10b475ba8f8bdb9da827bc0161d12c4c52392da45a5fa1c19170e3272eb60958

Analysis

max time kernel
143s
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 11:29

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General

Target

147304f4ffe49fea9ed0a0c9719efca8.pdf
Size

71KB
MD5

147304f4ffe49fea9ed0a0c9719efca8
SHA1

d80c2316055fce9dfd8491c1357c81716167de27
SHA256

10b475ba8f8bdb9da827bc0161d12c4c52392da45a5fa1c19170e3272eb60958
SHA512

9b2f81cfbe9cebffcfaaf270c7e6ec36152c8c1ff87fe7a24fd1f091d51f805e1aec46aed484eedcae17c58e74ecf3a6d66342e513af2a51f3f993e306f242e4
SSDEEP

1536:4svxCO/P7GYJZAXPdCDcX1vXYWs7CGfyScnKARqW8pO7NlD:VxPPvAXQDc1v87CGfynnKA/7f

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4848	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe
4848	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4848 wrote to memory of 4960	4848	AcroRd32.exe	92
PID 4848 wrote to memory of 4960	4848	AcroRd32.exe	92
PID 4848 wrote to memory of 4960	4848	AcroRd32.exe	92
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 1752	4960	RdrCEF.exe	93
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94
PID 4960 wrote to memory of 3840	4960	RdrCEF.exe	94

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\147304f4ffe49fea9ed0a0c9719efca8.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:4848
- 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:4960
- - 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=0E36A20D9747F3425EBDDBE06CEB1357 --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=0E36A20D9747F3425EBDDBE06CEB1357 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1752
- - 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=7710E210C24F2F46509EC31AF998413F --mojo-platform-channel-handle=1840 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3840
- - 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=04256E490EA1CA50AE40EE149B5DFF4F --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1028
- - 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=239C6F2D02E2B62D6C11E31CA3CC323D --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=239C6F2D02E2B62D6C11E31CA3CC323D --renderer-client-id=5 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3692
- - 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=5BDB05FF59C386B723A0B6991E84B530 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5048
- - 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=8872C689926D32F64C3E94FD8BF7752A --mojo-platform-channel-handle=2800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1436

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
b179a91371a1cb9d7073049b2862e143

SHA1
02d78cbd7a19adebfc25d2bc27eff6c61d50c58c

SHA256
45fa1bde080c52695acf05e615ae63d1635cfcf2832ac7cb3f405309ba08fc4e

SHA512
41b3fdf76196ca1caa19b5f0c76d7a51dca301658116db34c4af405398b0a5a250e09ad93c9d95bc9d0364eb558bd74eb86278af1ce8eef6179d7d57584ff7ee

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/4848-28-0x000000000A930000-0x000000000A951000-memory.dmp

Filesize
132KB

Download