troldesh | 78a28b25b330513649439305a5d9293cb07fb796ad6521ef31f39a5453a549d8

Resubmissions

07-09-2023 14:45

230907-r45fysaf5s 10

07-09-2023 14:12

230907-rjbyxaad5s 10

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20230831-en
resource tags

arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
submitted
07-09-2023 14:45

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General

Target

38f1b8c86870354a31878d55c6897d7eb9e83f9418aafbfe9f6ff897dd3c2f05.exe
Size

1.1MB
MD5

38d1e069b9e9b3e0c255e49115295b7e
SHA1

151b38a5fc8271cfdd03c72367b55242f7891f78
SHA256

38f1b8c86870354a31878d55c6897d7eb9e83f9418aafbfe9f6ff897dd3c2f05
SHA512

a8334a202415641ca9706de45df45dc9304643b141ba4651bbe80c1c524b72ad56ab4cda01f45f08c3727991ed7789f9bf238d9304a5b8d8a41140fbd7c53610
SSDEEP

24576:PtO+RduDZwmzMo5sD5AgT4CoCTisqywkPOsxwZms3Qhg:PtOAuWmIOe2ZCoC+sWzZms3Qa

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
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
T1552.001

UPX packed file 21 IoCs

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

upx

Processes:

resource	yara_rule
behavioral18/memory/984-1-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-2-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-3-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-4-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-5-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-7-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-11-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-13-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-14-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-15-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-16-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-17-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-18-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-21-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-22-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-23-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-24-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-25-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-26-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-27-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral18/memory/984-28-0x0000000000400000-0x0000000000608000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

38f1b8c86870354a31878d55c6897d7eb9e83f9418aafbfe9f6ff897dd3c2f05.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4078585466-1563564224-3678410669-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	38f1b8c86870354a31878d55c6897d7eb9e83f9418aafbfe9f6ff897dd3c2f05.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).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

38f1b8c86870354a31878d55c6897d7eb9e83f9418aafbfe9f6ff897dd3c2f05.exe

pid	process
984	38f1b8c86870354a31878d55c6897d7eb9e83f9418aafbfe9f6ff897dd3c2f05.exe
984	38f1b8c86870354a31878d55c6897d7eb9e83f9418aafbfe9f6ff897dd3c2f05.exe
984	38f1b8c86870354a31878d55c6897d7eb9e83f9418aafbfe9f6ff897dd3c2f05.exe
984	38f1b8c86870354a31878d55c6897d7eb9e83f9418aafbfe9f6ff897dd3c2f05.exe

C:\Users\Admin\AppData\Local\Temp\38f1b8c86870354a31878d55c6897d7eb9e83f9418aafbfe9f6ff897dd3c2f05.exe
"C:\Users\Admin\AppData\Local\Temp\38f1b8c86870354a31878d55c6897d7eb9e83f9418aafbfe9f6ff897dd3c2f05.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:984

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

memory/984-0-0x00000000023D0000-0x00000000024A5000-memory.dmp

Filesize
852KB

Download
memory/984-1-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-2-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-3-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-4-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-5-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-7-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-11-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-12-0x00000000023D0000-0x00000000024A5000-memory.dmp

Filesize
852KB

Download
memory/984-13-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-14-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-15-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-16-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-17-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-18-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-21-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-22-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-23-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-24-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-25-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-26-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-27-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/984-28-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download