strrat | 0a830444a8c87e98ea93f7e726ecf1aa22aa07799bf6d374edc2c5dfdde511f9

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
26-06-2024 15:33

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General

Target

RICHIESTA-QUOTAZIONI.jar
Size

64KB
MD5

f27c858bd876a8b76099a27355ec5a8d
SHA1

ede4b114704aa305aa5d8a38efac970870c8830f
SHA256

0a830444a8c87e98ea93f7e726ecf1aa22aa07799bf6d374edc2c5dfdde511f9
SHA512

e570de2b4777aeea10394bef836454242408aea2fa953e5af52da3d0e200baa560d2a3732ebc69becff7a6acc1a9d2b4a1b5c430420a6cc47a9efe278500d721
SSDEEP

1536:4M/kpUvIa3EVYmmd2ittWJiQYciZbzHbWf9CRkgjaCpwrkd:cUvImEVrEOiQGZrkxEBwa

Score

10^/10

strrat discovery persistence stealer trojan

Malware Config

Signatures

STRRAT
STRRAT is a remote access tool than can steal credentials and log keystrokes.
trojan stealer strrat
Drops startup file 1 IoCs

Processes:

java.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RICHIESTA-QUOTAZIONI.jar java.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

2492 icacls.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RICHIESTA-QUOTAZIONI.jar	java.exe

pid	process
2492	icacls.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

java.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RICHIESTA-QUOTAZIONI = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\RICHIESTA-QUOTAZIONI.jar\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RICHIESTA-QUOTAZIONI = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\RICHIESTA-QUOTAZIONI.jar\""	java.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exe

pid process

1772 schtasks.exe

pid	process
1772	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

java.execmd.exe

description	pid	process	target process
PID 4528 wrote to memory of 2492	4528	java.exe	icacls.exe
PID 4528 wrote to memory of 2492	4528	java.exe	icacls.exe
PID 4528 wrote to memory of 4484	4528	java.exe	cmd.exe
PID 4528 wrote to memory of 4484	4528	java.exe	cmd.exe
PID 4528 wrote to memory of 4744	4528	java.exe	java.exe
PID 4528 wrote to memory of 4744	4528	java.exe	java.exe
PID 4484 wrote to memory of 1772	4484	cmd.exe	schtasks.exe
PID 4484 wrote to memory of 1772	4484	cmd.exe	schtasks.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\RICHIESTA-QUOTAZIONI.jar
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4528

C:\Windows\system32\icacls.exe
C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
2⤵
- Modifies file permissions
PID:2492

C:\Windows\SYSTEM32\cmd.exe
cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\RICHIESTA-QUOTAZIONI.jar"
2⤵
- Suspicious use of WriteProcessMemory
PID:4484

C:\Windows\system32\schtasks.exe
schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\RICHIESTA-QUOTAZIONI.jar"
3⤵
- Scheduled Task/Job: Scheduled Task
PID:1772

C:\Program Files\Java\jre-1.8\bin\java.exe
"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\RICHIESTA-QUOTAZIONI.jar"
2⤵
PID:4744

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\RICHIESTA-QUOTAZIONI.jar
Filesize
64KB

MD5
f27c858bd876a8b76099a27355ec5a8d

SHA1
ede4b114704aa305aa5d8a38efac970870c8830f

SHA256
0a830444a8c87e98ea93f7e726ecf1aa22aa07799bf6d374edc2c5dfdde511f9

SHA512
e570de2b4777aeea10394bef836454242408aea2fa953e5af52da3d0e200baa560d2a3732ebc69becff7a6acc1a9d2b4a1b5c430420a6cc47a9efe278500d721

Download Submit
C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
Filesize
46B

MD5
8aea2bbc4bc50dbd70c6961454b3115e

SHA1
5343530d736cad38ed9c82aac9149cd6f2149b32

SHA256
1d2052cbc527454ee4c2ce0d1880cf1ccd70b189f7838802a2a6551a719a976e

SHA512
a6a4e97ebae0b8371e1e429ca459eaae6cc7bd7896741ec6dd4a4619533b1b590d0f7add432962f951b0eb18a01b305af938e1916cdb8f9dbb58abf353ceddd3

Download Submit
memory/4528-36-0x000001FA80000000-0x000001FA80270000-memory.dmp

Filesize
2.4MB

Download
memory/4528-26-0x000001FA802D0000-0x000001FA802E0000-memory.dmp

Filesize
64KB

Download
memory/4528-17-0x000001FA80290000-0x000001FA802A0000-memory.dmp

Filesize
64KB

Download
memory/4528-23-0x000001FA802C0000-0x000001FA802D0000-memory.dmp

Filesize
64KB

Download
memory/4528-22-0x000001FA802B0000-0x000001FA802C0000-memory.dmp

Filesize
64KB

Download
memory/4528-21-0x000001FA802A0000-0x000001FA802B0000-memory.dmp

Filesize
64KB

Download
memory/4528-27-0x000001FA802E0000-0x000001FA802F0000-memory.dmp

Filesize
64KB

Download
memory/4528-15-0x000001FA80280000-0x000001FA80290000-memory.dmp

Filesize
64KB

Download
memory/4528-29-0x000001FA802F0000-0x000001FA80300000-memory.dmp

Filesize
64KB

Download
memory/4528-14-0x000001FA80270000-0x000001FA80280000-memory.dmp

Filesize
64KB

Download
memory/4528-35-0x000001FAF2DA0000-0x000001FAF2DA1000-memory.dmp

Filesize
4KB

Download
memory/4528-45-0x000001FA802F0000-0x000001FA80300000-memory.dmp

Filesize
64KB

Download
memory/4528-2-0x000001FA80000000-0x000001FA80270000-memory.dmp

Filesize
2.4MB

Download
memory/4528-43-0x000001FA802D0000-0x000001FA802E0000-memory.dmp

Filesize
64KB

Download
memory/4528-42-0x000001FA802C0000-0x000001FA802D0000-memory.dmp

Filesize
64KB

Download
memory/4528-41-0x000001FA802B0000-0x000001FA802C0000-memory.dmp

Filesize
64KB

Download
memory/4528-40-0x000001FA802A0000-0x000001FA802B0000-memory.dmp

Filesize
64KB

Download
memory/4528-39-0x000001FA80290000-0x000001FA802A0000-memory.dmp

Filesize
64KB

Download
memory/4528-38-0x000001FA80280000-0x000001FA80290000-memory.dmp

Filesize
64KB

Download
memory/4528-37-0x000001FA80270000-0x000001FA80280000-memory.dmp

Filesize
64KB

Download
memory/4528-44-0x000001FA802E0000-0x000001FA802F0000-memory.dmp

Filesize
64KB

Download
memory/4744-61-0x0000027A898A0000-0x0000027A898B0000-memory.dmp

Filesize
64KB

Download
memory/4744-65-0x0000027A898C0000-0x0000027A898D0000-memory.dmp

Filesize
64KB

Download
memory/4744-49-0x0000027A89620000-0x0000027A89890000-memory.dmp

Filesize
2.4MB

Download
memory/4744-81-0x0000027A89890000-0x0000027A898A0000-memory.dmp

Filesize
64KB

Download
memory/4744-71-0x0000027A898E0000-0x0000027A898F0000-memory.dmp

Filesize
64KB

Download
memory/4744-68-0x0000027A898D0000-0x0000027A898E0000-memory.dmp

Filesize
64KB

Download
memory/4744-72-0x0000027A898F0000-0x0000027A89900000-memory.dmp

Filesize
64KB

Download
memory/4744-80-0x0000027A89620000-0x0000027A89890000-memory.dmp

Filesize
2.4MB

Download
memory/4744-73-0x0000027A89900000-0x0000027A89910000-memory.dmp

Filesize
64KB

Download
memory/4744-89-0x0000027A89920000-0x0000027A89930000-memory.dmp

Filesize
64KB

Download
memory/4744-60-0x0000027A89890000-0x0000027A898A0000-memory.dmp

Filesize
64KB

Download
memory/4744-77-0x0000027A87DA0000-0x0000027A87DA1000-memory.dmp

Filesize
4KB

Download
memory/4744-64-0x0000027A898B0000-0x0000027A898C0000-memory.dmp

Filesize
64KB

Download
memory/4744-82-0x0000027A898A0000-0x0000027A898B0000-memory.dmp

Filesize
64KB

Download
memory/4744-83-0x0000027A898B0000-0x0000027A898C0000-memory.dmp

Filesize
64KB

Download
memory/4744-84-0x0000027A898C0000-0x0000027A898D0000-memory.dmp

Filesize
64KB

Download
memory/4744-85-0x0000027A898D0000-0x0000027A898E0000-memory.dmp

Filesize
64KB

Download
memory/4744-87-0x0000027A898F0000-0x0000027A89900000-memory.dmp

Filesize
64KB

Download
memory/4744-86-0x0000027A898E0000-0x0000027A898F0000-memory.dmp

Filesize
64KB

Download
memory/4744-88-0x0000027A89900000-0x0000027A89910000-memory.dmp

Filesize
64KB

Download
memory/4744-76-0x0000027A89910000-0x0000027A89920000-memory.dmp

Filesize
64KB

Download