36db6d697fc4d53df274eb5a7b5cf990aac95a26c39bf2b5e26d0aeed7892ef1

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 01:46

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General

Target

95ebc8325652ecd7c5b3120a682a8257.pdf
Size

13KB
MD5

95ebc8325652ecd7c5b3120a682a8257
SHA1

5b07a8dccdb6af0c68290a7055e3da718b39bf27
SHA256

36db6d697fc4d53df274eb5a7b5cf990aac95a26c39bf2b5e26d0aeed7892ef1
SHA512

5ff23b9da2d0515c0030742abffd10fc41632dcb75b0335a21ddd4675e1c01be0c91f8379366d748296e951385b578d4b62185424b476aeed986e1e249d07718
SSDEEP

384:6hzaNwAO9GiJlDmlAloSAhmbZ9/TtQi/60G7J8vKIs:ahZGirHAhmbZ97tQC6dJiKH

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 behavior: EnumeratesProcesses 20 IoCs

pid	Process
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4000	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4000 wrote to memory of 3940	4000	AcroRd32.exe	88
PID 4000 wrote to memory of 3940	4000	AcroRd32.exe	88
PID 4000 wrote to memory of 3940	4000	AcroRd32.exe	88
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4420	3940	RdrCEF.exe	89
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90
PID 3940 wrote to memory of 4640	3940	RdrCEF.exe	90

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\95ebc8325652ecd7c5b3120a682a8257.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:4000
- 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:3940
- - 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=A31740423329C122EE70A8F92CAAD478 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4420
- - 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=24F61F615D92F9155DF16E2B0D85506B --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=24F61F615D92F9155DF16E2B0D85506B --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4640
- - 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=6549CB25A7B88DAC1BE3EA6679060B7D --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2228
- - 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=11A70BC4EC6372A5F3F0B5653A61B9D0 --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4676
- - 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=EAA90CF4DC7AD50CE2C7BF3627AA33CF --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=EAA90CF4DC7AD50CE2C7BF3627AA33CF --renderer-client-id=6 --mojo-platform-channel-handle=2220 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4464
- - 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=96EF1ABEB1855FE0B5BAD24C1CCDCDC2 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3512

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3296

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
ab2162458faf0e9a1c1ccf2629be8619

SHA1
8779cb0deb398d0632bca900fab611f97da636f9

SHA256
383ba71fc9b347f65b094fb6dad409c80d9122ed1ae85ce86b5a2e9b1524c01b

SHA512
d52138c5f996fde864a890e3f1943d64f705a67d0582f0b934956b4062e3e72a8618b3f0aba9072477197194c69977f424e9a8300266f738f389b2637e37e915

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