troldesh | 0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547

Resubmissions

04-04-2024 10:25

240404-mf9csada39 10

04-04-2024 10:18

02-04-2024 03:00

02-04-2024 02:52

31-05-2022 01:49

Analysis

max time kernel
298s
max time network
206s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
04-04-2024 10:18

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General

Target

0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe
Size

917KB
MD5

6b5410cf5fa90e28d32077088f3a3514
SHA1

321a8ad1d6ec06af69ab4515e523f5d31261814d
SHA256

0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547
SHA512

6107132f44b4b72e5019425a7536b953bdaa3c1cf46a28cfbcccae4a00dae95489dd2bcbdbbf387eff494a15c049f0e30597e3018662722ef37a533311ca2ecd
SSDEEP

24576:aEjzOm1ixlvxuYejDEmq75NICHpVpuNgda6bU:VrixlE34mq75NICH/iYpbU

Score

10^/10

troldesh persistence ransomware trojan upx

Malware Config

Signatures

Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
ransomware trojan troldesh

Loads dropped DLL 1 IoCs

pid	Process
1996	0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe

UPX packed file 35 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2520-16-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-17-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-19-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-20-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-21-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-22-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-26-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-27-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-28-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-29-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-30-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-31-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-34-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-35-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-36-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-37-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-38-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-39-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-40-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-41-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-42-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-43-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-44-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-45-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-46-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-47-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-48-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-49-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-50-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-51-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-52-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-53-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-54-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-55-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2520-56-0x0000000000400000-0x00000000005DE000-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-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1996 set thread context of 2520	1996	0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe	28

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
2520	0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe
2520	0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1996	0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 2520	1996	0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe	28
PID 1996 wrote to memory of 2520	1996	0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe	28
PID 1996 wrote to memory of 2520	1996	0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe	28
PID 1996 wrote to memory of 2520	1996	0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe	28
PID 1996 wrote to memory of 2520	1996	0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe	28

C:\Users\Admin\AppData\Local\Temp\0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe
"C:\Users\Admin\AppData\Local\Temp\0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Users\Admin\AppData\Local\Temp\0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe
  "C:\Users\Admin\AppData\Local\Temp\0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:2520

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

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\nso76B7.tmp\System.dll

Filesize
11KB

MD5
fc3772787eb239ef4d0399680dcc4343

SHA1
db2fa99ec967178cd8057a14a428a8439a961a73

SHA256
9b93c61c9d63ef8ec80892cc0e4a0877966dca9b0c3eb85555cebd2ddf4d6eed

SHA512
79e491ca4591a5da70116114b7fbb66ee15a0532386035e980c9dfe7afb59b1f9d9c758891e25bfb45c36b07afd3e171bac37a86c887387ef0e80b1eaf296c89

Download Submit
memory/1996-18-0x0000000002490000-0x000000000255D000-memory.dmp

Filesize
820KB

Download
memory/1996-14-0x0000000002490000-0x000000000255D000-memory.dmp

Filesize
820KB

Download
memory/2520-37-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-20-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-19-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-39-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-21-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-40-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-26-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-27-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-28-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-29-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-30-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-31-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-34-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-35-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-36-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-16-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-55-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-17-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-22-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-41-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-42-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-43-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-44-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-45-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-46-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-47-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-48-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-49-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-50-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-51-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-52-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-53-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-54-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-38-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2520-56-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download