2fec2fbdc599bdab711125a9d136ab75bd03671ab4eaadd8d550505177fe662c

Analysis

max time kernel
141s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 15:30

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General

Target

977eee20833e53959de02edc6f28ae44.pdf
Size

82KB
MD5

977eee20833e53959de02edc6f28ae44
SHA1

81d20bd803f592a68bfbbb5ac004d46975cce323
SHA256

2fec2fbdc599bdab711125a9d136ab75bd03671ab4eaadd8d550505177fe662c
SHA512

f5d9bb14d9498d6e787c43063b6eb974afd4b55b2593d8022064fc2e890d37e7c52a8986b627c0edc1e4bb72d6e3a092c3a0824ca90d521b918b169693257b1d
SSDEEP

1536:nQfq1iSJKGF5urZDXeZU6e/gAg3H1o5t16naw52W9s/EGXacrPD08yWQpOCQDw:QYK65ude/eotan16BU/EGhPw8VCx

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1244	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe
1244	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1244 wrote to memory of 872	1244	AcroRd32.exe	85
PID 1244 wrote to memory of 872	1244	AcroRd32.exe	85
PID 1244 wrote to memory of 872	1244	AcroRd32.exe	85
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 3296	872	RdrCEF.exe	86
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87
PID 872 wrote to memory of 2160	872	RdrCEF.exe	87

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\977eee20833e53959de02edc6f28ae44.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:1244
- 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:872
- - 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=E1DDACD6BE6F756CB9DB5629282FE092 --mojo-platform-channel-handle=1628 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3296
- - 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=CA92BE030B2D486AD31E038AC63571CC --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=CA92BE030B2D486AD31E038AC63571CC --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2160
- - 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=CA279399B4023C8A921052BE01561219 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1324
- - 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=F9C630E841D5A7A23DA1092510E5D826 --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=F9C630E841D5A7A23DA1092510E5D826 --renderer-client-id=5 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3156
- - 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=DD56EE378B79A2C25D7EDB1C65C6FD50 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2908
- - 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=FBBB4403CF31A17E78B9ACA20B048003 --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4864

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1964

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
ff1fd72138b63c67669a218b65442de8

SHA1
1248b683d402d4a3f94eb049f7c5d3cb319725fb

SHA256
a437b62b7aa67e03838687b5b28632aec697de20f96ef8e8012b9f256d89eda3

SHA512
c3bfdd3e7f30acdc22c20cb9b9de5ff544135533e0bd0e41d738b779aa9cad7c7e17b486d0b3d19cfcc8554523951f748f2b7d3028653e42f33fc6aab04e56cc

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/1244-26-0x000000000AA50000-0x000000000AAA0000-memory.dmp

Filesize
320KB

Download