1a452a8e148a01355a87e735b21b94f04fe646fcf40e52b16cdc5e6bca12cfba

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2024, 14:00

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

d649c87292881abdf3de4c4a8437c0ed.pdf
Size

46KB
MD5

d649c87292881abdf3de4c4a8437c0ed
SHA1

ba125b1232b644c687c0fa802fecf33d0c40f29e
SHA256

1a452a8e148a01355a87e735b21b94f04fe646fcf40e52b16cdc5e6bca12cfba
SHA512

1711b00a9bd0e403b93419b375c86913700f1b36f07a0449d5cfbe0ca4b44d3cfe3f5a5732343c37d0bd65db67b9da59600ed677fc658beb45ebeb245c557b0a
SSDEEP

768:f5Ctcim1g5XP5gyKyq7hzmna+J1tsPTiNZsu/CHBYaYLRlkUqUWWgfYZrWpJcNE:f5hpePPKD7hzL+JaiN+u/CHBfELkRUWb

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4596	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe
4596	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4596 wrote to memory of 8	4596	AcroRd32.exe	94
PID 4596 wrote to memory of 8	4596	AcroRd32.exe	94
PID 4596 wrote to memory of 8	4596	AcroRd32.exe	94
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1508	8	RdrCEF.exe	95
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	RdrCEF.exe	96
PID 8 wrote to memory of 1220	8	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\d649c87292881abdf3de4c4a8437c0ed.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:4596
- 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:8
- - 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=9D64A76AB64605FD95A721D4EF197C35 --mojo-platform-channel-handle=1740 --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=04578AE361AF5580ED7333470E96124A --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=04578AE361AF5580ED7333470E96124A --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1220
- - 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=9117E0DA90AE777117021D0FD63AEDBE --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2612
- - 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=8B37657A5EF7A12C647C9C9C1BE39900 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2660
- - 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=4821AFD745EF646BD92E4107D7A4BE2A --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=4821AFD745EF646BD92E4107D7A4BE2A --renderer-client-id=6 --mojo-platform-channel-handle=2192 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2588
- - 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=D1455643B3BE4502E35EE1EAC6C7FF0B --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2416

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2984

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
8c2ec81ab334f5a80b6a765b9f71fcb7

SHA1
8a0d1b7698832c66b5854b16a85b4c43eb922103

SHA256
9d9d421f1f3413cd728e9fbe93e92110c54a5b251d3a590ed2ca4a0095ddb986

SHA512
7be1fbf0173ebfd18bd5e9cbb5b2acbd22c1ecd059c6e2fef58486b6fa7126d2748cbbbed6928dbeb54849cf88104779c06cf1771423aefafc18ef4a9227af60

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