troldesh | 25c3a5bf8a33e941286f5f271843a480e4f8669086eac047abdfd6f8d5f96a06

Resubmissions

15-03-2024 00:57

240315-ba4dssce7w 10

Analysis

max time kernel
146s
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
15-03-2024 00:57

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General

Target

ca13f4913d90017fd5cd552b30c25349.exe
Size

1.2MB
MD5

ca13f4913d90017fd5cd552b30c25349
SHA1

c620800477ad9d2b4e6939847f58ec05aaee0d1d
SHA256

25c3a5bf8a33e941286f5f271843a480e4f8669086eac047abdfd6f8d5f96a06
SHA512

b0bc0a74eac66f5e55578a1fefe63917704a08a6fb8830cf9e5c3122825bce368cb6cdaf4c999112ddcdebdf25edda473a31b984c5086ab827be49c6a55606f1
SSDEEP

24576:AAIvEq8jlEBPkNShzxh7QjO+NhXh1l/JFfnE88smI:AfajiNOsbQjOuXh1lvESt

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 16 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1732-1-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-2-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-3-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-4-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-5-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-6-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-9-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-10-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-14-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-15-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-16-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-17-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-18-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-19-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-22-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/1732-23-0x0000000000400000-0x0000000000608000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

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\""	ca13f4913d90017fd5cd552b30c25349.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

pid	Process
1732	ca13f4913d90017fd5cd552b30c25349.exe
1732	ca13f4913d90017fd5cd552b30c25349.exe
1732	ca13f4913d90017fd5cd552b30c25349.exe
1732	ca13f4913d90017fd5cd552b30c25349.exe

C:\Users\Admin\AppData\Local\Temp\ca13f4913d90017fd5cd552b30c25349.exe
"C:\Users\Admin\AppData\Local\Temp\ca13f4913d90017fd5cd552b30c25349.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1732

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=4032 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
1⤵
PID:4272

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1732-0-0x00000000023C0000-0x0000000002495000-memory.dmp

Filesize
852KB

Download
memory/1732-1-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-2-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-3-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-4-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-5-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-6-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-9-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-10-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-11-0x00000000023C0000-0x0000000002495000-memory.dmp

Filesize
852KB

Download
memory/1732-14-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-15-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-16-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-17-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-18-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-19-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-22-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1732-23-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download