troldesh | 2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59

General

Target

2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
Size

961KB
MD5

e697d27432d8b3b691328b765c8bf9e3
SHA1

b631af4bc744a902a88adacb9d9361c9318dbeb9
SHA256

2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59
SHA512

bcba531de5106b0b6b8418dc822fc51253aab1e89647e9095c6beb3f440298e3e2c972404b505020c6248ba10cdb6943c48257a013ed30b2ac9b3eb059c5ba0b

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
behavioral1/memory/1528-55-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1528-57-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1528-61-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1528-62-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1528-63-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral1/memory/1528-64-0x0000000000400000-0x0000000000608000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.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:

2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe

description	pid	process	target process
PID 764 set thread context of 1528	764	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.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 2 IoCs

Processes:

2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe

pid	process
1528	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
1528	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe

description	pid	process	target process
PID 764 wrote to memory of 1528	764	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
PID 764 wrote to memory of 1528	764	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
PID 764 wrote to memory of 1528	764	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
PID 764 wrote to memory of 1528	764	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
PID 764 wrote to memory of 1528	764	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
PID 764 wrote to memory of 1528	764	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
PID 764 wrote to memory of 1528	764	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
PID 764 wrote to memory of 1528	764	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
PID 764 wrote to memory of 1528	764	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe	2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe

C:\Users\Admin\AppData\Local\Temp\2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
"C:\Users\Admin\AppData\Local\Temp\2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:764
- C:\Users\Admin\AppData\Local\Temp\2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe
  "C:\Users\Admin\AppData\Local\Temp\2e88e60123f0d285a09e079326d295dc28cac76e222a3f3ad96038b31ca1ea59.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:1528

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

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/764-54-0x00000000002A0000-0x0000000000375000-memory.dmp

Filesize
852KB

Download
memory/764-58-0x00000000002A0000-0x0000000000375000-memory.dmp

Filesize
852KB

Download
memory/764-60-0x0000000006E60000-0x0000000006F35000-memory.dmp

Filesize
852KB

Download
memory/1528-55-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1528-56-0x0000000000605CB0-mapping.dmp

Download
memory/1528-59-0x0000000075DF1000-0x0000000075DF3000-memory.dmp

Filesize
8KB

Download
memory/1528-57-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1528-61-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1528-62-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1528-63-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/1528-64-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads