3e149b65eaa840fb1af5ea79d968a48cbc99cac28ed0aec2cf085e0ed303f76e

Analysis

max time kernel
103s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22-07-2024 23:01

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General

Target

259e0b78d85dd519136ec5668e9798c0N.pdf
Size

829KB
MD5

259e0b78d85dd519136ec5668e9798c0
SHA1

8715505ef1194b191ed3b623470a41a20962ec52
SHA256

3e149b65eaa840fb1af5ea79d968a48cbc99cac28ed0aec2cf085e0ed303f76e
SHA512

cabb3e5e197d4594bde1fe9a31a3b1a4b1211e39effb1a3ac87a56b46fcd1ac1f9916a22e1fd7c7061e155f0b383401e0a392a5b2ac10f70f6470d4268190060
SSDEEP

24576:Z8kYrLpIjBEPKOpeQe/ATZD3Hj1d/kkAwxpEY:FjhyeQe/WZTH3fAAz

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-1-5-21-1705699165-553239100-4129523827-1000\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 6 IoCs

pid	Process
2008	AcroRd32.exe
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 4012	2008	AcroRd32.exe	91
PID 2008 wrote to memory of 4012	2008	AcroRd32.exe	91
PID 2008 wrote to memory of 4012	2008	AcroRd32.exe	91
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 3772	4012	RdrCEF.exe	92
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	RdrCEF.exe	93
PID 4012 wrote to memory of 5004	4012	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\259e0b78d85dd519136ec5668e9798c0N.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:4012
- - 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=A046B7A5D54E4C8BBCD9C46C335667E9 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3772
- - 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=4AB4A232597820A7A4DC42FD2BDC6DF6 --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=4AB4A232597820A7A4DC42FD2BDC6DF6 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5004
- - 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=87FCF56F9A488C324309B9F92B8414B3 --mojo-platform-channel-handle=2316 --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=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=1F45B759D891081DC897C6AE2F0745A9 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:224
- - 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=0753A01DED92FA88FB51DF64DD376E14 --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=0753A01DED92FA88FB51DF64DD376E14 --renderer-client-id=6 --mojo-platform-channel-handle=2532 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1456
- - 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=B8E0D4A7CC001F42F7096727D23711B5 --mojo-platform-channel-handle=2808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3940

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2408

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
44c99321a3d7b0802390736c3827cac4

SHA1
53a11cf9c91825c879c7e938bb695fc573542828

SHA256
a491410a47d894f10c82579020be8b0a9571a489f337c76786ff17cd62e48fa8

SHA512
68871a969cbd4ab32b6067188d8cdb3a0df86504f08a54d7ba1831c27e9035cd500a02513922888722eafaae22f5f29728b18f1ecd467a469e4382bdae93b0e4

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