53e18d64eab6ad7bf0b3037d1106b10a4303033f737331b4d72ce96e97cb1511

Analysis

max time kernel
179s
max time network
192s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 21:22

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General

Target

0457ec5175bb4ceaf96d8763d3f96071.pdf
Size

42KB
MD5

0457ec5175bb4ceaf96d8763d3f96071
SHA1

cdf51e66e958732f45e72a734111e4618c20a91b
SHA256

53e18d64eab6ad7bf0b3037d1106b10a4303033f737331b4d72ce96e97cb1511
SHA512

0aacc2f7039d07a15859ef26fd6822ce9d7c61619c15d7997228806e1df9cae767db1544212449e737590993ff3b5ec5f0a20e8244a72a498cbc99225734c27f
SSDEEP

768:muIIF+1r/mPg3d4Zj/zsbiwcQ9R0+mAGRePbcYHTAtwcjRO0Rt2:DI6+94gt2bEc0gJabhctwcjR7H2

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1772	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 4620	1772	AcroRd32.exe	97
PID 1772 wrote to memory of 4620	1772	AcroRd32.exe	97
PID 1772 wrote to memory of 4620	1772	AcroRd32.exe	97
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3584	4620	RdrCEF.exe	98
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99
PID 4620 wrote to memory of 3280	4620	RdrCEF.exe	99

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\0457ec5175bb4ceaf96d8763d3f96071.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1772
- 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:4620
- - 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=1049BD8629DF4EC6E53E44F2F6EF80ED --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3584
- - 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=C3D6CDD01FBB6E1DEF81BED2FFFF014C --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=C3D6CDD01FBB6E1DEF81BED2FFFF014C --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3280
- - 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=9BAB3ECE73EBF1B5A6EC87F3C398248E --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=9BAB3ECE73EBF1B5A6EC87F3C398248E --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    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=B49F243F44A97A01BA8005EFA1C2F238 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:956
- - 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=9233606F1A74124E632A2776BE2929D0 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3004
- - 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=95D7BDFF05E788A4407D70045DD5C82F --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1916

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2976

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
345212ca0716a295a4b719fb8ae90ed8

SHA1
527ffa51cc0e0e635c7ad4de29819fcc5021474e

SHA256
1bd2be0d278fde10f7bdd032cc6707179c236a6cc08c51fa060adcf03fe32227

SHA512
85adf4757ece1f393508272445da083b230218095fe98c3527b71686f9174984b647e7221709850e2a05a23de4ffaa7a2070061e63d9a20d5a48f0b13866dc04

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