troldesh | c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df

General

Target

c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe
Size

1.6MB
MD5

11e06aa4677c4b40e50741a5b48893fe
SHA1

dbf76baece6b01f13dff341677025ac0b126d3bc
SHA256

c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df
SHA512

b963d1cad00affa8adeb4dbee9bfaef337e372813d83da6fae0195f6f3e1b88da9c9cb10f30e816f131497bdd1d2c274a2ba3ce83cb7f19c652b619348a71af4

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

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4376-131-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4376-132-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4376-135-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4376-136-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4376-137-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4376-138-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/4376-139-0x0000000000400000-0x0000000000608000-memory.dmp	upx

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
T1081

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.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

description	pid	Process	procid_target
PID 1444 set thread context of 4376	1444	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe	84

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

pid	Process
4376	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe
4376	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe
4376	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe
4376	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1444 wrote to memory of 4376	1444	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe	84
PID 1444 wrote to memory of 4376	1444	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe	84
PID 1444 wrote to memory of 4376	1444	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe	84
PID 1444 wrote to memory of 4376	1444	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe	84
PID 1444 wrote to memory of 4376	1444	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe	84
PID 1444 wrote to memory of 4376	1444	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe	84
PID 1444 wrote to memory of 4376	1444	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe	84
PID 1444 wrote to memory of 4376	1444	c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe	84

C:\Users\Admin\AppData\Local\Temp\c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe
"C:\Users\Admin\AppData\Local\Temp\c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1444
- C:\Users\Admin\AppData\Local\Temp\c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe
  "C:\Users\Admin\AppData\Local\Temp\c6c82205aedefa0de9cf8ace02f4156d2b6ec990370a6ce27f4cd24c5d4a27df.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:4376

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1444-133-0x000000000263D000-0x0000000002716000-memory.dmp

Filesize
868KB

Download
memory/1444-134-0x0000000002760000-0x0000000002835000-memory.dmp

Filesize
852KB

Download
memory/4376-131-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4376-132-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4376-135-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4376-136-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4376-137-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4376-138-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/4376-139-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing