299c4bc77ed478913524e5cf65675ed6a54a5924b42d9a6daa0b0049c72f5b89

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
27/01/2024, 11:00

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General

Target

7a0f3f700e937c9d8629dfddead544a9.pdf
Size

89KB
MD5

7a0f3f700e937c9d8629dfddead544a9
SHA1

3c5020f9ade24b36abd91097957769d381cf2a21
SHA256

299c4bc77ed478913524e5cf65675ed6a54a5924b42d9a6daa0b0049c72f5b89
SHA512

f6fd1df80dd522750e655fe6a2e033ffc848e6c0857a6597b933a818cab6a7f9439aaad370fad54187baa10b14d582d7d292f4a483e8bc46fbb599e7c5ed9d0c
SSDEEP

1536:F4o8ixTXy4dgCdIk6jbDVTHqpxtGe9EUINWWAEIhXUi1534NLWQpOCM40:BPdVWCz6jbD9yxtVINCtyiEN2CS

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
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2008	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe
2008	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 2592	2008	AcroRd32.exe	91
PID 2008 wrote to memory of 2592	2008	AcroRd32.exe	91
PID 2008 wrote to memory of 2592	2008	AcroRd32.exe	91
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 4024	2592	RdrCEF.exe	94
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95
PID 2592 wrote to memory of 2404	2592	RdrCEF.exe	95

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\7a0f3f700e937c9d8629dfddead544a9.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:2008
- 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:2592
- - 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=31A005F686EAB78695ED6BF5E24BAE01 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4024
- - 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=C162AF98442E2C3C919846513D186272 --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=C162AF98442E2C3C919846513D186272 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2404
- - 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=10055025E6F66ECCE808E5808FAF4FC3 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4160
- - 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=73C4EF4B6F5324DD0E65200A8F058565 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4452
- - 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=B853489B13CA7F4B429375B8C9907525 --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=B853489B13CA7F4B429375B8C9907525 --renderer-client-id=6 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4608
- - 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=71BEE1E3016148FB18EBACDFA3B46F16 --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2672

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2296

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
226143cf7d5296b21a36a6887c6006c8

SHA1
57bf943533e39a28f07c5d67cc4b7cb6ae96aae9

SHA256
e72aa77c9d2137f82bcba4b337978c62c20e3e09476507a2ce6211ab6817db40

SHA512
b36e6aa7b913d5cea4a5258d1861c7a9f5b09e9906c041fcf068bd759551a85332ba0d883a1e0262bd3c5661e4eda81756998585855fc983f9df0b1f30de4fd1

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/2008-28-0x000000000BB60000-0x000000000BB81000-memory.dmp

Filesize
132KB

Download