f3081d27309051f05d1dc714aba2e620da99f4ddf037562a05bf55c3b39e8565

General

Target

f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe
Size

59KB
MD5

f67a5ef7d2bc9e98fa9714d3caa93a91
SHA1

106fd5e2d3fdce667959e25161b79c0dd6141753
SHA256

f3081d27309051f05d1dc714aba2e620da99f4ddf037562a05bf55c3b39e8565
SHA512

e398a132dc4fad9f85da54bedebb7fd3b6bc9947493b8a42c05511fdbca88f93003e46298260fd2cea7f33b3019a9acba4a711663266ef56ad0d56797c5be849
SSDEEP

1536:diu9Tjysnxz+q5oURIpiGk8NZ8PKR1UVqov29knb:diCnxzB5oACRk8NZsVqovpb

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3056	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1888	Kerne0813.exe

Loads dropped DLL 2 IoCs

pid	Process
1728	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe
1728	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\Kerne0813 = "C:\\Windows\\system32\\Kerne0813.exe"	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Kerne0813.exe	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Kerne0813.exe	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Kerne0813.exe	Kerne0813.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	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 1888	1728	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe	30
PID 1728 wrote to memory of 1888	1728	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe	30
PID 1728 wrote to memory of 1888	1728	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe	30
PID 1728 wrote to memory of 1888	1728	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe	30
PID 1728 wrote to memory of 3056	1728	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe	31
PID 1728 wrote to memory of 3056	1728	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe	31
PID 1728 wrote to memory of 3056	1728	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe	31
PID 1728 wrote to memory of 3056	1728	f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f67a5ef7d2bc9e98fa9714d3caa93a91_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\Kerne0813.exe
  C:\Windows\system32\Kerne0813.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  PID:1888
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\gg.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:3056

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\gg.bat

Filesize
152B

MD5
27f1b2218d9f725b23a64cb94263c9a1

SHA1
771ddbd8f001807bfdd4518904569e98f6f0fd73

SHA256
91ec9d3f3926531a55966f666a069c4215ae2d8dfc00c8b9897c7f3898dc6273

SHA512
536fdd4cf004dfba4f8def87b81377169ee04c310c797f3c34d2cc8a237e1898891413574bbb096720eb58e827d4121f192c511c3a907450a44f6e0fe6492fc8

Download Submit
\Windows\SysWOW64\Kerne0813.exe

Filesize
59KB

MD5
f67a5ef7d2bc9e98fa9714d3caa93a91

SHA1
106fd5e2d3fdce667959e25161b79c0dd6141753

SHA256
f3081d27309051f05d1dc714aba2e620da99f4ddf037562a05bf55c3b39e8565

SHA512
e398a132dc4fad9f85da54bedebb7fd3b6bc9947493b8a42c05511fdbca88f93003e46298260fd2cea7f33b3019a9acba4a711663266ef56ad0d56797c5be849

Download Submit
memory/1728-10-0x0000000000440000-0x0000000000471000-memory.dmp

Filesize
196KB

Download
memory/1728-9-0x0000000000440000-0x0000000000471000-memory.dmp

Filesize
196KB

Download
memory/1728-8-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1728-22-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1888-12-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1888-14-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads