c28cf2b33204fc3517b144fead3af194ba572fe20da9b1884f4003092c1e29b7

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 04:55

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General

Target

06613953b04d0fcd56a7561365c44d3e.pdf
Size

86KB
MD5

06613953b04d0fcd56a7561365c44d3e
SHA1

c7d644eb967db775dffa2943a7ef2de75d88f83d
SHA256

c28cf2b33204fc3517b144fead3af194ba572fe20da9b1884f4003092c1e29b7
SHA512

d92963437c60fbd1719d1570b375b779f9ceb1b4249b76d9863db5955766a05d87103451a95774ace41ae95002885f41939668ea24c718e4c0cc6da8170d1d77
SSDEEP

1536:i5gu4BeTk4MBW9aZGZRYl993z6dlWOpOaZn2yEWteM8gkgeEXL03v:9CTIBWRjYlX3+eaZ2yJ+gzb0/

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
460	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe
460	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 460 wrote to memory of 3444	460	AcroRd32.exe	93
PID 460 wrote to memory of 3444	460	AcroRd32.exe	93
PID 460 wrote to memory of 3444	460	AcroRd32.exe	93
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 4460	3444	RdrCEF.exe	94
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	RdrCEF.exe	95
PID 3444 wrote to memory of 3192	3444	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\06613953b04d0fcd56a7561365c44d3e.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:460
- 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:3444
- - 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=C4A01A097FDD884BB18092FA2E3F38DE --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4460
- - 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=C11109AA88779C7806310F3DAA23C587 --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=C11109AA88779C7806310F3DAA23C587 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3192
- - 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=A443A069EA6E6D7EF9BFC5B7DD4FD854 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:716
- - 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=94EEA84A60E2F3914483981817A6CE10 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3656
- - 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=35A51776BF5D33FDAB601B5560D0EE1B --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=35A51776BF5D33FDAB601B5560D0EE1B --renderer-client-id=6 --mojo-platform-channel-handle=2472 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:628
- - 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=BFD1CA316C828F6C8D4DFB35E337068E --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3020

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4028

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
a184da59c8f27d2103ad584c773adbf4

SHA1
079d84e880e7dc4dc9606d920bd1575679a0a21e

SHA256
560592e05cc18dadc8660275f263d965c43d7a7957650bc8eb87a5bf161db50b

SHA512
85649854842bea9e7880ca9ffc6a5991e9a66990abf977d81baf353e9dedc75a6a864e37e7a0475c353d80ebee5a7e98b188f88fcbf343c521a2ee713a77ed5e

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