troldesh | c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856

Resubmissions

17-04-2024 12:14

240417-pesdzsfh4y 10

17-04-2024 12:14

17-04-2024 12:14

17-04-2024 12:14

17-04-2024 12:14

17-04-2024 06:32

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 12:14

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General

Target

c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
Size

1.1MB
MD5

20cba77eaae04ca6623cbbe03f9a81d8
SHA1

fd989d3ba9ab0534f48b7cb1d11036a4ed08e431
SHA256

c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856
SHA512

e102e1902d224730fccce9cefc8d9c92471a35a49e64718d2dacd183d629fbc388fd6c6ae3fa5c59115cef061106459b767bec21628339bd712c291ea60a86f9
SSDEEP

24576:VVimLZikdvnYgTcH2JsjaCtxl7j7XFv+RC7WwQOvu+s:VVimLZiSfHJ8aCtxl7nVvwCa8uz

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 8 IoCs

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

upx

resource	yara_rule
behavioral4/memory/4160-0-0x0000000000400000-0x000000000060B000-memory.dmp	upx
behavioral4/memory/4160-2-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral4/memory/4160-3-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral4/memory/4160-4-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral4/memory/4160-5-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral4/memory/4160-6-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral4/memory/4160-10-0x0000000000400000-0x000000000060B000-memory.dmp	upx
behavioral4/memory/4160-11-0x0000000000400000-0x00000000005DE000-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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4160	c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
4160	c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
4160	c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
4160	c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe

C:\Users\Admin\AppData\Local\Temp\c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe
"C:\Users\Admin\AppData\Local\Temp\c4a48fbe5df0c9b765899f3edf6e1003fd3a2a6bcc39d1b3a0343bb246b78856.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4160

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4080 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8
1⤵
PID:2976

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/4160-0-0x0000000000400000-0x000000000060B000-memory.dmp

Filesize
2.0MB

Download
memory/4160-1-0x0000000000AE0000-0x0000000000BAE000-memory.dmp

Filesize
824KB

Download
memory/4160-2-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4160-3-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4160-4-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4160-5-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4160-6-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4160-10-0x0000000000400000-0x000000000060B000-memory.dmp

Filesize
2.0MB

Download
memory/4160-11-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download