3f11607816cde93d7326ff75abb91ca98e125d347d18307d64924fdeb906d7e4

Analysis

max time kernel
148s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-10-2024 00:54

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General

Target

main.pyc
Size

7KB
MD5

78489839062807a0c0afc709bfebfa7c
SHA1

c9d0630d7454c908b96423d5eab9b3534432c251
SHA256

c76a3840b0bafd88f901808ba6648684a50cf060e418bab8999e2d2473417e32
SHA512

1f9c559119ea059ec91e8c0585325516e01143bea91413bc94429b5c481b429dca98fe8c6c6c1b9eac5a4f24d9bc2c17351e5bd9c3235ecbec5e2ed377c8c418
SSDEEP

192:w6yN3+MD8HsSWdXwNEZZMXFRJhwZ6qYMdwN4nw:q+lWuNLZ28qYPyw

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

RdrCEF.exeRdrCEF.exeRdrCEF.exeRdrCEF.exeRdrCEF.exeAcroRd32.exeRdrCEF.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RdrCEF.exe

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

Processes:

AcroRd32.exe

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

Processes:

AcroRd32.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Modifies registry class 9 IoCs

Processes:

OpenWith.execmd.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\.pyc\ = "pyc_auto_file"	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\Reader\\AcroRd32.exe\" \"%1\""	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\.pyc	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\pyc_auto_file\shell\Read	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\pyc_auto_file\shell	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\pyc_auto_file\shell\Read\command	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\Local Settings	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\pyc_auto_file	OpenWith.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	Process
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

OpenWith.exe

pid	Process
2304	OpenWith.exe

Suspicious use of SetWindowsHookEx 20 IoCs

Processes:

OpenWith.exeAcroRd32.exe

pid	Process
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
2304	OpenWith.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe
4060	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

OpenWith.exeAcroRd32.exeRdrCEF.exe

description	pid	Process	procid_target
PID 2304 wrote to memory of 4060	2304	OpenWith.exe	95
PID 2304 wrote to memory of 4060	2304	OpenWith.exe	95
PID 2304 wrote to memory of 4060	2304	OpenWith.exe	95
PID 4060 wrote to memory of 336	4060	AcroRd32.exe	100
PID 4060 wrote to memory of 336	4060	AcroRd32.exe	100
PID 4060 wrote to memory of 336	4060	AcroRd32.exe	100
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3180	336	RdrCEF.exe	101
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102
PID 336 wrote to memory of 3516	336	RdrCEF.exe	102

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\main.pyc
1⤵
- Modifies registry class
PID:3592

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\main.pyc"
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4060
- - 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
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:336
  - - 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=6A684B797372E87C7D37667CEECA290A --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      PID:3180
  - - 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=BB770B3FBE7A5B455069F4A3DAB9F4ED --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=BB770B3FBE7A5B455069F4A3DAB9F4ED --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
      4⤵
      System Location Discovery: System Language Discovery
      PID:3516
  - - 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=CD30E67F4FBC32931412319A58377F9C --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      PID:3612
  - - 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=461820BA8DA38E0029D46059E29C6FA1 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      PID:672
  - - 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=AA571D73E454EBED611B1508E6E56AF8 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      PID:4640

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
1eaa92fb31165e49142df0a36a19973e

SHA1
827bda34cf0c4c0c78a3b2538c1790a86e15e2f8

SHA256
1cf0c6b8515e6a82bf51c66b2b6e1df0e1fa0764ff938792deed21105cf7241a

SHA512
3cc3cab22fa188d6f23bf768d0bb1344d30d6a27543e832fd187dce901818718c72df8e991fc79aa8d2c13aa14b98755cb200732b204a9793006140ee2b42527

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit