62c26ae1b98e8366abca06611f2a392dfa343f3f150a677dbe0a0477eda20f10

Analysis

max time kernel
142s
max time network
153s
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, 11:13

Sharing

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General

Target

1156a02fb24b90695ed36ab3673a2539.pdf
Size

105KB
MD5

1156a02fb24b90695ed36ab3673a2539
SHA1

3760c24208e06b2404546d586c618d6fef354c91
SHA256

62c26ae1b98e8366abca06611f2a392dfa343f3f150a677dbe0a0477eda20f10
SHA512

470019983880abff7f4da5a8a973ae891f63f5c633e28075d4c9da93ea2a7841eb6100d143b3cfaf757321a338856d3a697ce3fc3c7648bb318db2004adea0f1
SSDEEP

3072:UyGxzykta1ns5YTVfQkqORu0Yt1itxgIcz/PNHmm:Uy2IEYSvORu9tongLz

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
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2620	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2620 wrote to memory of 436	2620	AcroRd32.exe	91
PID 2620 wrote to memory of 436	2620	AcroRd32.exe	91
PID 2620 wrote to memory of 436	2620	AcroRd32.exe	91
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 960	436	RdrCEF.exe	92
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93
PID 436 wrote to memory of 4832	436	RdrCEF.exe	93

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\1156a02fb24b90695ed36ab3673a2539.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:2620
- 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:436
- - 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=C86B35D614E17E9EA7D5775F57050307 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:960
- - 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=3796FDD8EE526A33F3744C484F1F8505 --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=3796FDD8EE526A33F3744C484F1F8505 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4832
- - 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=BF8138C83553EF50689967580E5FE068 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1344
- - 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=A0A15254A749B3605736B0C2EF41C00D --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=A0A15254A749B3605736B0C2EF41C00D --renderer-client-id=5 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1800
- - 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=27B0E1576FF00D36F7AF716EF0A25459 --mojo-platform-channel-handle=1888 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2420
- - 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=E5A8B6C78B2A76DB305AD7B7838808D3 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4224

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4192

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
cea1d69041a841b478c292bc9be6d36f

SHA1
ee40b6f09fe19d011a9e29b8c70679acf0130e2b

SHA256
51c340ab17603602d113fec90a5bc249e7c28c7089df609255e3b54bfac402c7

SHA512
7996a8892750e2974ea63c95165da90532f3f3b40b88a2c06d6fb62eef9d7148fa31763c8c29ec7abfb3074c3f0d311050db6dd94c50627ca451e7a76685dc0d

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