35865e62887eab928ecf4c9f75a667a44c7d2caa1fed3b6481c49bdc97d515a1

Analysis

max time kernel
141s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09/04/2024, 08:12

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General

Target

e98a5a1220529fca8d9a810586e328e5_JaffaCakes118.exe
Size

59KB
MD5

e98a5a1220529fca8d9a810586e328e5
SHA1

e0e0ab317e3819cdd2e9c83abeb0983e6d503d5e
SHA256

35865e62887eab928ecf4c9f75a667a44c7d2caa1fed3b6481c49bdc97d515a1
SHA512

5a1cb1de82e18ed549676ef390810501c251d198df06403a15514a1cdba0f206ebc366ec463f554cf4351da9eff14e3ceeb1d11a046fa3f31e150ff35925785c
SSDEEP

768:XocAX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIocVSEFGocAX3LKew369lp2z3U:SKcR4mjD9r823FHKcR4mjD9r823Ff

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1240	CTS.exe

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 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/844-1-0x0000000000920000-0x0000000000937000-memory.dmp	upx
behavioral1/memory/844-8-0x0000000000920000-0x0000000000937000-memory.dmp	upx
behavioral1/files/0x0008000000012249-7.dat	upx
behavioral1/memory/1240-12-0x0000000000050000-0x0000000000067000-memory.dmp	upx
behavioral1/memory/844-11-0x0000000000070000-0x0000000000087000-memory.dmp	upx
behavioral1/files/0x0008000000012227-14.dat	upx

Adds Run key to start application 2 TTPs 2 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\CTS = "C:\\Windows\\CTS.exe"	e98a5a1220529fca8d9a810586e328e5_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	e98a5a1220529fca8d9a810586e328e5_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	844	e98a5a1220529fca8d9a810586e328e5_JaffaCakes118.exe
Token: SeDebugPrivilege	1240	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 844 wrote to memory of 1240	844	e98a5a1220529fca8d9a810586e328e5_JaffaCakes118.exe	28
PID 844 wrote to memory of 1240	844	e98a5a1220529fca8d9a810586e328e5_JaffaCakes118.exe	28
PID 844 wrote to memory of 1240	844	e98a5a1220529fca8d9a810586e328e5_JaffaCakes118.exe	28
PID 844 wrote to memory of 1240	844	e98a5a1220529fca8d9a810586e328e5_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\e98a5a1220529fca8d9a810586e328e5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e98a5a1220529fca8d9a810586e328e5_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:844
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:1240

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Xp7b6YGps2pzJEG.exe

Filesize
59KB

MD5
8873c6d0ca00246c04343cafe61ffc27

SHA1
713f91f38bd2f2a291a645474575e365b8e19581

SHA256
1fcb549fbf064bb4987f0a8a92ea4e164e96d1c7f875d3c94eb65f8096b8f985

SHA512
9f6dd1e17404b489a8211e9e40a36ec9842f064aff14657e3ad87986326b3985c78bf096fb03064832b71fa4a7f711b6e370417fff3fe0c9ed84a4da71657ada

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
memory/844-1-0x0000000000920000-0x0000000000937000-memory.dmp

Filesize
92KB

Download
memory/844-8-0x0000000000920000-0x0000000000937000-memory.dmp

Filesize
92KB

Download
memory/844-11-0x0000000000070000-0x0000000000087000-memory.dmp

Filesize
92KB

Download
memory/844-18-0x0000000000070000-0x0000000000087000-memory.dmp

Filesize
92KB

Download
memory/1240-12-0x0000000000050000-0x0000000000067000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads