troldesh | 7ce52df2e1186532c119b3ad42fad1012bb78e6393bff209086dec386bbd49af

General

Target

0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe
Size

1.4MB
MD5

0eef75deaea6806d3dde5b83c3b625f6
SHA1

dcaedcc047db68c979263293a0a767e52bc88d15
SHA256

7ce52df2e1186532c119b3ad42fad1012bb78e6393bff209086dec386bbd49af
SHA512

2e5a2bbc751c3349a393484215f5792d284727e8338414e55c4a13fa7f52dc93b0eb4c75efce79cbd138bcf44d4c2a279a68c7bf51bf9afc0b5d0b5f5a03ec6b
SSDEEP

24576:hGf04SoHT5/a30mSfflaDtBQMcFXxqL1wDYXT8Qh0L4HREppTmSm9TbL2:h5m/wafflkPQtRQ/T8A0sxITmFbK

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 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3256-1-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3256-3-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3256-8-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3256-9-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3256-10-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3256-12-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3256-13-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3256-14-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3256-15-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3256-16-0x0000000000400000-0x0000000000608000-memory.dmp	upx
behavioral2/memory/3256-19-0x0000000000400000-0x0000000000608000-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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.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 2920 set thread context of 3256	2920	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe	100

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3256	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe
3256	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe
3256	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe
3256	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	2920	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe
Token: SeSecurityPrivilege	2920	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe
Token: SeSecurityPrivilege	2920	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2920 wrote to memory of 3256	2920	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe	100
PID 2920 wrote to memory of 3256	2920	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe	100
PID 2920 wrote to memory of 3256	2920	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe	100
PID 2920 wrote to memory of 3256	2920	0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe	100

C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2920
- C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\0eef75deaea6806d3dde5b83c3b625f6_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:3256

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1036 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:1360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

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/2920-4-0x00000000006F0000-0x0000000000705000-memory.dmp

Filesize
84KB

Download
memory/2920-0-0x00000000006F0000-0x0000000000705000-memory.dmp

Filesize
84KB

Download
memory/3256-9-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3256-3-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3256-2-0x0000000000534000-0x0000000000607000-memory.dmp

Filesize
844KB

Download
memory/3256-8-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3256-1-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3256-10-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3256-11-0x0000000000534000-0x0000000000607000-memory.dmp

Filesize
844KB

Download
memory/3256-12-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3256-13-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3256-14-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3256-15-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3256-16-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download
memory/3256-19-0x0000000000400000-0x0000000000608000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads