58610bda9151c844751ad551e3c5747ad199cd8f90680f22a496e858a2f70791

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
28-01-2024 07:46

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

7c8d5914343dd991301304ca8afb9387.pdf
Size

89KB
MD5

7c8d5914343dd991301304ca8afb9387
SHA1

8939ed744c41289eb61741304baaffc62cc0db0a
SHA256

58610bda9151c844751ad551e3c5747ad199cd8f90680f22a496e858a2f70791
SHA512

0a2d31de039863a04eadf65a84a886fe0454e8816d2d637ead67544ea95bd87b7a8c76ff7b4fd0ff36cc6cce55e314b9dfafe0a7f3b29396eb86f3fca9edbb09
SSDEEP

1536:4QQvm9MUCAt+CdnLIiN+AMlORXhELxXeF3mqmbOpWoN00qXdAZWbpONtzgrs:C+aHc+Cd6ORXh0uFWquGN3qXdAbNVZ

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
772	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe
772	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 772 wrote to memory of 5356	772	AcroRd32.exe	93
PID 772 wrote to memory of 5356	772	AcroRd32.exe	93
PID 772 wrote to memory of 5356	772	AcroRd32.exe	93
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 1824	5356	RdrCEF.exe	94
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	RdrCEF.exe	95
PID 5356 wrote to memory of 984	5356	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\7c8d5914343dd991301304ca8afb9387.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:772
- 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:5356
- - 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=417BDD3D092B6D55A130C8280388C1AA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1824
- - 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=734F5653E4778697DACA7204C77CC341 --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=734F5653E4778697DACA7204C77CC341 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:984
- - 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=CD410BF9A60F9DC5B762527B06541D5E --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5520
- - 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=66CE76708306CB779E14FFFAEB4D4DFD --mojo-platform-channel-handle=2388 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4932
- - 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=265EA71296785A3E5D1440AAD5575D56 --mojo-platform-channel-handle=2212 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3016
- - 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=CF4AE2A0A8E76A2E036AEC2999EC0A06 --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=CF4AE2A0A8E76A2E036AEC2999EC0A06 --renderer-client-id=7 --mojo-platform-channel-handle=2152 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5824

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:6048

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
95451d41d70d6a4a21b548111b0ed9ce

SHA1
9b4c12114287cd5dc16a2e2d2303269b25a69120

SHA256
4cee341b7c233d04a54a022cf7c8d4346e64cf87539b31b35d818f0c9b8b3381

SHA512
4f26508fd9d194f22a8a177321b381b63a38bfb6e0ba8df987ed6efad417489a4023386c5ec4a8e4da8005ce85c98930c3f6f4f6d87545ea60affded19bb9b42

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