4fc794f0028f3adb7b8efb6e02a196310ca9edde439ae8ac47f51b485d0eceaf

Analysis

max time kernel
148s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04/01/2024, 01:35

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General

Target

3f913d513d97eb3ca8c8700f7de58fe4.exe
Size

143KB
MD5

3f913d513d97eb3ca8c8700f7de58fe4
SHA1

c4ab3eaf01090a6751fa9b6878714cad99e493aa
SHA256

4fc794f0028f3adb7b8efb6e02a196310ca9edde439ae8ac47f51b485d0eceaf
SHA512

eda3c24ff4cce392475555dc250268ec4bf0b7eeb155d95d76125c09c288db76419d00aa53db12bd95c668be0de162b2cbb01c4dcd0080a294e7da3298de9bee
SSDEEP

3072:ARFHEVUkrbJqMn+3WAXqmLe8Q+9NO+4nU6QVW6hiq3/IX5jLVoutq:AR2VJxqz3WAXqmLeCNV6QVNEq3WpoS

Score

10^/10

evasion upx

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 10 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3f913d513d97eb3ca8c8700f7de58fe4.exe:*:Enabled:Windows Messanger"	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\bot.exe = "C:\\Users\\Admin\\AppData\\Roaming\\bot.exe:*:Enabled:Windows Messanger"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	reg.exe

UPX packed file 15 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/936-0-0x0000000000400000-0x0000000000492000-memory.dmp	upx
behavioral2/memory/4560-5-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/936-6-0x0000000000400000-0x0000000000492000-memory.dmp	upx
behavioral2/memory/4560-8-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4560-3-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4560-14-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4560-15-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4560-16-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4560-18-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4560-19-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4560-20-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4560-21-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4560-22-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4560-23-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/4560-26-0x0000000000400000-0x000000000045C000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 936 set thread context of 4560	936	3f913d513d97eb3ca8c8700f7de58fe4.exe	23

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
4596	reg.exe
5028	reg.exe
3980	reg.exe
4904	reg.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: 1	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeCreateTokenPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeAssignPrimaryTokenPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeLockMemoryPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeIncreaseQuotaPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeMachineAccountPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeTcbPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeSecurityPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeTakeOwnershipPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeLoadDriverPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeSystemProfilePrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeSystemtimePrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeProfSingleProcessPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeIncBasePriorityPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeCreatePagefilePrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeCreatePermanentPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeBackupPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeRestorePrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeShutdownPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeDebugPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeAuditPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeSystemEnvironmentPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeChangeNotifyPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeRemoteShutdownPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeUndockPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeSyncAgentPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeEnableDelegationPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeManageVolumePrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeImpersonatePrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: SeCreateGlobalPrivilege	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: 31	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: 32	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: 33	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: 34	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
Token: 35	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
936	3f913d513d97eb3ca8c8700f7de58fe4.exe
4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
4560	3f913d513d97eb3ca8c8700f7de58fe4.exe
4560	3f913d513d97eb3ca8c8700f7de58fe4.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 936 wrote to memory of 4560	936	3f913d513d97eb3ca8c8700f7de58fe4.exe	23
PID 936 wrote to memory of 4560	936	3f913d513d97eb3ca8c8700f7de58fe4.exe	23
PID 936 wrote to memory of 4560	936	3f913d513d97eb3ca8c8700f7de58fe4.exe	23
PID 936 wrote to memory of 4560	936	3f913d513d97eb3ca8c8700f7de58fe4.exe	23
PID 936 wrote to memory of 4560	936	3f913d513d97eb3ca8c8700f7de58fe4.exe	23
PID 936 wrote to memory of 4560	936	3f913d513d97eb3ca8c8700f7de58fe4.exe	23
PID 936 wrote to memory of 4560	936	3f913d513d97eb3ca8c8700f7de58fe4.exe	23
PID 936 wrote to memory of 4560	936	3f913d513d97eb3ca8c8700f7de58fe4.exe	23
PID 4560 wrote to memory of 4032	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	35
PID 4560 wrote to memory of 4032	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	35
PID 4560 wrote to memory of 4032	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	35
PID 4560 wrote to memory of 4680	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	34
PID 4560 wrote to memory of 4680	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	34
PID 4560 wrote to memory of 4680	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	34
PID 4560 wrote to memory of 2160	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	33
PID 4560 wrote to memory of 2160	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	33
PID 4560 wrote to memory of 2160	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	33
PID 4560 wrote to memory of 1672	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	32
PID 4560 wrote to memory of 1672	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	32
PID 4560 wrote to memory of 1672	4560	3f913d513d97eb3ca8c8700f7de58fe4.exe	32
PID 1672 wrote to memory of 4596	1672	cmd.exe	29
PID 1672 wrote to memory of 4596	1672	cmd.exe	29
PID 1672 wrote to memory of 4596	1672	cmd.exe	29
PID 4032 wrote to memory of 3980	4032	cmd.exe	27
PID 4032 wrote to memory of 3980	4032	cmd.exe	27
PID 4032 wrote to memory of 3980	4032	cmd.exe	27
PID 4680 wrote to memory of 4904	4680	cmd.exe	28
PID 4680 wrote to memory of 4904	4680	cmd.exe	28
PID 4680 wrote to memory of 4904	4680	cmd.exe	28
PID 2160 wrote to memory of 5028	2160	cmd.exe	26
PID 2160 wrote to memory of 5028	2160	cmd.exe	26
PID 2160 wrote to memory of 5028	2160	cmd.exe	26

C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe
"C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:936
- C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe
  C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4560
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1672
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2160
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4680
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4032

C:\Windows\SysWOW64\reg.exe
REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
1⤵
- Modifies firewall policy service
- Modifies registry key
PID:5028

C:\Windows\SysWOW64\reg.exe
REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
1⤵
- Modifies firewall policy service
- Modifies registry key
PID:3980

C:\Windows\SysWOW64\reg.exe
REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\3f913d513d97eb3ca8c8700f7de58fe4.exe:*:Enabled:Windows Messanger" /f
1⤵
- Modifies firewall policy service
- Modifies registry key
PID:4904

C:\Windows\SysWOW64\reg.exe
REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
1⤵
- Modifies firewall policy service
- Modifies registry key
PID:4596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/936-6-0x0000000000400000-0x0000000000492000-memory.dmp

Filesize
584KB

Download
memory/936-0-0x0000000000400000-0x0000000000492000-memory.dmp

Filesize
584KB

Download
memory/4560-15-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-8-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-3-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-14-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-5-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-16-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-18-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-19-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-20-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-21-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-22-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-23-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4560-26-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads