Analysis
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max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
29-03-2024 01:34
Static task
static1
Behavioral task
behavioral1
Sample
027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
Overstretch/Automobilfirmaers/Natchezan/Outreckon.ps1
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
Overstretch/Automobilfirmaers/Natchezan/Outreckon.ps1
Resource
win10v2004-20240226-en
General
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Target
027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe
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Size
555KB
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MD5
99b3c84d119b8d3173aa52f40871a090
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SHA1
029c6d4d7f5509bed4fe65e2ee961c058d896a61
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SHA256
027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2
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SHA512
f7e1bd7e12d6e34deb0c40bd4bdc4b69c6fc7d43feb8671212eb8ac588a3d1e26922be5edb7d28997b088f5e3bbea72b61e98cb160c7288f18e0b1ae10302448
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SSDEEP
12288:ZCcSi/icxi33VLqAdQqW8sHPS9ojrO+HTG07rS:ZoiKainVPdQBSuGyG0K
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
Processes:
027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exepid process 1932 027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe -
Drops file in System32 directory 2 IoCs
Processes:
027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exedescription ioc process File opened for modification C:\Windows\SysWOW64\orthopteran\inornateness.mel 027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe File opened for modification C:\Windows\SysWOW64\nordbrandts\bogbussens.pro 027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe -
Drops file in Program Files directory 3 IoCs
Processes:
027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exedescription ioc process File created C:\Program Files (x86)\opalesces\Redheadedness.lnk 027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe File opened for modification C:\Program Files (x86)\Common Files\Lysbade6\omringe.ber 027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe File opened for modification C:\Program Files (x86)\Common Files\egilds.Har 027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
powershell.exepid process 2936 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 2936 powershell.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exedescription pid process target process PID 1932 wrote to memory of 2936 1932 027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe powershell.exe PID 1932 wrote to memory of 2936 1932 027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe powershell.exe PID 1932 wrote to memory of 2936 1932 027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe powershell.exe PID 1932 wrote to memory of 2936 1932 027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe"C:\Users\Admin\AppData\Local\Temp\027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Fikserbart=Get-Content 'C:\Users\Admin\AppData\Roaming\kraftfuldheders\Fide231\recited\Overstretch\Automobilfirmaers\Natchezan\Outreckon.Sty';$Stormlbs=$Fikserbart.SubString(56995,3);.$Stormlbs($Fikserbart)"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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\Users\Admin\AppData\Local\Temp\nsd8DA0.tmp\nsExec.dllFilesize
6KB
MD551e63a9c5d6d230ef1c421b2eccd45dc
SHA1c499cdad5c613d71ed3f7e93360f1bbc5748c45d
SHA256cd8496a3802378391ec425dec424a14f5d30e242f192ec4eb022d767f9a2480f
SHA512c23d713c3c834b3397c2a199490aed28f28d21f5781205c24df5e1e32365985c8a55be58f06979df09222740ffa51f4da764ebc3d912cd0c9d56ab6a33cab522
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memory/2936-23-0x0000000073810000-0x0000000073DBB000-memory.dmpFilesize
5.7MB
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memory/2936-24-0x0000000073810000-0x0000000073DBB000-memory.dmpFilesize
5.7MB
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memory/2936-25-0x00000000022D0000-0x0000000002310000-memory.dmpFilesize
256KB
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memory/2936-26-0x00000000022D0000-0x0000000002310000-memory.dmpFilesize
256KB
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memory/2936-27-0x00000000022D0000-0x0000000002310000-memory.dmpFilesize
256KB
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memory/2936-28-0x0000000073810000-0x0000000073DBB000-memory.dmpFilesize
5.7MB