c3f9be30085f8a6a334ab6757c4337c91067537409da17211b7c15520de2806d

General

Target

744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe
Size

13KB
MD5

744e4eb6c8f21fd9d9289253ca0a39a2
SHA1

581eb76e8cf9ec0d8c3beaa45ccf9b7b9f76f081
SHA256

c3f9be30085f8a6a334ab6757c4337c91067537409da17211b7c15520de2806d
SHA512

7a4eb8369bfe963f0e4fa7cfb5ccf44a06b21cc9bc95ec67cb86f0f2b234a01ebfb6a23e13a4557d3e0731c58851ac000d35d598d4f0060b1a7e783e2db20896
SSDEEP

384:Xk3RPRZLnRcrr2hBapX2qVRc3OSWbpy8lXxcyvW01Y:XCN/Gd5VRc3PWbc8Rxcye02

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\dispexcb.dll = "{76D44356-B494-443a-BEDC-AA68DE4255E6}"	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2684	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2708	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dispexcb.tmp	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dispexcb.tmp	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dispexcb.nls	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.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	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{76D44356-B494-443a-BEDC-AA68DE4255E6}\InProcServer32	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{76D44356-B494-443a-BEDC-AA68DE4255E6}\InProcServer32\ = "C:\\Windows\\SysWow64\\dispexcb.dll"	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{76D44356-B494-443a-BEDC-AA68DE4255E6}\InProcServer32\ThreadingModel = "Apartment"	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{76D44356-B494-443a-BEDC-AA68DE4255E6}	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2708	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2708	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe
2708	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe
2708	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2684	2708	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe	30
PID 2708 wrote to memory of 2684	2708	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe	30
PID 2708 wrote to memory of 2684	2708	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe	30
PID 2708 wrote to memory of 2684	2708	744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\744e4eb6c8f21fd9d9289253ca0a39a2_JaffaCakes118.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\BD47.tmp.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\BD47.tmp.bat

Filesize
207B

MD5
debd717a6044bf9d68a8de1090280aef

SHA1
eb257460cc15926cda390a0d7f4352d8d92af392

SHA256
4976ba7da126192415b0def2513e1a58e7c44b1a20b94573cea846a2488d9404

SHA512
46d74e925c335c1d606f29b99a1fd4064f5af3a02f8b17fef829f2fcb7bea14ef713482ee4e0f453023c0d3df7699ece1c7489e6c0b93e5682335127bb992ccf

Download Submit
C:\Windows\SysWOW64\dispexcb.nls

Filesize
428B

MD5
ff77e53159f703a78b1e930f0262e14d

SHA1
7d968e2138db42637c3210f26aec04d40add885b

SHA256
218718ded88d55e369f2c21655e8b6c2c86d785ed72ed0bca0579a53fb86552a

SHA512
3ac09c4a9ba32e6357af2e98c38b0a0c2ff8c6c7b9633575c8ad90ab650c46be50bb83dfd8faf34319e9dc73503891e5cf86c248cb6f6c02879f70e3d89ef765

Download Submit
\Windows\SysWOW64\dispexcb.dll

Filesize
987KB

MD5
2061d654920d6b6e94bb87c6b7d2c282

SHA1
97e5fcc6df3e3f60899292b6ef23abb4a7d817a6

SHA256
ed870248d79cdae7cf9581d7f0ca402e98610d1ef27ff03f6cc3b990494b0270

SHA512
b260e09a405d8349806169508db6e4353aa978c4ca345ae5e85b99285a65fb547360173d005102c423012166275d728efc051eb47e0f077aa20c9bed13848305

Download Submit
memory/2708-16-0x0000000020000000-0x000000002006C000-memory.dmp

Filesize
432KB

Download
memory/2708-25-0x0000000020000000-0x000000002006C000-memory.dmp

Filesize
432KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads