919faaab9d5979ad0f80e06c95ff99efec152b0a58c638ce8a45140868665d23

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2024, 04:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b68112afd2ce393f51ec5fef29ed5ada.pdf
Size

74KB
MD5

b68112afd2ce393f51ec5fef29ed5ada
SHA1

2f88eb190b7c17f1391b6f50b8c7b3bd5590f835
SHA256

919faaab9d5979ad0f80e06c95ff99efec152b0a58c638ce8a45140868665d23
SHA512

8bec8cb4f181d0c18e706fcc4b749c33805881c2fb09d3c6684fd33f37e7d82f0b07e99821be30421d74d490a1d2c51be4c11fb411f6aa51a32bd7c019a6325b
SSDEEP

1536:wzAaMOXJbga41U/RDy3SSPoAq/Wq4wY8+z0r4WfvoY8XblWQpOC13j:u3MOXCziRDPSPoAq/WPwY8+sHo3bsCV

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-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2924	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe
2924	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 1744	2924	AcroRd32.exe	91
PID 2924 wrote to memory of 1744	2924	AcroRd32.exe	91
PID 2924 wrote to memory of 1744	2924	AcroRd32.exe	91
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 2460	1744	RdrCEF.exe	92
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93
PID 1744 wrote to memory of 3116	1744	RdrCEF.exe	93

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\b68112afd2ce393f51ec5fef29ed5ada.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:2924
- 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:1744
- - 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=3178A98307A6F0A035913CDCE2367FA9 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2460
- - 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=28AF1D0B9945F88BA78153B917878DD5 --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=28AF1D0B9945F88BA78153B917878DD5 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3116
- - 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=4CF81C1E7967E3A4888DF89EB57BBAEB --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1724
- - 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=2840D58704D825E24E8A6AE69D8AA97E --mojo-platform-channel-handle=1876 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3100
- - 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=D96D6B2FEE96D522EF0372CAA43C14FB --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=31D48F9F9EFF69792BC7435B8B87BFFC --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=31D48F9F9EFF69792BC7435B8B87BFFC --renderer-client-id=7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2632

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4716

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
1a2d726c3d74b6c5ee49803d4a9ed7ed

SHA1
fcff8659658bd5888f17d591f4fc6b068ca144c6

SHA256
89f3d07671308187100daaf4290df686f5ed99925c060673594027c6815bbe94

SHA512
0dec9631d1baeab77f11f5d459132cec1aa5c948fdea2315672f6879d45b73177056edb989d8ff3cab3fcb104c74841d1a96ece9b9c15195b807038166935716

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