ce907810fb3d27d78c07b7b925694a2cfd2aa75df2fe0e36ce67f9fcad9cc3cd

General

Target

81c569ca3895c3b311ee72e33f0a32f4_JaffaCakes118.exe
Size

365KB
MD5

81c569ca3895c3b311ee72e33f0a32f4
SHA1

39a0f67b7e30c9824d1849bfb5408a5f85ec9d64
SHA256

ce907810fb3d27d78c07b7b925694a2cfd2aa75df2fe0e36ce67f9fcad9cc3cd
SHA512

5afdb025bdffaee0fab71daf7f178d853d5efab0a37021dbe708caec784f4847739bd2a0649c0b003c741a8712872c49d19a995fb5b9715dbfdab5f7fb5550bb
SSDEEP

6144:5Av08fABi4r2ijnDZtZ1OD909gKILteB9rmCXIOBKHAAMb:QRAwzijDJC9y6S3R

Score

8^/10

Malware Config

Signatures

Manipulates Digital Signatures 1 TTPs 1 IoCs

Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

SIP and Trust Provider Hijacking

T1553.003

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing\State = "146944"	4GGXXTHS.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3008-2-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2684-9-0x0000000000400000-0x00000000004C9000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\4GGXXTHS	4GGXXTHS.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 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	81c569ca3895c3b311ee72e33f0a32f4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4GGXXTHS.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Internet Explorer\Main	4GGXXTHS.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Internet Explorer\Main\Use FormSuggest = "Yes"	4GGXXTHS.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

pid	Process
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3008	81c569ca3895c3b311ee72e33f0a32f4_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2684	4GGXXTHS.exe

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
3008	81c569ca3895c3b311ee72e33f0a32f4_JaffaCakes118.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe
2684	4GGXXTHS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 2684	3008	81c569ca3895c3b311ee72e33f0a32f4_JaffaCakes118.exe	30
PID 3008 wrote to memory of 2684	3008	81c569ca3895c3b311ee72e33f0a32f4_JaffaCakes118.exe	30
PID 3008 wrote to memory of 2684	3008	81c569ca3895c3b311ee72e33f0a32f4_JaffaCakes118.exe	30
PID 3008 wrote to memory of 2684	3008	81c569ca3895c3b311ee72e33f0a32f4_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\81c569ca3895c3b311ee72e33f0a32f4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81c569ca3895c3b311ee72e33f0a32f4_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3008
- C:\PROGRA~3\4GGXXTHS.exe
  C:\PROGRA~3\4GGXXTHS.exe
  2⤵
  - Manipulates Digital Signatures
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

SIP and Trust Provider Hijacking

1

T1553.003

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2684-24-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-25-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-19-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-20-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-18-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-31-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-30-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-8-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-9-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-10-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-11-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-17-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-32-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-29-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-28-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-21-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-22-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-23-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2684-27-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/3008-2-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/3008-0-0x0000000000390000-0x00000000003E0000-memory.dmp

Filesize
320KB

Download
memory/3008-3-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/3008-1-0x0000000000463000-0x00000000004C9000-memory.dmp

Filesize
408KB

Download
memory/3008-5-0x0000000000390000-0x00000000003E0000-memory.dmp

Filesize
320KB

Download
memory/3008-6-0x0000000000463000-0x00000000004C9000-memory.dmp

Filesize
408KB

Download
memory/3008-7-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download

Analysis

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