troldesh | dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555

Analysis

max time kernel
141s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
24-07-2022 17:17

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General

Target

dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555.exe
Size

1.5MB
MD5

22279fe757ad953e3eb1c22291ad2e18
SHA1

546e36a4323ad39f07916b05db196ea316c55d3f
SHA256

dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555
SHA512

3e01ebacb78de2792910a08a5f1aa46b0c0e628d40069b8ea28c53894a59cacf3547305e5a1d8a03f6625b618027fbb53ed914bbafaa2f4b5984cfa12aadac6d

Score

10^/10

troldesh discovery persistence ransomware spyware stealer trojan upx

Malware Config

Signatures

Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
ransomware trojan troldesh

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4360-131-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4360-132-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4360-134-0x0000000000400000-0x0000000000608000-memory.dmp	upx

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
T1081

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555.exe

pid	process
4360	dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555.exe
4360	dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555.exe
4360	dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555.exe
4360	dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555.exe

C:\Users\Admin\AppData\Local\Temp\dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555.exe
"C:\Users\Admin\AppData\Local\Temp\dd1690bbc16c2b44da6f2291e14ab3635f90291a34109744a05e2c82489b3555.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4360

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

memory/4360-130-0x00000000023D0000-0x00000000024A5000-memory.dmp

Filesize
852KB

Download
memory/4360-131-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4360-132-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4360-133-0x00000000023D0000-0x00000000024A5000-memory.dmp

Filesize
852KB

Download
memory/4360-134-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download