66fddc9dd63760f9bc332fc602b128a60adb66d4fcc8c9be5920bf824de99824

Analysis

max time kernel
149s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 19:28

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General

Target

01bb02853bec7a5e6063def198b76158.pdf
Size

32KB
MD5

01bb02853bec7a5e6063def198b76158
SHA1

6aaa47e78fb696a03ee32cf342a44848222c1216
SHA256

66fddc9dd63760f9bc332fc602b128a60adb66d4fcc8c9be5920bf824de99824
SHA512

7cba5189f8de57af9b722f941fb0a1f8f9b69273bac06cc04871efc3f3f2231269e3c6c3d1916d09b597f6b0c0626dfa2d430a18fd86e8c6e2938d72c03d40f6
SSDEEP

768:/h+NCl4rbP3JKA9twtYxEsHiHhCZ/4uk/Ew:ANN3P3JLityEJHhCZhk/Ew

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4712	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe
4712	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4712 wrote to memory of 1448	4712	AcroRd32.exe	98
PID 4712 wrote to memory of 1448	4712	AcroRd32.exe	98
PID 4712 wrote to memory of 1448	4712	AcroRd32.exe	98
PID 4712 wrote to memory of 884	4712	AcroRd32.exe	101
PID 4712 wrote to memory of 884	4712	AcroRd32.exe	101
PID 4712 wrote to memory of 884	4712	AcroRd32.exe	101
PID 4712 wrote to memory of 1644	4712	AcroRd32.exe	103
PID 4712 wrote to memory of 1644	4712	AcroRd32.exe	103
PID 4712 wrote to memory of 1644	4712	AcroRd32.exe	103
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 3816	1644	RdrCEF.exe	106
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107
PID 1644 wrote to memory of 2008	1644	RdrCEF.exe	107

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\01bb02853bec7a5e6063def198b76158.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:4712
- 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⤵
  PID:1448
- 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⤵
  PID:884
- 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:1644
- - 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=224C65927AEF9C30EECB3E820979FF6D --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3816
- - 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=A695369D8D75EA98B0C3BB3F72AB81DB --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=A695369D8D75EA98B0C3BB3F72AB81DB --renderer-client-id=2 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:1
    3⤵
    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" --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=FC7A9C9D6F08C085AE4FA377A4C12774 --mojo-platform-channel-handle=1792 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1604
- - 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=A4885FFFA349E02DFB95AD0E50A2DCAD --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1800
- - 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=EFF22BD8F973E391C08F7888BAA5AD57 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4628
- - 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=9165391274053D16CED9A4371025393B --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=9165391274053D16CED9A4371025393B --renderer-client-id=8 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4544

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3480

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
b2db09be746edc51b456e7b56a9247fa

SHA1
ad21259f742d05a784178645981a36552dd32359

SHA256
2ea1d7869c89d006a8f4c225c0b7d805b2dc25ed726dd55127ae44c66d1eb7e2

SHA512
0c38747081a3884f89e6ecb0107d32473f504eb5612a25fd20fa181677c4b1ad0758738fe89dbc23bbe8d7e9fd943c6cf257b549b465207a79263d217073eb2a

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
memory/4712-158-0x000000000ACF0000-0x000000000AE3D000-memory.dmp

Filesize
1.3MB

Download
memory/4712-171-0x000000000A1E0000-0x000000000A20A000-memory.dmp

Filesize
168KB

Download