troldesh | e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b

General

Target

e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
Size

1.6MB
MD5

cf1b6aa96b85a7b508ef95cd1c37662a
SHA1

335804b3a993b9373737df9dac29521412ea4913
SHA256

e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b
SHA512

d64c5eee51e8f9acb7ea2cd92c4abc6ab49ac3aa4833a0e39c5c28c8b1391bd7c4ea3de011c70b8e8e9772bd4c190511286d859534b79cc32e7e23196d808929

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 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4548-133-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4548-134-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4548-136-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4548-137-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4548-138-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4548-139-0x0000000000400000-0x0000000000608000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.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\""	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.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

Suspicious use of SetThreadContext 1 IoCs

Processes:

e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe

description	pid	process	target process
PID 2920 set thread context of 4548	2920	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe

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:

e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe

pid	process
4548	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
4548	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
4548	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
4548	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe

description	pid	process	target process
PID 2920 wrote to memory of 4548	2920	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
PID 2920 wrote to memory of 4548	2920	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
PID 2920 wrote to memory of 4548	2920	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
PID 2920 wrote to memory of 4548	2920	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
PID 2920 wrote to memory of 4548	2920	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
PID 2920 wrote to memory of 4548	2920	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
PID 2920 wrote to memory of 4548	2920	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
PID 2920 wrote to memory of 4548	2920	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe	e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe

C:\Users\Admin\AppData\Local\Temp\e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
"C:\Users\Admin\AppData\Local\Temp\e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2920

C:\Users\Admin\AppData\Local\Temp\e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe
"C:\Users\Admin\AppData\Local\Temp\e56e1200606a69b07f4d1ad086229292852b6dc3ea0d377721ae739a4a75bf4b.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4548

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/2920-130-0x0000000003CCE000-0x0000000003DA5000-memory.dmp

Filesize
860KB

Download
memory/2920-131-0x0000000003DF0000-0x0000000003EC5000-memory.dmp

Filesize
852KB

Download
memory/4548-132-0x0000000000000000-mapping.dmp

Download
memory/4548-133-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4548-134-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4548-136-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4548-137-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4548-138-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4548-139-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads