troldesh | 9748374c9b8025b43fe1e8dee646b80525bd98f795f5722106487adfa2a9d0aa

General

Target

msg[1].exe
Size

1.2MB
MD5

16a313d609f999958dbeb95cd4cf2ccf
SHA1

a012954a7257eaea94b4d21ca9c8997fefebade4
SHA256

3c1cf2acf484d12b8ce39d8f9881313d4ba7d3fb5977163881a9089c2c1b2b97
SHA512

d9cddf49804604b15178a64df8814e903948d7ca3ccc415e75946bfe11109817e72fcff4f21edb01b2f0b3e651cf20e94fda5f2930a5deaf17893ac5a97fce8c
SSDEEP

24576:/xQDBHwbrk6VC+bz1CTACJS/jxJxFhv4TFvE9vZXqXsP:/x5bR1MqxXFh4TdEVdqw

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 22 IoCs

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

upx

resource	yara_rule
behavioral4/memory/3640-1-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-2-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-4-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-3-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-5-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-6-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-8-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-11-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-12-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-14-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-15-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-16-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-17-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-18-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-21-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-22-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-23-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-24-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-25-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-26-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-27-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral4/memory/3640-28-0x0000000000400000-0x0000000000608000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

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\""	msg[1].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
3640	msg[1].exe
3640	msg[1].exe
3640	msg[1].exe
3640	msg[1].exe

C:\Users\Admin\AppData\Local\Temp\msg[1].exe
"C:\Users\Admin\AppData\Local\Temp\msg[1].exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:3640

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=3808 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:8
1⤵
PID:924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3640-0-0x00000000023A0000-0x0000000002475000-memory.dmp

Filesize
852KB

Download
memory/3640-1-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-2-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-4-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-3-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-5-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-6-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-8-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-11-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-12-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-13-0x00000000023A0000-0x0000000002475000-memory.dmp

Filesize
852KB

Download
memory/3640-14-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-15-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-16-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-17-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-18-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-21-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-22-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-23-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-24-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-25-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-26-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-27-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3640-28-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads