104
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 2083⤵
- Program crash
PID:4676
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3860 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4976 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4976 CREDAT:17410 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3568
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4976 CREDAT:82950 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4456
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:1872
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 2123⤵
- Program crash
PID:4840
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3836 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"3⤵
- Modifies Internet Explorer settings
PID:4112
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C:\Users\Admin\AppData\Local\Temp\yholordothmlnohk.exe"C:\Users\Admin\AppData\Local\Temp\yholordothmlnohk.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5096
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 5104 -ip 51041⤵PID:5116
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1872 -ip 18721⤵PID:1848
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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=4008 --field-trial-handle=3044,i,17059189006398306756,4247826696353232857,262144 --variations-seed-version /prefetch:81⤵PID:1384
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
101KB
MD5c7e1293ced0f737be3a9b57532fb1ce4
SHA1680885f3826c7775c112c734cdc97a1cda17d0be
SHA2567e4ad8b40121445fd07609684f39a629054c5b6b0924d446c5a1dea80bf0452c
SHA51238bf57af0cca69f8f8cd6ed0184cd462c905f3466a260d6b1dd627caea31272804f72b1e4a7e41666dcaa50decbe1249124d42a7d8b1217c307e719e1bfa61ba