89d238f5a8aa82f94eb358054eb607d119f274a82cd94b2fbbfb6f522b36769c

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
03-07-2024 12:47

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General

Target

226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe
Size

809KB
MD5

226d7b49cf68e8d0734f2aa1ee0cfecc
SHA1

eb51c1ade0967788472811bab2221ab18e9ec43a
SHA256

89d238f5a8aa82f94eb358054eb607d119f274a82cd94b2fbbfb6f522b36769c
SHA512

f42368f9629c21c6f54be44375df24358dfb30486572224e3798392b63bd9284227cd5df4951388ce047903127aada30960eb4504effa7cbc6d5209fb3553b08
SSDEEP

12288:rbpHYUKy5U1bo9t8DMRSW9vbciUiLuAvOxMt11i27Qitjl:r5sJo6YrFUiyAak11Ltjl

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2012	svchest000.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1724-0-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/memory/1724-1-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/files/0x0033000000013f21-8.dat	upx
behavioral1/memory/2012-9-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/memory/2012-10-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/memory/2012-13-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/memory/1724-14-0x0000000000400000-0x0000000000597000-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\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe"	226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1724	226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe
2012	svchest000.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Windows\BJ.exe	226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe
File created	\??\c:\Windows\BJ.exe	226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe
File created	\??\c:\Windows\svchest000.exe	226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\svchest000.exe	226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 2012	1724	226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe	28
PID 1724 wrote to memory of 2012	1724	226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe	28
PID 1724 wrote to memory of 2012	1724	226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe	28
PID 1724 wrote to memory of 2012	1724	226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\226d7b49cf68e8d0734f2aa1ee0cfecc_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1724
- \??\c:\Windows\svchest000.exe
  c:\Windows\svchest000.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  PID:2012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\svchest000.exe

Filesize
809KB

MD5
226d7b49cf68e8d0734f2aa1ee0cfecc

SHA1
eb51c1ade0967788472811bab2221ab18e9ec43a

SHA256
89d238f5a8aa82f94eb358054eb607d119f274a82cd94b2fbbfb6f522b36769c

SHA512
f42368f9629c21c6f54be44375df24358dfb30486572224e3798392b63bd9284227cd5df4951388ce047903127aada30960eb4504effa7cbc6d5209fb3553b08

Download Submit
memory/1724-0-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/1724-1-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/1724-14-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/2012-9-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/2012-10-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/2012-13-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads