troldesh | 2f1659c68db862abf153e50e602cfe5141b9f17e146cd49b21cbd16e6de91042

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29-04-2024 14:56

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General

Target

07ee65cc64fd9c694a0e946fd50b4b24_JaffaCakes118.exe
Size

1.3MB
MD5

07ee65cc64fd9c694a0e946fd50b4b24
SHA1

35fca1f12d399f6bc59155be16849b75ba200fb4
SHA256

2f1659c68db862abf153e50e602cfe5141b9f17e146cd49b21cbd16e6de91042
SHA512

521ceca3677306b86ee1b654c5f3d95132de6d2a5c7ac8266b3628642f8a94b5ee058edcc36ecc1123eeecd1616ce182a5f8e9f4875dbee4ce178027fd0a1e50
SSDEEP

24576:B3x2+RVNRjD9gmv7rRBkrUzhnKH9HdHdHdHfFfHdHdHdHfFfHdHdHdHfFfHdHdHb:BEkjD3v7yUzZGz

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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2664-1-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2664-2-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2664-3-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2664-7-0x0000000000400000-0x00000000005DE000-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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	07ee65cc64fd9c694a0e946fd50b4b24_JaffaCakes118.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
2664	07ee65cc64fd9c694a0e946fd50b4b24_JaffaCakes118.exe
2664	07ee65cc64fd9c694a0e946fd50b4b24_JaffaCakes118.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2664	07ee65cc64fd9c694a0e946fd50b4b24_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\07ee65cc64fd9c694a0e946fd50b4b24_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\07ee65cc64fd9c694a0e946fd50b4b24_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:2664

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

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Downloads

memory/2664-0-0x00000000005E0000-0x00000000006AE000-memory.dmp

Filesize
824KB

Download
memory/2664-1-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2664-2-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2664-3-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2664-7-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download