latentbot | 8ba86a9743e93c3cb59d4e030ea1fdd0aa3a300a28822c58329cb55ced05ca3c

Analysis

max time kernel
148s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01-08-2024 17:39

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General

Target

816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe
Size

423KB
MD5

816aecef6b2d57b86c85083a5645597f
SHA1

c8cf97874e16062094756c312c91aeeb4e60da3e
SHA256

8ba86a9743e93c3cb59d4e030ea1fdd0aa3a300a28822c58329cb55ced05ca3c
SHA512

d6244ff5b73238591717d1fb6f7db4252aeb4da776c813d800a0aa8c4de1c2c36f5d054071b8a573b9f03f1c2a52d1c6b6546bd8f2f092c167f2941df47270c6
SSDEEP

12288:GAxGI+PHohOH3GczOHw18R72Hfn9wKmoCkb3XkkKAoS:aPIh8o4wKtCkbnPK

Score

10^/10

latentbot discovery evasion persistence trojan upx

Malware Config

Extracted

Family

latentbot

ztwerfdgdhfjkkl.zapto.org

Signatures

LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot

Modifies firewall policy service 3 TTPs 10 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
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	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
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Directory\sysm.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Directory\\sysm.exe:*:Enabled:Windows Messanger"	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\Roaming\zu.exe = "C:\\Users\\Admin\\AppData\\Roaming\\zu.exe:*:Enabled:Windows Messanger"	reg.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	reg.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\Control Panel\International\Geo\Nation	816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
5056	sysm.exe
4108	sysm.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2388-0-0x0000000000400000-0x00000000009DD000-memory.dmp	upx
behavioral2/files/0x00070000000232dc-11.dat	upx
behavioral2/memory/2388-19-0x0000000000400000-0x00000000009DD000-memory.dmp	upx
behavioral2/memory/5056-31-0x0000000000400000-0x00000000009DD000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2927035347-1736702767-189270196-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sysm = "C:\\Users\\Admin\\AppData\\Roaming\\Directory\\sysm.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5056 set thread context of 4108	5056	sysm.exe	91

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 13 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
4944	reg.exe
4208	reg.exe
392	reg.exe
1216	reg.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: 1	4108	sysm.exe
Token: SeCreateTokenPrivilege	4108	sysm.exe
Token: SeAssignPrimaryTokenPrivilege	4108	sysm.exe
Token: SeLockMemoryPrivilege	4108	sysm.exe
Token: SeIncreaseQuotaPrivilege	4108	sysm.exe
Token: SeMachineAccountPrivilege	4108	sysm.exe
Token: SeTcbPrivilege	4108	sysm.exe
Token: SeSecurityPrivilege	4108	sysm.exe
Token: SeTakeOwnershipPrivilege	4108	sysm.exe
Token: SeLoadDriverPrivilege	4108	sysm.exe
Token: SeSystemProfilePrivilege	4108	sysm.exe
Token: SeSystemtimePrivilege	4108	sysm.exe
Token: SeProfSingleProcessPrivilege	4108	sysm.exe
Token: SeIncBasePriorityPrivilege	4108	sysm.exe
Token: SeCreatePagefilePrivilege	4108	sysm.exe
Token: SeCreatePermanentPrivilege	4108	sysm.exe
Token: SeBackupPrivilege	4108	sysm.exe
Token: SeRestorePrivilege	4108	sysm.exe
Token: SeShutdownPrivilege	4108	sysm.exe
Token: SeDebugPrivilege	4108	sysm.exe
Token: SeAuditPrivilege	4108	sysm.exe
Token: SeSystemEnvironmentPrivilege	4108	sysm.exe
Token: SeChangeNotifyPrivilege	4108	sysm.exe
Token: SeRemoteShutdownPrivilege	4108	sysm.exe
Token: SeUndockPrivilege	4108	sysm.exe
Token: SeSyncAgentPrivilege	4108	sysm.exe
Token: SeEnableDelegationPrivilege	4108	sysm.exe
Token: SeManageVolumePrivilege	4108	sysm.exe
Token: SeImpersonatePrivilege	4108	sysm.exe
Token: SeCreateGlobalPrivilege	4108	sysm.exe
Token: 31	4108	sysm.exe
Token: 32	4108	sysm.exe
Token: 33	4108	sysm.exe
Token: 34	4108	sysm.exe
Token: 35	4108	sysm.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2388	816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe
5056	sysm.exe
4108	sysm.exe
4108	sysm.exe
4108	sysm.exe

Suspicious use of WriteProcessMemory 41 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 4584	2388	816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe	86
PID 2388 wrote to memory of 4584	2388	816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe	86
PID 2388 wrote to memory of 4584	2388	816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe	86
PID 4584 wrote to memory of 2192	4584	cmd.exe	89
PID 4584 wrote to memory of 2192	4584	cmd.exe	89
PID 4584 wrote to memory of 2192	4584	cmd.exe	89
PID 2388 wrote to memory of 5056	2388	816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe	90
PID 2388 wrote to memory of 5056	2388	816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe	90
PID 2388 wrote to memory of 5056	2388	816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe	90
PID 5056 wrote to memory of 4108	5056	sysm.exe	91
PID 5056 wrote to memory of 4108	5056	sysm.exe	91
PID 5056 wrote to memory of 4108	5056	sysm.exe	91
PID 5056 wrote to memory of 4108	5056	sysm.exe	91
PID 5056 wrote to memory of 4108	5056	sysm.exe	91
PID 5056 wrote to memory of 4108	5056	sysm.exe	91
PID 5056 wrote to memory of 4108	5056	sysm.exe	91
PID 5056 wrote to memory of 4108	5056	sysm.exe	91
PID 4108 wrote to memory of 3248	4108	sysm.exe	92
PID 4108 wrote to memory of 3248	4108	sysm.exe	92
PID 4108 wrote to memory of 3248	4108	sysm.exe	92
PID 4108 wrote to memory of 3572	4108	sysm.exe	93
PID 4108 wrote to memory of 3572	4108	sysm.exe	93
PID 4108 wrote to memory of 3572	4108	sysm.exe	93
PID 4108 wrote to memory of 764	4108	sysm.exe	94
PID 4108 wrote to memory of 764	4108	sysm.exe	94
PID 4108 wrote to memory of 764	4108	sysm.exe	94
PID 4108 wrote to memory of 4732	4108	sysm.exe	95
PID 4108 wrote to memory of 4732	4108	sysm.exe	95
PID 4108 wrote to memory of 4732	4108	sysm.exe	95
PID 3572 wrote to memory of 4944	3572	cmd.exe	100
PID 3572 wrote to memory of 4944	3572	cmd.exe	100
PID 3572 wrote to memory of 4944	3572	cmd.exe	100
PID 3248 wrote to memory of 4208	3248	cmd.exe	101
PID 3248 wrote to memory of 4208	3248	cmd.exe	101
PID 3248 wrote to memory of 4208	3248	cmd.exe	101
PID 4732 wrote to memory of 392	4732	cmd.exe	102
PID 4732 wrote to memory of 392	4732	cmd.exe	102
PID 4732 wrote to memory of 392	4732	cmd.exe	102
PID 764 wrote to memory of 1216	764	cmd.exe	103
PID 764 wrote to memory of 1216	764	cmd.exe	103
PID 764 wrote to memory of 1216	764	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\816aecef6b2d57b86c85083a5645597f_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\uPyxK.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4584
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "sysm" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\sysm.exe" /f
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:2192
- C:\Users\Admin\AppData\Roaming\Directory\sysm.exe
  "C:\Users\Admin\AppData\Roaming\Directory\sysm.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5056
- - C:\Users\Admin\AppData\Roaming\Directory\sysm.exe
    False
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4108
  - - 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
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3248
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        5⤵
        Modifies firewall policy service
        System Location Discovery: System Language Discovery
        Modifies registry key
        
        PID:4208
  - - 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\Directory\sysm.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\sysm.exe:*:Enabled:Windows Messanger" /f
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3572
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Directory\sysm.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\sysm.exe:*:Enabled:Windows Messanger" /f
        5⤵
        Modifies firewall policy service
        System Location Discovery: System Language Discovery
        Modifies registry key
        
        PID:4944
  - - 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
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:764
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        5⤵
        Modifies firewall policy service
        System Location Discovery: System Language Discovery
        Modifies registry key
        
        PID:1216
  - - 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\zu.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\zu.exe:*:Enabled:Windows Messanger" /f
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4732
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\zu.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\zu.exe:*:Enabled:Windows Messanger" /f
        5⤵
        Modifies firewall policy service
        System Location Discovery: System Language Discovery
        Modifies registry key
        
        PID:392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\uPyxK.bat

Filesize
138B

MD5
b198d741e8b093e0206f5faa1205bc44

SHA1
5ca3ae866fce597878fe264b75e35d2bf4255367

SHA256
8bf09921b01b842ae35c0be671de644aab2eda24a59890dd5bc42def24574246

SHA512
679eb90449193ee420f6aa6b154ecf0f189dabf4eb58061f71ba2c8e89b8d874b1399ae1005bdcec0bc13597f1fae07f3bc3cfc026087308a5a8be756f0212fa

Download Submit
C:\Users\Admin\AppData\Roaming\Directory\sysm.exe

Filesize
423KB

MD5
816aecef6b2d57b86c85083a5645597f

SHA1
c8cf97874e16062094756c312c91aeeb4e60da3e

SHA256
8ba86a9743e93c3cb59d4e030ea1fdd0aa3a300a28822c58329cb55ced05ca3c

SHA512
d6244ff5b73238591717d1fb6f7db4252aeb4da776c813d800a0aa8c4de1c2c36f5d054071b8a573b9f03f1c2a52d1c6b6546bd8f2f092c167f2941df47270c6

Download Submit
memory/2388-0-0x0000000000400000-0x00000000009DD000-memory.dmp

Filesize
5.9MB

Download
memory/2388-19-0x0000000000400000-0x00000000009DD000-memory.dmp

Filesize
5.9MB

Download
memory/4108-35-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4108-22-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4108-34-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4108-26-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4108-37-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4108-38-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4108-39-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4108-41-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4108-42-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4108-45-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4108-47-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/5056-31-0x0000000000400000-0x00000000009DD000-memory.dmp

Filesize
5.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads