troldesh | 01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38

Target

01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.sample.exe
Size

1.1MB
MD5

1fc2e4c5ff5844410fc7b78c6987cddf
SHA1

52f676fcbfda7f0929385da963df25eb4638d4a4
SHA256

01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38
SHA512

31efba9acfe4b4bfab315a8d2d15b1b7a5ef83f26fc5de17ec37044bb6b61269f291ddb9e20ad90f2e91fff5221360b34bcf1e36e447d369e0d5333de42681fe

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

Processes:

resource	yara_rule
behavioral1/memory/1092-61-0x0000000000400000-0x0000000000608000-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

Processes:

01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.sample.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.sample.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.sample.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

Processes:

01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.sample.exe

pid	process
1092	01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.sample.exe
1092	01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.sample.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.sample.exe

pid process

1092 01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.sample.exe

C:\Users\Admin\AppData\Local\Temp\01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.sample.exe
"C:\Users\Admin\AppData\Local\Temp\01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.sample.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:1092

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1092-59-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

Download
memory/1092-60-0x0000000000610000-0x00000000006E5000-memory.dmp

Filesize
852KB

Download
memory/1092-61-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download