60a46ba7a6247e4c5c8c2ba6cfc5fcb905424a3070975b81b889d881705ed589

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2023 16:35

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General

Target

f3d055e2f20349c90d0ba2c48c644a43.pdf
Size

34KB
MD5

f3d055e2f20349c90d0ba2c48c644a43
SHA1

9ec50361ca59f2e46c1c829bbc0fb3486d16d04d
SHA256

60a46ba7a6247e4c5c8c2ba6cfc5fcb905424a3070975b81b889d881705ed589
SHA512

8166387a3c4098856d01c1872ff0d089df885baff2000f587475ca9532a2fb022ee87fd55932a69c1c4a6ef496ae8148fc95eb6097eb6a3f2bb73cd39983d5b4
SSDEEP

768:sL7miZnZTGdvEnp8v2lglKYP8ONkScpjisOUiEi6eqqOR/43FbR:0xn38v2ylLP1L++sOytqORgF

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3976	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe
3976	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3976 wrote to memory of 396	3976	AcroRd32.exe	94
PID 3976 wrote to memory of 396	3976	AcroRd32.exe	94
PID 3976 wrote to memory of 396	3976	AcroRd32.exe	94
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 1060	396	RdrCEF.exe	95
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96
PID 396 wrote to memory of 4032	396	RdrCEF.exe	96

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\f3d055e2f20349c90d0ba2c48c644a43.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:3976
- 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:396
- - 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=C9A1454F3D97A3826B3EB15A3B06B5E9 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1060
- - 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=53FCF407393F952E2528EE16F904FB9D --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=53FCF407393F952E2528EE16F904FB9D --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4032
- - 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=AFF5726E87F72F2D8241F07C15AA8BF0 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1508
- - 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=C62E0F372C8D93F23905EC1D5DCB4180 --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=C62E0F372C8D93F23905EC1D5DCB4180 --renderer-client-id=5 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:852
- - 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=6BDEF255BE27ABB49DCA5F968DFA8A57 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4844
- - 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=C0C7A22EA8C22D3ABD3AC33AB336D113 --mojo-platform-channel-handle=2032 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4316

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
1e27f6463e22c315201565d4df4bae93

SHA1
77058348b3d3b45a8b177941c37e1f0fd61961f3

SHA256
81e2e78df80bb30a4bc87a49b8540dd66ed03c5d18d65bb5702e3ea1cae3b386

SHA512
686dab5b5b4c3d40fb5bbcf32a2eff7f53266e9e826229f2894bebea12d9e5434ea3b0f423f33637dcf69655a55967408ae2b1c8404858394dd020526b0fa778

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