57884b7c62cb3bc58d1e97d2e3a86221258b2ff9334183f18a34dca67a7e2ff1

Analysis

max time kernel
13s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 12:51

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General

Target

36ca888301db71faea5a3fa2fdb82d38.pdf
Size

114KB
MD5

36ca888301db71faea5a3fa2fdb82d38
SHA1

3969a887af0a6a2c853e60e712d3bc8c8e6380f2
SHA256

57884b7c62cb3bc58d1e97d2e3a86221258b2ff9334183f18a34dca67a7e2ff1
SHA512

9a35166d617a7362e99ecc3249e25cf8634c5cf0eb41621c4d9059d46187296ab024a57ea350a388a6a2b7f375446099796d2fd4904c3aef5009cde3b47924e7
SSDEEP

3072:y+896NuT49ZIFrDOVecy+5IglmDmzVVQ6WCZ:yv96NuTFrM5IyH

Score

1^/10

Malware Config

Signatures

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3192	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3192	AcroRd32.exe
3192	AcroRd32.exe
3192	AcroRd32.exe
3192	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3192 wrote to memory of 3256	3192	AcroRd32.exe	94
PID 3192 wrote to memory of 3256	3192	AcroRd32.exe	94
PID 3192 wrote to memory of 3256	3192	AcroRd32.exe	94
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 2168	3256	RdrCEF.exe	95
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96
PID 3256 wrote to memory of 4128	3256	RdrCEF.exe	96

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\36ca888301db71faea5a3fa2fdb82d38.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3192
- 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:3256
- - 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=62E694B6D5A54E3BA393127F7DC4E5CB --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2168
- - 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=33CB0BAD96ED7EEABAB9431342D1F580 --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=33CB0BAD96ED7EEABAB9431342D1F580 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4128
- - 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=894C3A850274870B9FB7A008F7F330A8 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1188
- - 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=862128B4C42FA2EA458AD40D0A097DC2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3460
- - 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=854913DDB7C66A8015619CD50F0A08B5 --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=854913DDB7C66A8015619CD50F0A08B5 --renderer-client-id=6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3884
- - 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=F6AD53F1C31FDDC6142DCE1B787FD4D7 --mojo-platform-channel-handle=2752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1944

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4836

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
d6488177766924ec0acdb3a987fc7350

SHA1
78ea2faba3a1a7f27880c5abbd4839eab3b43f8f

SHA256
314239424b0f9f9746ffc59475d18b8bc5835558ab474bf618b5686dbd636be6

SHA512
8cb873947ca59a9d3ad4966af429ac96fd9efad7737c4257144379bfea1c0fcdac5dfc878b074d160f8d6accdd7ec3181bbe9ff57945a6f941acafe96a372a19

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
memory/3192-28-0x000000000D840000-0x000000000D861000-memory.dmp

Filesize
132KB

Download