3bb9cb7873fb305dd5bd441236d714fd3b2dae77c51802a2e5705740f04f22af

General

Target

77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe
Size

1.1MB
MD5

77b9e1b2100f2400cd1b48e072b7acae
SHA1

efee82f6f6deb5a4bd79867d320b59dcf9d6e787
SHA256

3bb9cb7873fb305dd5bd441236d714fd3b2dae77c51802a2e5705740f04f22af
SHA512

4600aa8ece7265adcf38c2bb5ce964959aa935017d3578ce67c8cd6f50f84908c8fd3726e79cc95ae9ee47c59662f87820303279a07b5508819af4f606dddca7
SSDEEP

24576:auLWcxz8uuIBBSWCSw0EvyFf9Q2Ezbz8oWC3V4jufqz+:aexznvoLG9mz/zWC3OSt

Score

7^/10

discovery persistence upx

Malware Config

Signatures

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-1-5-21-384068567-2943195810-3631207890-1000\Control Panel\International\Geo\Nation	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
3864	SqlStarter.exe
824	WinningChaos_D.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3280-0-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3280-22-0x0000000000400000-0x0000000000421000-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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\sysfile = "C:\\Program Files\\Common Files\\ODBC\\sqlupdate.exe"	SqlStarter.exe

Drops file in Program Files directory 6 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\ODBC\SqlStarter.exe	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Common Files\ODBC\SqlStarter.exe	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe
File created	C:\Program Files (x86)\Common Files\ODBC\sqlupdate.exe	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Common Files\ODBC\sqlupdate.exe	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe
File created	C:\Program Files (x86)\Common Files\ODBC\WinningChaos_D.exe	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Common Files\ODBC\WinningChaos_D.exe	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe

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 3 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	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SqlStarter.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WinningChaos_D.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
824	WinningChaos_D.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3280 wrote to memory of 3864	3280	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe	85
PID 3280 wrote to memory of 3864	3280	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe	85
PID 3280 wrote to memory of 3864	3280	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe	85
PID 3280 wrote to memory of 824	3280	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe	87
PID 3280 wrote to memory of 824	3280	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe	87
PID 3280 wrote to memory of 824	3280	77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\77b9e1b2100f2400cd1b48e072b7acae_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3280
- C:\Program Files (x86)\Common Files\ODBC\SqlStarter.exe
  "C:\Program Files (x86)\Common Files\ODBC\SqlStarter.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:3864
- C:\Program Files (x86)\Common Files\ODBC\WinningChaos_D.exe
  "C:\Program Files (x86)\Common Files\ODBC\WinningChaos_D.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:824

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

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files (x86)\Common Files\ODBC\SqlStarter.exe

Filesize
90KB

MD5
4a48a219e104a6f6f87e3e9dca6c81c0

SHA1
fbe84e8fa2a72be983009f380dbdb6b8b8fff79b

SHA256
c6a25ef67e22865a2693f88e64ad7830edffa059423b9d320caf7996e19f53d6

SHA512
90343b36e749cdfc4e38ff160b41cbade998e95a19d55d986c08ace5470b9ba18ecd2ea51cb93f4553983923b525db130f2f5dc875121a7b472091dedb9d6cd1

Download Submit
C:\Program Files (x86)\Common Files\ODBC\WinningChaos_D.exe

Filesize
915KB

MD5
fdcfd1360bcb153b46f45f613cd64121

SHA1
6dd58a9e5593de8cdce425a253cada2237d8a8a0

SHA256
0cae62c605c5840014eee9e8b3512901601eaa7595e9df8fc4ed4a1ead9fd729

SHA512
4781da29501a99a44ebdfb78b9e405b74c146245a69f62b732cac0bdf9a51c59891c3d3196080468d85a2abfee2a923c442bc51f5bf46d035e955bf7c643c91c

Download Submit
memory/824-23-0x0000000000400000-0x00000000004ED000-memory.dmp

Filesize
948KB

Download
memory/3280-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3280-22-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3864-14-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads