0d20f077914431e336fcadc509264e625acf505806066be40e280c7f1d26e234

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2024 14:35

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

58f5354f696d05afffa86a405d8ead97.pdf
Size

85KB
MD5

58f5354f696d05afffa86a405d8ead97
SHA1

7416fbf5adf2bed06787993e57e025089ebd80cb
SHA256

0d20f077914431e336fcadc509264e625acf505806066be40e280c7f1d26e234
SHA512

a20179f5943e8f818b262dafd21d892714aae06f231e33de2fcb55f939ae071cbe8c448a10c90289255c1a4b03b34638bef9475a93720618837d23d888d3ced3
SSDEEP

1536:BUZPS85tm1Fn2rduLcE+64A18ZdD5FyIUodWkNpOPaWfrK86Z0oD6Fk:m8ASnyu4I4AW7FyIhGPNu86Z0sd

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3512	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe
3512	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3512 wrote to memory of 1012	3512	AcroRd32.exe	92
PID 3512 wrote to memory of 1012	3512	AcroRd32.exe	92
PID 3512 wrote to memory of 1012	3512	AcroRd32.exe	92
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 1632	1012	RdrCEF.exe	96
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97
PID 1012 wrote to memory of 4292	1012	RdrCEF.exe	97

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\58f5354f696d05afffa86a405d8ead97.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:3512
- 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:1012
- - 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=670A06E60D6234DA18FD6AD3BF467C2B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1632
- - 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=CFAA6FBD6BE62477D5C1730BFF23A43D --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=CFAA6FBD6BE62477D5C1730BFF23A43D --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4292
- - 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=56334A20DDBDAE45A28EFA18D9E8B03B --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=56334A20DDBDAE45A28EFA18D9E8B03B --renderer-client-id=4 --mojo-platform-channel-handle=2024 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:436
- - 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=AC7B50B729453314313ABD4D92356DC0 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4480
- - 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=681E8548AD73877C770C7D39CA7CA3F6 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4300
- - 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=83793F200D1E45F6117A62905C06DC4C --mojo-platform-channel-handle=1848 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4972

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1228

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
8af0eeff85e4a307ce22cb8fe549bbfa

SHA1
ac9d77390c3294c74d6ac6d8be21aef072e0225f

SHA256
c20fdd0f32f2d69bb8bc1e9c7bfb792adb35812e59ad80f9fcefd11c330d50b0

SHA512
097296da78c6193eaae2031988398f48ec4ccd94617bdebeba4ae20ef69ca61ae4f66a859a2f3d45ff66279d9df4da5190bbb06a244c69534fc48a30d05b9ad0

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/3512-26-0x000000000B890000-0x000000000B8E0000-memory.dmp

Filesize
320KB

Download