276827253d4d48cf98cc071721f9affc930cdc4d72c1494ef7acbaf654475daa

General

Target

08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe
Size

1.0MB
MD5

08b0d5af3e68cec6370bfd56041d4fcc
SHA1

d7e9c37425dcc829b892aa01d27f964c8b0b43bc
SHA256

276827253d4d48cf98cc071721f9affc930cdc4d72c1494ef7acbaf654475daa
SHA512

e357650d0be7c64039d22cd15642c286e65e3afc2161192c092ade105d81e96b5169523e55681d9088715327ec1e77c7eec5eeca972b8a3505d4504294d292c2
SSDEEP

24576:XeJax7FaMZMTrNV2n/hZVLqErNw1pja410AvD7w:OGcMZM9qZVLqEZwra4HD0

Score

7^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4172-4-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/4172-6-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/4172-7-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/4172-8-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/4172-9-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/4172-10-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/4172-11-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/4172-12-0x0000000000400000-0x0000000000645000-memory.dmp	upx
behavioral2/memory/4172-15-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/4172-16-0x0000000000400000-0x0000000001400000-memory.dmp	upx
behavioral2/memory/4172-17-0x0000000000400000-0x0000000000645000-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\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe"	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3704 set thread context of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe
3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe
3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3704 wrote to memory of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86
PID 3704 wrote to memory of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86
PID 3704 wrote to memory of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86
PID 3704 wrote to memory of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86
PID 3704 wrote to memory of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86
PID 3704 wrote to memory of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86
PID 3704 wrote to memory of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86
PID 3704 wrote to memory of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86
PID 3704 wrote to memory of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86
PID 3704 wrote to memory of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86
PID 3704 wrote to memory of 4172	3704	08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3704
- C:\Users\Admin\AppData\Local\Temp\08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\08b0d5af3e68cec6370bfd56041d4fcc_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  PID:4172

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

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/3704-0-0x0000000000600000-0x0000000000605000-memory.dmp

Filesize
20KB

Download
memory/4172-1-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4172-3-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/4172-2-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/4172-4-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4172-6-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4172-7-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4172-8-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4172-9-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4172-10-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4172-11-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4172-12-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/4172-15-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4172-16-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4172-17-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads