troldesh | 8827d1935a406a4a39e3da4b8c994753d7cbddf55ea386ac1bdfe17cf2a6f6f1

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11-04-2024 06:50

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11-04-2024 06:50

11-04-2024 06:49

11-04-2024 06:49

11-04-2024 06:49

07-04-2024 08:26

07-04-2024 08:26

Analysis

max time kernel
145s
max time network
146s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 13:30

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General

Target

095b7c9aafb975f3732092b03b97ff4f.exe
Size

1.4MB
MD5

095b7c9aafb975f3732092b03b97ff4f
SHA1

db77f3b9c3db3f5d016221471f828fbb06e740f7
SHA256

8827d1935a406a4a39e3da4b8c994753d7cbddf55ea386ac1bdfe17cf2a6f6f1
SHA512

29612b32e2e6e9723e2041ee20f7df05ca7d18828270444a4d12b5ee5e2641a149f9880d84cc83054a9f768eeea43bc27fccc81187b97363321e10572285a05a
SSDEEP

12288:WZgSKWk54jeg6lL5assQHtzV2KoLJ+PwXxwuLSJ8slf1zMr6iL/KNDx2PIXekQ:KgoLetlLS8tz6V+PwD0XVMrXCNDxtY

Score

10^/10

troldesh persistence ransomware trojan upx

Malware Config

Signatures

Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
ransomware trojan troldesh

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1680-1-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/1680-2-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/1680-3-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/1680-4-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/1680-5-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/1680-9-0x0000000000400000-0x00000000005DE000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	095b7c9aafb975f3732092b03b97ff4f.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1680	095b7c9aafb975f3732092b03b97ff4f.exe
1680	095b7c9aafb975f3732092b03b97ff4f.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1680	095b7c9aafb975f3732092b03b97ff4f.exe

C:\Users\Admin\AppData\Local\Temp\095b7c9aafb975f3732092b03b97ff4f.exe
"C:\Users\Admin\AppData\Local\Temp\095b7c9aafb975f3732092b03b97ff4f.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:1680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1680-0-0x0000000001EB0000-0x0000000001F7E000-memory.dmp

Filesize
824KB

Download
memory/1680-1-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/1680-2-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/1680-3-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/1680-4-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/1680-5-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/1680-9-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download