73d746e80ac6e5a62b03ba88dfe5efd82eaca9f71613243a4f6485621f2f0829

Analysis

max time kernel
141s
max time network
149s
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 12:54

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General

Target

29ce63c3c53e4b921a006a3cc60bab3f.pdf
Size

82KB
MD5

29ce63c3c53e4b921a006a3cc60bab3f
SHA1

5380d6eed7384cb3d85e25c97f6f43d7812bb73e
SHA256

73d746e80ac6e5a62b03ba88dfe5efd82eaca9f71613243a4f6485621f2f0829
SHA512

f701692cba7ab01fa03cc1ccf3cd54b6717e901d70e25ccff2047b16a6053497d56c300051d153bc50874cf98cc94abb547ef0ca572fd42c0b3a528334ca8283
SSDEEP

1536:4NA/hkAkJkRNsHOwc7PcMC4HldCCnIoLQWRrwb5RMcWQpOCighoObOg/QXGX4s9:ALJk0HOwi64Hl/IAJrwNRMbCi6F

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1996	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 3884	1996	AcroRd32.exe	95
PID 1996 wrote to memory of 3884	1996	AcroRd32.exe	95
PID 1996 wrote to memory of 3884	1996	AcroRd32.exe	95
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 3668	3884	RdrCEF.exe	96
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97
PID 3884 wrote to memory of 4784	3884	RdrCEF.exe	97

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\29ce63c3c53e4b921a006a3cc60bab3f.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:1996
- 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:3884
- - 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=F8F556F2ECD2963455DCE528859074C6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3668
- - 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=5E7B2277A4EDB359446D7A3EBF92AF90 --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=5E7B2277A4EDB359446D7A3EBF92AF90 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4784
- - 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=DC7AD472078BF860D1699171332C3CA6 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=E4AFF3737885023771031CA1FDE9D5E9 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4608
- - 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=9BAF4B4ACDDD8F609ED0546D834468C0 --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=9BAF4B4ACDDD8F609ED0546D834468C0 --renderer-client-id=6 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4424
- - 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=A0C4EEE6A4AC6B49854DF8FCA6470438 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4288

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
48817cbcc9a9103bcedc59c410ed32f3

SHA1
3abdaa563d9a9591c394f743ede1bb9038fcd421

SHA256
4f3b8452c73bcd202b8d338289f15a462a2bb95c7bc3a55818859edc3213ea26

SHA512
65bf568a9c79ee4db915123f15d77449e8bf3e64262ab026d49195cb0bf7c7c47e89f8658050a7877a3a74c1ac6b82527c80ff0b28c83a2860723f65180dc783

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