troldesh | 86ad83112863848cc9b07cc45e6ae72845e6c71fea9bbb0176450a4247d2e4b7

Analysis

max time kernel
185s
max time network
192s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2022 18:05

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General

Target

86ad83112863848cc9b07cc45e6ae72845e6c71fea9bbb0176450a4247d2e4b7.exe
Size

1.3MB
MD5

1eb633b23aac213285349962698e72ed
SHA1

304e5ab558fa1d00e00a2c0f43f8f41a385eb784
SHA256

86ad83112863848cc9b07cc45e6ae72845e6c71fea9bbb0176450a4247d2e4b7
SHA512

6d28fa26a3b15089808df372b8ec9a1151d00964c29c937f451ea3be9eb31799e74ef1f25db644bc9590675a22439ec19921849cb51c9188ad79d4d829839ac5
SSDEEP

24576:gIpPeRM4fkcxdvdnjqtei/y1RNSA4QGF4ivjd:hP6fkUdFnjqkj1vSA5LiJ

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/4248-133-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4248-134-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4248-136-0x0000000000400000-0x0000000000608000-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-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	86ad83112863848cc9b07cc45e6ae72845e6c71fea9bbb0176450a4247d2e4b7.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	86ad83112863848cc9b07cc45e6ae72845e6c71fea9bbb0176450a4247d2e4b7.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
4248	86ad83112863848cc9b07cc45e6ae72845e6c71fea9bbb0176450a4247d2e4b7.exe
4248	86ad83112863848cc9b07cc45e6ae72845e6c71fea9bbb0176450a4247d2e4b7.exe
4248	86ad83112863848cc9b07cc45e6ae72845e6c71fea9bbb0176450a4247d2e4b7.exe
4248	86ad83112863848cc9b07cc45e6ae72845e6c71fea9bbb0176450a4247d2e4b7.exe

C:\Users\Admin\AppData\Local\Temp\86ad83112863848cc9b07cc45e6ae72845e6c71fea9bbb0176450a4247d2e4b7.exe
"C:\Users\Admin\AppData\Local\Temp\86ad83112863848cc9b07cc45e6ae72845e6c71fea9bbb0176450a4247d2e4b7.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4248

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/4248-132-0x00000000023A0000-0x0000000002475000-memory.dmp

Filesize
852KB

Download
memory/4248-133-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4248-134-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4248-135-0x00000000023A0000-0x0000000002475000-memory.dmp

Filesize
852KB

Download
memory/4248-136-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download