536d2d06416f673c0728bc1f9839a88e030da5d45ea17fe7190a5465e2946ea9

Analysis

max time kernel
144s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 10:41

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General

Target

0ace2eefe3ed2db6a6b1d698f1af4651.pdf
Size

86KB
MD5

0ace2eefe3ed2db6a6b1d698f1af4651
SHA1

20010a2115e59062272238fc0a4b6b4af6a2deb3
SHA256

536d2d06416f673c0728bc1f9839a88e030da5d45ea17fe7190a5465e2946ea9
SHA512

0e62d9e84b21b9daf6b33f2479e88309775ff449118273d56b69cf665f614de6caf90039df3ff2b5fadfa5ce3e6970f7ccbc0c25ba4516c538c95c30ca359f4d
SSDEEP

1536:HWbCoTLV6/pbBsZPI7KNB6B4CIQZ4zaCaW8pO73WWyfJUcC3jcbKdDXQVX:2bfURboUKf6B4Ct4bh7OhUcC3jcb6o

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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5752	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe
5752	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5752 wrote to memory of 3548	5752	AcroRd32.exe	95
PID 5752 wrote to memory of 3548	5752	AcroRd32.exe	95
PID 5752 wrote to memory of 3548	5752	AcroRd32.exe	95
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 5076	3548	RdrCEF.exe	96
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97
PID 3548 wrote to memory of 4656	3548	RdrCEF.exe	97

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\0ace2eefe3ed2db6a6b1d698f1af4651.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:5752
- 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:3548
- - 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=36BFDF76EA77A776C32FF053E3C748AE --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5076
- - 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=D8E9A23AE1F980F4603848403776F472 --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=D8E9A23AE1F980F4603848403776F472 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4656
- - 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=4A18446080271BB87BAA67E72926B66F --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4556
- - 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=CBE7DAFEC7EE6F3D1094180C8876427C --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1300
- - 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=E90D3E680F533EBAEEB0039FC06DDE28 --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=E90D3E680F533EBAEEB0039FC06DDE28 --renderer-client-id=6 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5152
- - 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=167EBE2475B052C8F7C025096B0E0EF9 --mojo-platform-channel-handle=1824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1136

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

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Downloads

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

Filesize
64KB

MD5
415739d8b21aad6d984a3cea6e37ea34

SHA1
385fe5e8e449796f700c62cd0bb365cb3d873a23

SHA256
5b092ee25b3a2c0f88a1561c718265e5bc22e5162aad0c7b7afa48ac2d6678b9

SHA512
52ed83dcea4ec6a5eedbd91b34db2a6fb39d4368a2292be54d08276cdd2dcc172a70003415e77ca66427378aa270eee99ca1e36fb652c25c6fe33e8ab9cf3d19

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