troldesh | 9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e

Target

9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e.exe
Size

1.0MB
MD5

7f9d970c685f7f33aa8a961f2a10173d
SHA1

11f93876dba467125556c04a85c19f4b93ed5e4c
SHA256

9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e
SHA512

fb57c9f3caf4d39c8ea3f3cb12536fae6baa874c89c84af5fa08853f56436d269d09c7a45467624009d54dc5af77bef903d1a9dd63502aa147c30cc606acef5e

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 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1640-61-0x0000000000400000-0x0000000000608000-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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e.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 2 IoCs

pid	Process
1640	9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e.exe
1640	9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1640	9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e.exe

C:\Users\Admin\AppData\Local\Temp\9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e.exe
"C:\Users\Admin\AppData\Local\Temp\9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:1640

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

Replay Monitor

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Downloads

memory/1640-59-0x00000000769B1000-0x00000000769B3000-memory.dmp

Filesize
8KB

Download
memory/1640-60-0x0000000000610000-0x00000000006E5000-memory.dmp

Filesize
852KB

Download
memory/1640-61-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download