f5039bfb70fce739171fa48af78bd5938c3b63287fdef28c766ac0863e79d76f

Analysis

max time kernel
148s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31/10/2024, 18:57

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General

Target
839de8b7ddaadd450c4127fe4db09a5f_JaffaCakes118.exe
Size 612KB
Sample241031-xly44ssfpp
SHA256 f5039bfb70fce739171fa48af78bd5938c3b63287fdef28c766ac0863e79d76f
MD5 839de8b7ddaadd450c4127fe4db09a5f
SHA1 219d354b3bb965c2b8f05037628a04f054b5f1d2
SHA512 e9468d06a2727a3fcac71cead9904b144c395e01b8bba32695a0b774e16ccdc5a45d848108550ba351cbfdddd8eec3f9955747297707d5ded3ebbc14206cd2db
SSDEEP 12288:HRZhTgxkezDqg9Zm5UGwI91n/cd5ufVQlJgn8uiKAI6Pc6Iz6R:LexDqg9Zm5TcGfVQsn8uifRPcF
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

discovery evasion persistence trojan

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 51 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\zcluatc = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\yetnvrf = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\iftzxka = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\getvqou = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\rzvkrag = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\hbxdynb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ghlrcak = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\qgzlcyi = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\oohzbav = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\akkmkie = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\llnxryi = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\zjsjdef = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\vdnuvcq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\qhxgjug = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\etgqael = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\jozbrym = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\kmyrcwb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ywrhunt = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\eiaozbg = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\mdubkjw = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\tqvirgq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\essjulm = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\lcgknru = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\bgpxzds = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\cnvbmac = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\eggcgwp = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\hhntavl = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ryhxbel = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\czrwuda = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\acbcnqu = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\rgrugfp = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\qneqvja = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\dqwwfpl = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\jkirkqi = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\suqpkzy = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ihvbgdh = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\evqlikl = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\xljcdyx = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\aspcmtx = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\tdywttc = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\hqolice = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\zgnotwx = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\vumzdmo = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\fyogggl = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\tbqunms = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\jpzgnjs = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\pzebkly = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\obbnhxg = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\yhexeoe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2751DAA2.exe"	2751DAA2.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	839de8b7ddaadd450c4127fe4db09a5f_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	2751DAA2.exe

Deletes itself 1 IoCs

pid	Process
1072	2751DAA2.exe

Executes dropped EXE 1 IoCs

pid	Process
1072	2751DAA2.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	839de8b7ddaadd450c4127fe4db09a5f_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	2751DAA2.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	2751DAA2.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	839de8b7ddaadd450c4127fe4db09a5f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2751DAA2.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3968	839de8b7ddaadd450c4127fe4db09a5f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1072	2751DAA2.exe
Token: SeDebugPrivilege	1072	2751DAA2.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3968	839de8b7ddaadd450c4127fe4db09a5f_JaffaCakes118.exe
1072	2751DAA2.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3968 wrote to memory of 1072	3968	839de8b7ddaadd450c4127fe4db09a5f_JaffaCakes118.exe	87
PID 3968 wrote to memory of 1072	3968	839de8b7ddaadd450c4127fe4db09a5f_JaffaCakes118.exe	87
PID 3968 wrote to memory of 1072	3968	839de8b7ddaadd450c4127fe4db09a5f_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\839de8b7ddaadd450c4127fe4db09a5f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\839de8b7ddaadd450c4127fe4db09a5f_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3968
- C:\Users\Admin\AppData\Local\Temp\2751DAA2.exe
  C:\Users\Admin\AppData\Local\Temp\2751DAA2.exe
  2⤵
  - Adds policy Run key to start application
  - Checks BIOS information in registry
  - Deletes itself
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1072

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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2751DAA2.exe

Path C:\Users\Admin\AppData\Local\Temp\2751DAA2.exe
Size 612KB
SHA256 ee3c71e553f110a7d95ed9035531037aced625a9e6548a269ef4312fecddc556
MD5 53aab706299ea22e234c8b8f9fd5b708
SHA1 685d04f99b5e49d7bc2a52a1fd6e06dba3d43113
SHA512 8ac2bfbf165440b66fa966ff041f12d2e3db78a616f72565ec39d304515b94d7119918e692633faf2b85e4cebb8d37aad3338a62dec9659ce42e3de08cd47244
SSDEEP 12288:TRZhTgxkezDqg9Zm5UGwI91n/cd5ufVQlJgn8uiKAI6Pc6Iz6R:fexDqg9Zm5TcGfVQsn8uifRPcF
MD5 SHA1 SHA512 SSDEEP

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memory/1072-25-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-32-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-41-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-40-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-13-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-17-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-18-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-16-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-19-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-22-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-39-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-23-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-24-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-38-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-37-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-26-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-34-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-29-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-30-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-31-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-27-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-33-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-28-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-35-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/1072-36-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/3968-5-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/3968-0-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/3968-21-0x0000000000400000-0x000000000055F000-memory.dmp

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memory/3968-1-0x0000000000401000-0x0000000000406000-memory.dmp

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memory/3968-9-0x0000000000400000-0x000000000055F000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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