troldesh | 6072ef4d17f6bdc3bc0a659bcdac8a17dcd857e973babffc67f5af417d539919

Analysis

max time kernel
154s
max time network
183s
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 04:40

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General

Target

6072ef4d17f6bdc3bc0a659bcdac8a17dcd857e973babffc67f5af417d539919.exe
Size

1.5MB
MD5

ff39a037a5c4a8e920011efbfd163364
SHA1

48e747f690b90f2e400c83a256cb26dc4f40b334
SHA256

6072ef4d17f6bdc3bc0a659bcdac8a17dcd857e973babffc67f5af417d539919
SHA512

67428956cd4684d7f4b08a8e3ee8f502d649156f84dfe00fca1b5c9f23a5868a516ae5e1ac79811beb08d0b434785f95b11761eccc4a0f2ab2e7970227af3137

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/4188-131-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4188-132-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4188-134-0x0000000000400000-0x0000000000608000-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-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	6072ef4d17f6bdc3bc0a659bcdac8a17dcd857e973babffc67f5af417d539919.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	6072ef4d17f6bdc3bc0a659bcdac8a17dcd857e973babffc67f5af417d539919.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
4188	6072ef4d17f6bdc3bc0a659bcdac8a17dcd857e973babffc67f5af417d539919.exe
4188	6072ef4d17f6bdc3bc0a659bcdac8a17dcd857e973babffc67f5af417d539919.exe
4188	6072ef4d17f6bdc3bc0a659bcdac8a17dcd857e973babffc67f5af417d539919.exe
4188	6072ef4d17f6bdc3bc0a659bcdac8a17dcd857e973babffc67f5af417d539919.exe

C:\Users\Admin\AppData\Local\Temp\6072ef4d17f6bdc3bc0a659bcdac8a17dcd857e973babffc67f5af417d539919.exe
"C:\Users\Admin\AppData\Local\Temp\6072ef4d17f6bdc3bc0a659bcdac8a17dcd857e973babffc67f5af417d539919.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4188

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/4188-130-0x0000000002370000-0x0000000002445000-memory.dmp

Filesize
852KB

Download
memory/4188-131-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4188-132-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4188-133-0x0000000002370000-0x0000000002445000-memory.dmp

Filesize
852KB

Download
memory/4188-134-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download