8fc1dcac7a394de7be14bbe49b72cfae265902f0ea2620e71d34d36960d2b1a8

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
13/01/2024, 09:15

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General

Target

588c6ae7af0b465b83f8e21d65439ebf.pdf
Size

141KB
MD5

588c6ae7af0b465b83f8e21d65439ebf
SHA1

cb8785d4ef82c6ec56d40260279acb9fbcaf64c2
SHA256

8fc1dcac7a394de7be14bbe49b72cfae265902f0ea2620e71d34d36960d2b1a8
SHA512

afdcd9752a9be527e0a50a1764eeb21739c59837568fbf38f251e5ec04da2873878287be996caf603ea387e80650a5dbbcaadf28f270e337959a344bd41f10a2
SSDEEP

3072:N1aV4NSfXYpKpRdBaDyGQo3BMe14t6FGxmjwRsgPF8d8o+2u:IQmcMeS60qa

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2068	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe
2068	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 396	2068	AcroRd32.exe	93
PID 2068 wrote to memory of 396	2068	AcroRd32.exe	93
PID 2068 wrote to memory of 396	2068	AcroRd32.exe	93
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1704	396	RdrCEF.exe	94
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	RdrCEF.exe	95
PID 396 wrote to memory of 1660	396	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\588c6ae7af0b465b83f8e21d65439ebf.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:2068
- 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=C344F94853566B2AC008474BAF9DD165 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1704
- - 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=5B42FB7E67AD650137D7868C75D22664 --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=5B42FB7E67AD650137D7868C75D22664 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1660
- - 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=C3EA69A4B16203360F1523E5DD3E58D6 --mojo-platform-channel-handle=2140 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3612
- - 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=69AC160C5A3ACCADC1D5446A55D418ED --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4764
- - 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=8ADBAB0B5FCC2A3A5A72E67AD9033D07 --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=8ADBAB0B5FCC2A3A5A72E67AD9033D07 --renderer-client-id=6 --mojo-platform-channel-handle=2204 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3748
- - 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=BDD257C5BF6AE6FC2A3D9DB6EDAD6BAC --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1128

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:740

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
9c5c1e4fb742e2583f146daa45e8f6ce

SHA1
73d9a8e0240351642a1f6f9c1e3d94c838987da5

SHA256
97abb241f8501630c07b13ebfeea261383630d8ad30550efc57ee3519b2e5fed

SHA512
647df82f0ea274226315b445a2ab5411457ea6e1f2dda1a28e3267ec8325887cb2261b1adf3bcaca0db1fb8a5c90048f10ad50daea73c76fcd09971f07a3faa3

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
memory/2068-26-0x000000000E310000-0x000000000E360000-memory.dmp

Filesize
320KB

Download