d4a39b887388bfcb7922418e0168c2ec7c5798374a9d96aeb53fd820ad6a9c29

General

Target

eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe
Size

329KB
MD5

eb52081f70a03566618622b9fe44c29b
SHA1

eec6a9435cb03cee0aeea83ced0cf6ac3f7209e8
SHA256

d4a39b887388bfcb7922418e0168c2ec7c5798374a9d96aeb53fd820ad6a9c29
SHA512

dd6a64a4f67aa7f97b1613f744d1a636a8f52fbb0fd1ebba36391a0c8e52476039370aed4517f2a53fd65284397029672bab00fd69c71af6b0dcf2250881cacc
SSDEEP

6144:SP/f+o8scFq+a7IeJtccdL2tGv9jJyCkjJ/q29QpxZQ03BzpnZGlSTawF:M8++a8eJtccdLrvLkjosQpxZQaBzxYlV

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2748	aInKc09100.exe

Executes dropped EXE 1 IoCs

pid	Process
2748	aInKc09100.exe

Loads dropped DLL 2 IoCs

pid	Process
2652	eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe
2652	eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2652-1-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2748-14-0x0000000000400000-0x00000000005BD000-memory.dmp	upx
behavioral1/memory/2652-18-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2652-19-0x0000000000400000-0x00000000005BD000-memory.dmp	upx
behavioral1/memory/2748-20-0x0000000000400000-0x00000000005BD000-memory.dmp	upx
behavioral1/memory/2652-22-0x0000000000400000-0x00000000005BD000-memory.dmp	upx
behavioral1/memory/2652-23-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2748-29-0x0000000000400000-0x00000000005BD000-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\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\aInKc09100 = "C:\\ProgramData\\aInKc09100\\aInKc09100.exe"	aInKc09100.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	eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aInKc09100.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\Main	aInKc09100.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2652	eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe
2652	eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe
2748	aInKc09100.exe
2748	aInKc09100.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe
Token: SeDebugPrivilege	2748	aInKc09100.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2748	aInKc09100.exe
2748	aInKc09100.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2748	aInKc09100.exe
2748	aInKc09100.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2748	aInKc09100.exe
2748	aInKc09100.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2748	2652	eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2748	2652	eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2748	2652	eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2748	2652	eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652
- C:\ProgramData\aInKc09100\aInKc09100.exe
  "C:\ProgramData\aInKc09100\aInKc09100.exe" "C:\Users\Admin\AppData\Local\Temp\eb52081f70a03566618622b9fe44c29b_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2748

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

2

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

\ProgramData\aInKc09100\aInKc09100.exe

Filesize
329KB

MD5
ddca9058d0a75d1b134a1f5ff75cff48

SHA1
da4557ecf3cacf1d1dfb804eb99b0ffe90395c41

SHA256
66952b8e5830c0789866a6c1531c6a7ee6110792a329c3c96f1c447dfd0021d9

SHA512
cbb71bd3b86890bd2ce3432f6b47401bcc3266eec86f6f390b621427e6bd4ad41752bc53d84f4940a8c98cd4d3ccbe7fe3d680bf1b24a7cfe77d42fc89cfe08d

Download Submit
memory/2652-1-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2652-0-0x00000000005C0000-0x000000000060D000-memory.dmp

Filesize
308KB

Download
memory/2652-18-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2652-19-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/2652-22-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/2652-23-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2748-14-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/2748-20-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/2748-29-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads