troldesh | a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f

Resubmissions

07-04-2024 06:31

240407-haaj2sff32 10

07-04-2024 06:31

07-04-2024 06:31

07-04-2024 06:30

01-02-2022 04:39

Analysis

max time kernel
358s
max time network
362s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
07-04-2024 06:31

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General

Target

a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe
Size

1.5MB
MD5

7cdcc3f98b8ac064a1a0f0b978a125a1
SHA1

0403524c482fd0aaf166604d3d18cc80b308034b
SHA256

a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f
SHA512

b89a50371281474d1a1013acec4d7cd14445579b1c37b5efab17ebdb6a27bcf1f42457ad9f63fedd4dc5adeeadb59816ccaff27f3538e438a21149abb342dfc5
SSDEEP

24576:QpTUqxDuI7WRoIlt2dTsJ63hHjGGYWYwMqP:ETxD/WRoIlIdTskNGIMqP

Score

10^/10

troldesh discovery persistence ransomware spyware stealer trojan upx

Malware Config

Signatures

Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
ransomware trojan troldesh
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1372-1-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1372-2-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1372-3-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1372-4-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1372-6-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1372-5-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1372-7-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1372-12-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1372-13-0x0000000000400000-0x0000000000608000-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-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.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 2 IoCs

pid	Process
1372	a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe
1372	a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1372	a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe

C:\Users\Admin\AppData\Local\Temp\a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe
"C:\Users\Admin\AppData\Local\Temp\a8c452946e291216b7bba41b8e7f9a3eb5ee9178c9559e4b5017ed832d90b94f.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:1372

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1372-0-0x0000000000220000-0x00000000002F5000-memory.dmp

Filesize
852KB

Download
memory/1372-1-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1372-2-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1372-3-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1372-4-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1372-6-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1372-5-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1372-7-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1372-11-0x0000000000220000-0x00000000002F5000-memory.dmp

Filesize
852KB

Download
memory/1372-12-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1372-13-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download