troldesh | 5cbb6442c47708558da29588e0d8ef0b34c4716be4a47e7c715ea844fbcf60d7

Analysis

max time kernel
82s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15-03-2024 10:08

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General

Target

[email protected]
Size

1.4MB
MD5

63210f8f1dde6c40a7f3643ccf0ff313
SHA1

57edd72391d710d71bead504d44389d0462ccec9
SHA256

2aab13d49b60001de3aa47fb8f7251a973faa7f3c53a3840cdf5fd0b26e9a09f
SHA512

87a89e8ab85be150a783a9f8d41797cfa12f86fdccb48f2180c0498bfd2b1040b730dee4665fe2c83b98d436453680226051b7f1532e1c0e0cda0cf702e80a11
SSDEEP

12288:WZgSKWk54jeg6lL5assQHtzV2KoLJ+PwXxwuLSJ8slf1zMr6iL/KNDx2PIXe2Q:KgoLetlLS8tz6V+PwD0XVMrXCNDxtK

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

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4484-1-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4484-2-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4484-3-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4484-4-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4484-6-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4484-9-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4484-10-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4484-11-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4484-12-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4484-57-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4484-58-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/4484-59-0x0000000000400000-0x00000000005DE000-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-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	[email protected]

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
4484	[email protected]
4484	[email protected]
4484	[email protected]
4484	[email protected]
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe
1696	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1696 wrote to memory of 3944	1696	AcroRd32.exe	108
PID 1696 wrote to memory of 3944	1696	AcroRd32.exe	108
PID 1696 wrote to memory of 3944	1696	AcroRd32.exe	108
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2056	3944	RdrCEF.exe	109
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110
PID 3944 wrote to memory of 2596	3944	RdrCEF.exe	110

C:\Users\Admin\AppData\Local\Temp\[email protected]
"C:\Users\Admin\AppData\Local\Temp\[email protected]"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4484

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1388

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1696
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3944
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=67988AF953F4907FA373E13991EB5E3F --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2056
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=76D25264F18E3423EA258FE2FCAB71B6 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=76D25264F18E3423EA258FE2FCAB71B6 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2596
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=B984C9A0F0382B68107846924D641053 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3264
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=6C2322EA7B11B1240C0E1DD0AED82101 --mojo-platform-channel-handle=1864 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:776

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1532

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4484-0-0x0000000000790000-0x000000000085E000-memory.dmp

Filesize
824KB

Download
memory/4484-1-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4484-2-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4484-3-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4484-4-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4484-6-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4484-9-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4484-10-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4484-11-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4484-12-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4484-57-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4484-58-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/4484-59-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download