d77362a571433afdfd23c5f8a81751a94c1e7c3192ef6531b280778d488eb2ae

Analysis

max time kernel
155s
max time network
174s
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, 23:42

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

074a84282ccbadfba83f668d68831fa0.pdf
Size

75KB
MD5

074a84282ccbadfba83f668d68831fa0
SHA1

72a6d584a0ea027b71ab56ecda68de000177c49f
SHA256

d77362a571433afdfd23c5f8a81751a94c1e7c3192ef6531b280778d488eb2ae
SHA512

f9a99d738565cf577cda5805dc75f77e735433d47cf3c57ec459b9bbe49958c925b134f05e9a2252874b79010f5ff669510328069ffee7a5375cc1ca49b13c81
SSDEEP

1536:DS+kUVN79Vvk7fEjRdUmNJ6ZDGIOxzmVHormVWP6Im04I1knMAp:m+N79Vc78jRPNJ6ZxORuoKVWCF0jOnb

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1560	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 4800	1560	AcroRd32.exe	96
PID 1560 wrote to memory of 4800	1560	AcroRd32.exe	96
PID 1560 wrote to memory of 4800	1560	AcroRd32.exe	96
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 3588	4800	RdrCEF.exe	97
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98
PID 4800 wrote to memory of 548	4800	RdrCEF.exe	98

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\074a84282ccbadfba83f668d68831fa0.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:1560
- 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:4800
- - 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=BB2B646A0E773C3B5AF4B73998729AB6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3588
- - 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=23F5891BCD2FF5B1D9756EFA6853F1FB --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=23F5891BCD2FF5B1D9756EFA6853F1FB --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:548
- - 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=0DFF39E661EE0793D38A24CABFB773E2 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2276
- - 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=139578C1AA9642E1A2930E33B6FCB138 --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=139578C1AA9642E1A2930E33B6FCB138 --renderer-client-id=5 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5104
- - 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=4CFB14B1F3B2D84D971559A8E361C15A --mojo-platform-channel-handle=2352 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3168
- - 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=BB6CB01DF57CFA30CD5A79F0473A90C0 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:908

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2864

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
3fce823c7245e3abea89d88f53d6e22e

SHA1
ab3f654e3ab448a3d4b517fbf7d9356c520ca2c8

SHA256
d4aa2686fc0a98fab0d8b36f1f4e0ee6ab276d2cd3da44cb016b2df9c8d437c0

SHA512
2ad2bdda22af9ed6cd54cc23584749be79ad08c44bdbbe437a7478cf747bb81237948ccdee6e24051b716a4ca28034c948e6005de0dbd5ac0230ae20e732235a

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