troldesh | 35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd

Analysis

max time kernel
135s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
26-06-2022 23:58

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General

Target

35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd.exe
Size

1.0MB
MD5

3a29dd9147865b2c35f92a2aef0aba8d
SHA1

0df31f125cc125463dd230ae8980dcaae7f80617
SHA256

35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd
SHA512

3e0adbb68426810625d1c2894fddf53066092ab5c76b7f7cb75bc9d41d56da30747e2ef60e0f298784f6334c99f8bf49fb156562aff0d85bda0ad6a59e56f951

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 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2880-131-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/2880-132-0x0000000000400000-0x0000000000608000-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:

35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd.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:

35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd.exe

pid	process
2880	35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd.exe
2880	35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd.exe
2880	35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd.exe
2880	35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd.exe

C:\Users\Admin\AppData\Local\Temp\35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd.exe
"C:\Users\Admin\AppData\Local\Temp\35809b55e77a750ff6d07100d5de321e513e3f33feb200d3b4323aab235f7fdd.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:2880

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

memory/2880-131-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/2880-130-0x0000000002350000-0x0000000002425000-memory.dmp

Filesize
852KB

Download
memory/2880-132-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download