b0b967f7c9262851732a938c9689d6928777a542a26a27ab34b25fc1ef8677cb

General

Target

9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe
Size

68KB
MD5

9ee2d40217261f1bf12969677cb0a5b6
SHA1

5e25b27899e42e99cdb2b147dae1d48850cc878f
SHA256

b0b967f7c9262851732a938c9689d6928777a542a26a27ab34b25fc1ef8677cb
SHA512

099372e858842afe69b7b3ca8aad74ed5835c2fe7ac967b0150aaae36acb5b4426d6afb52569af911308979318dcc2dcf605c215673058535e353b072c79a890
SSDEEP

1536:x6RXs3kY2JwfO0t8HVtolv7xqCUbSVjFa4tbuWgUwo4km:4p8I4eu7eGVJa4BuJ8m

Score

7^/10

defense_evasion discovery persistence upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Sun\xcrpnzhj0.dll	acprotect

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

Processes:

9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

4508 rundll32.exe

pid	process
4508	rundll32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exerundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lpc = "rundll32.exe\"C:\\Users\\Admin\\AppData\\Roaming\\Sun\\xcrpnzhj0.dll\", RegisterDll"	9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lpc = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Roaming\\Sun\\xcrpnzhj0.dll\", RegisterDll"	rundll32.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Sun\xcrpnzhj0.dll	upx
behavioral2/memory/4508-4-0x00000000037C0000-0x00000000037E5000-memory.dmp	upx
behavioral2/memory/4508-16-0x00000000037C0000-0x00000000037E5000-memory.dmp	upx
behavioral2/memory/4508-17-0x00000000037C0000-0x00000000037E5000-memory.dmp	upx

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

Processes:

cmd.exe9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exerundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Modifies Internet Explorer Phishing Filter 1 TTPs 4 IoCs

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\PhishingFilter\Enabled = "0"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\PhishingFilter\EnabledV8 = "0"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\PhishingFilter\ShownVerifyBalloon = "3"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\PhishingFilter	rundll32.exe

Modifies Internet Explorer Protected Mode 1 TTPs 5 IoCs

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\2500 = "3"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	rundll32.exe

Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\TabProcGrowth = "0"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Security	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Security\DisableFixSecuritySettings = "1"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Security\DisableSecuritySettingsCheck = "1"	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

rundll32.exe

pid process

4508 rundll32.exe

pid	process
4508	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe

description	pid	process	target process
PID 2348 wrote to memory of 4508	2348	9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe	rundll32.exe
PID 2348 wrote to memory of 4508	2348	9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe	rundll32.exe
PID 2348 wrote to memory of 4508	2348	9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe	rundll32.exe
PID 2348 wrote to memory of 4724	2348	9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe	cmd.exe
PID 2348 wrote to memory of 4724	2348	9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe	cmd.exe
PID 2348 wrote to memory of 4724	2348	9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9ee2d40217261f1bf12969677cb0a5b6_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Roaming\Sun\xcrpnzhj0.dll",RegisterDll
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer Phishing Filter
  - Modifies Internet Explorer Protected Mode
  - Modifies Internet Explorer Protected Mode Banner
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:4508
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\9EE2D4~1.EXE >> NUL
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4724

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

Indicator Removal

1

T1070

File Deletion

Modify Registry

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

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Downloads

C:\Users\Admin\AppData\Roaming\Sun\pwt

Filesize
9KB

MD5
0828e138015549c61d0f26be03c97513

SHA1
8b37b865251ccd2b085e25c7fcd40c34d688a55a

SHA256
0ccb4b662fff9f23afd510b35b41a4bad250e35ba2012ad7369bb09105ca5e7a

SHA512
07d5387ba8c6888aa27707eec83b1373e2c41430bf5e52a67ba8181c7ac7e68dcf2931a5fdefc474c7a608b1cf9d7e3ce86fb0d5143f30c64fb557bd36a3994f

Download Submit
C:\Users\Admin\AppData\Roaming\Sun\xcrpnzhj0.dll

Filesize
48KB

MD5
4f4fb4dc236b46688b4f38ba109572ce

SHA1
4ae311d32c78f4fb54e0442622966d40997f34b0

SHA256
e2c88bc909b635917a06af2bb41e073d2b2a850f1951b05c1f481acb5bfaa95c

SHA512
5ef6409e5bf94f5d7725d07aeaaf7c3cf0e51c860d1d2974eed0d547c968abc5226d9770eeb1566b81fb01d4e5145ae43861037cafb49581a610760e716436ab

Download Submit
memory/4508-4-0x00000000037C0000-0x00000000037E5000-memory.dmp

Filesize
148KB

Download
memory/4508-16-0x00000000037C0000-0x00000000037E5000-memory.dmp

Filesize
148KB

Download
memory/4508-17-0x00000000037C0000-0x00000000037E5000-memory.dmp

Filesize
148KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads