9edd1278ef2549c9a0c3d1c4e9699d956b7a662841139167c3eaf6db4c7cb1f3

Analysis

max time kernel
141s
max time network
147s
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, 12:21

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General

Target

1fc9617cb26be562dbd30cff3bfca1fc.pdf
Size

73KB
MD5

1fc9617cb26be562dbd30cff3bfca1fc
SHA1

7eb37264788e6b49b657b5f354655c089ddf6142
SHA256

9edd1278ef2549c9a0c3d1c4e9699d956b7a662841139167c3eaf6db4c7cb1f3
SHA512

3a7fbfd9efe0229dc90ad757f130b086a2950f696f8dc4526fa75737f025ef0da984ebda906715eddbe2dd404c42af4de3e77d67fb0a970c567416feb9df5631
SSDEEP

1536:0BENCJth76IABxF+zLkMc5cYUdpx2ShMRW8p1ugiWVdWApO6eJ9z:JCJX76IsxFAk/5lupx2aM/p1ugNU6k

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5620	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe
5620	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5620 wrote to memory of 1316	5620	AcroRd32.exe	93
PID 5620 wrote to memory of 1316	5620	AcroRd32.exe	93
PID 5620 wrote to memory of 1316	5620	AcroRd32.exe	93
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 4668	1316	RdrCEF.exe	94
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	RdrCEF.exe	95
PID 1316 wrote to memory of 1144	1316	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\1fc9617cb26be562dbd30cff3bfca1fc.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:5620
- 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:1316
- - 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=4D3483B7B7743F1B8ECC3FD0DE3E57B3 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4668
- - 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=02E39BE69AC4AF3C572BD754523DE41E --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=02E39BE69AC4AF3C572BD754523DE41E --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1144
- - 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=353C51D96ED48AF098F7360F73409B15 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:516
- - 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=22D10F8C0F5915F7FE633A5D1E425FAE --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:228
- - 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=FC998664677E16B2FBC2E1873B8409EE --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=FC998664677E16B2FBC2E1873B8409EE --renderer-client-id=6 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3956
- - 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=084D76CD4A76FA0C1665478873B7A087 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1192

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1080

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
2cc004e886bde51161b3d692a95e1712

SHA1
73de6a264699af9338b560e9be5bea835ee71955

SHA256
a42e8672f472a52681be957d6a9f181761f0f8ec6b3f4041f9d25edbda33ef56

SHA512
9eced7449e4f3dbb7e5670ed393bed7f654fdbbae04bbdb9fc842ed07fbbe53aaef76410aa8b4822c2a2c2e640558a2ee2e2f249f92150bbd952431cac73490f

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