397301c35712aeb8a1a45001b28026f33c81aa60304923fc33dc053480751afb

Analysis

max time kernel
105s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
09/04/2025, 07:02

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General

Target

JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe
Size

220KB
MD5

a3c9010e7e940680bc150d18ec65aeb7
SHA1

3a291a10f624c14956c66fcdb6ea217af26dc367
SHA256

397301c35712aeb8a1a45001b28026f33c81aa60304923fc33dc053480751afb
SHA512

415c3698f6f65b28413f46e4948d0517dcf0a931288f0b2c0ee839f904b6e77d123d73397266532cf5a7faba95e35e0ddcf4e0d8d30a8559bf8c911b8f0c8488
SSDEEP

6144:UTqPRRdIKCC0ef//uXltKc+LVsz9b8/5e:XdFeCXuLKcCVsz60

Score

7^/10

discovery spyware stealer upx

Malware Config

Signatures

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5080 set thread context of 1340	5080	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe	87

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1340-2-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1340-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1340-6-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1340-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1340-8-0x0000000000400000-0x0000000000453000-memory.dmp	upx

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	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5080	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5080 wrote to memory of 1340	5080	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe	87
PID 5080 wrote to memory of 1340	5080	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe	87
PID 5080 wrote to memory of 1340	5080	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe	87
PID 5080 wrote to memory of 1340	5080	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe	87
PID 5080 wrote to memory of 1340	5080	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe	87
PID 5080 wrote to memory of 1340	5080	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe	87
PID 5080 wrote to memory of 1340	5080	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe	87
PID 5080 wrote to memory of 1340	5080	JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5080
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3c9010e7e940680bc150d18ec65aeb7.exe
  /scomma "C:\Users\Admin\AppData\Local\Temp\tmp.ini"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1340

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp.ini

Filesize
5B

MD5
d1ea279fb5559c020a1b4137dc4de237

SHA1
db6f8988af46b56216a6f0daf95ab8c9bdb57400

SHA256
fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba

SHA512
720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3

Download Submit
memory/1340-2-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1340-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1340-6-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1340-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1340-8-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download