strrat | ea4bceb3df15541d335307a4c24db4829bcc7a0199900f89ba4a8cc55a7cf468

Analysis

max time kernel
30s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
18-05-2023 01:59

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General

Target

ORDER-230278.jar
Size

70KB
MD5

a3ac8935c4feb0eef726668c1bd88498
SHA1

dd43d61cfdc0bcbd12c5ea4094edf8afb623b4ac
SHA256

7f5418868f6f347af4a7c7652e0d96b8fd2a1be9cd5c53b33265769e6210844f
SHA512

985f1373fbbbae84073a1853ed949898a564f1a649a25cf0ab3e89b993c47d4f978bb74b55adad1e8eba4e1bcbff3fffac9431db6a63a8bd7f4f0331bac95b6e
SSDEEP

1536:N1v9xQj4jxuA1gtPVfoySqawKXJ3zyse7isCW:T9G8jngt9HdqbeWQ

Score

10^/10

strrat 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\ORDER-230278.jar java.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ORDER-230278.jar	java.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

java.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows\CurrentVersion\Run\ORDER-230278 = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ORDER-230278.jar\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ORDER-230278 = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ORDER-230278.jar\""	java.exe

Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1700 schtasks.exe

pid	process
1700	schtasks.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

java.execmd.exe

description	pid	process	target process
PID 1972 wrote to memory of 648	1972	java.exe	cmd.exe
PID 1972 wrote to memory of 648	1972	java.exe	cmd.exe
PID 1972 wrote to memory of 648	1972	java.exe	cmd.exe
PID 1972 wrote to memory of 1416	1972	java.exe	java.exe
PID 1972 wrote to memory of 1416	1972	java.exe	java.exe
PID 1972 wrote to memory of 1416	1972	java.exe	java.exe
PID 648 wrote to memory of 1700	648	cmd.exe	schtasks.exe
PID 648 wrote to memory of 1700	648	cmd.exe	schtasks.exe
PID 648 wrote to memory of 1700	648	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:\Windows\system32\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\ORDER-230278.jar
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1972

C:\Windows\system32\cmd.exe
cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ORDER-230278.jar"
2⤵
- Suspicious use of WriteProcessMemory
PID:648

C:\Windows\system32\schtasks.exe
schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ORDER-230278.jar"
3⤵
- Creates scheduled task(s)
PID:1700

C:\Program Files\Java\jre7\bin\java.exe
"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\ORDER-230278.jar"
2⤵
PID:1416

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\ORDER-230278.jar
Filesize
70KB

MD5
a3ac8935c4feb0eef726668c1bd88498

SHA1
dd43d61cfdc0bcbd12c5ea4094edf8afb623b4ac

SHA256
7f5418868f6f347af4a7c7652e0d96b8fd2a1be9cd5c53b33265769e6210844f

SHA512
985f1373fbbbae84073a1853ed949898a564f1a649a25cf0ab3e89b993c47d4f978bb74b55adad1e8eba4e1bcbff3fffac9431db6a63a8bd7f4f0331bac95b6e

Download Submit
C:\Users\Admin\AppData\Roaming\ORDER-230278.jar
Filesize
70KB

MD5
a3ac8935c4feb0eef726668c1bd88498

SHA1
dd43d61cfdc0bcbd12c5ea4094edf8afb623b4ac

SHA256
7f5418868f6f347af4a7c7652e0d96b8fd2a1be9cd5c53b33265769e6210844f

SHA512
985f1373fbbbae84073a1853ed949898a564f1a649a25cf0ab3e89b993c47d4f978bb74b55adad1e8eba4e1bcbff3fffac9431db6a63a8bd7f4f0331bac95b6e

Download Submit
memory/1416-80-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1972-63-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads