troldesh | 803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230

Analysis

max time kernel
113s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
20-05-2022 23:27

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General

Target

803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe
Size

1.2MB
MD5

53b597d0f54362a1110b1785beeebadf
SHA1

74804f2afa946f1409385d5ac36830517039f9be
SHA256

803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230
SHA512

8545cfbc1c084f6bbe5b8db61d9e7fe4bc7bdebabfdb56aab86667f52cacf486cb34699bbbcfd88e0f6fe97abb724e1cae0d673dfa525642f1f20b2b820bc243

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 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2948-131-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/2948-132-0x0000000000400000-0x0000000000608000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.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). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe

pid	process
2948	803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe
2948	803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe
2948	803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe
2948	803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe

C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe
"C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:2948

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2948-130-0x0000000002220000-0x00000000022F5000-memory.dmp

Filesize
852KB

Download
memory/2948-131-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/2948-132-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download