troldesh | 4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29-01-2023 17:31

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General

Target

4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce.exe
Size

1.1MB
MD5

d7b1976d623015332b2ff468f385ea69
SHA1

d6155dacc2b2dbee8770bd911a83063e3a1c1a48
SHA256

4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce
SHA512

ff44c8ce54a84c3f641593588f8d8f677074fb47d89a5b1656ff15ce59813cdbdb337345a10e609fe295750359d349e15cb245dbfc5b8f74b3bde9a15231a251
SSDEEP

24576:rCT4VtojtARSW7cu5Tu3BziUev1/9n0Aa:rCT4VaCC4CliD112

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

Processes:

resource	yara_rule
behavioral2/memory/3824-133-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3824-134-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3824-136-0x0000000000400000-0x0000000000608000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce.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

Processes:

4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce.exe

pid	Process
3824	4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce.exe
3824	4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce.exe
3824	4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce.exe
3824	4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce.exe

C:\Users\Admin\AppData\Local\Temp\4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce.exe
"C:\Users\Admin\AppData\Local\Temp\4d2b8abe7b2d79eb3cd44171a73a645d2d2370d64e51734208b7ef261b8e21ce.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:3824

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

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Downloads

memory/3824-132-0x0000000002390000-0x0000000002465000-memory.dmp

Filesize
852KB

Download
memory/3824-133-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3824-134-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3824-135-0x0000000002390000-0x0000000002465000-memory.dmp

Filesize
852KB

Download
memory/3824-136-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download