troldesh | c06ccfc46f50f03bd0b7e8859fdd3432620feaf290eee1fd9daa933e2efb98ba

Analysis

max time kernel
146s
max time network
215s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
31-07-2022 06:58

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General

Target

c06ccfc46f50f03bd0b7e8859fdd3432620feaf290eee1fd9daa933e2efb98ba.exe
Size

1.4MB
MD5

a826411a1f2b70919ecbe4628f113ef7
SHA1

fb95ec8f76e869d4db949a70f3ded4ffda8f4c6b
SHA256

c06ccfc46f50f03bd0b7e8859fdd3432620feaf290eee1fd9daa933e2efb98ba
SHA512

59a57ff16764b297293ea56a44e7432117192c5216992ce11263816b6b65f9dfa14f5d3ad8a6d8e92d660c5526ad23ee1101d769d1322c73cdb5cddb85255b5d

Score

10^/10

troldesh discovery persistence ransomware 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

resource	yara_rule
behavioral2/memory/588-131-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/588-132-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/588-133-0x0000000000400000-0x0000000000608000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	c06ccfc46f50f03bd0b7e8859fdd3432620feaf290eee1fd9daa933e2efb98ba.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	c06ccfc46f50f03bd0b7e8859fdd3432620feaf290eee1fd9daa933e2efb98ba.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

pid	Process
588	c06ccfc46f50f03bd0b7e8859fdd3432620feaf290eee1fd9daa933e2efb98ba.exe
588	c06ccfc46f50f03bd0b7e8859fdd3432620feaf290eee1fd9daa933e2efb98ba.exe
588	c06ccfc46f50f03bd0b7e8859fdd3432620feaf290eee1fd9daa933e2efb98ba.exe
588	c06ccfc46f50f03bd0b7e8859fdd3432620feaf290eee1fd9daa933e2efb98ba.exe

C:\Users\Admin\AppData\Local\Temp\c06ccfc46f50f03bd0b7e8859fdd3432620feaf290eee1fd9daa933e2efb98ba.exe
"C:\Users\Admin\AppData\Local\Temp\c06ccfc46f50f03bd0b7e8859fdd3432620feaf290eee1fd9daa933e2efb98ba.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:588

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

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/588-130-0x00000000023E0000-0x00000000024B5000-memory.dmp

Filesize
852KB

Download
memory/588-131-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/588-132-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/588-133-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download