4a485510245d890dbb9d63dbfb05bafc22e0ca1948d85876888e268aa07c99ba

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/01/2024, 11:24

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

7492d6047f7ea75f60342863817c73ae.pdf
Size

85KB
MD5

7492d6047f7ea75f60342863817c73ae
SHA1

39fc2aa1662d94c1861c1561b427434df22c56eb
SHA256

4a485510245d890dbb9d63dbfb05bafc22e0ca1948d85876888e268aa07c99ba
SHA512

afb0450678eddee42085df9bb38928c47c3076b28b11642c890f0f8ba1df5e81efaf66ca12aaf6fbea8d69f59cd164f6ef35595071f3a8de95740bd5e08110ef
SSDEEP

1536:PY1anHRQ4KxTyINaK4KI5kTdbWirx8dSk2I2KSy0WXRWjjjDEWQ/J57AHSWUpO7H:ccHRfsyI74KekTdbWirx8dSk2IrR0W4b

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3612	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe
3612	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3612 wrote to memory of 968	3612	AcroRd32.exe	90
PID 3612 wrote to memory of 968	3612	AcroRd32.exe	90
PID 3612 wrote to memory of 968	3612	AcroRd32.exe	90
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 3836	968	RdrCEF.exe	93
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94
PID 968 wrote to memory of 888	968	RdrCEF.exe	94

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\7492d6047f7ea75f60342863817c73ae.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:3612
- 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:968
- - 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=B0DDEBC02D06F3C6B5BACF21CDFF53BE --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3836
- - 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=430518C09D55BF1D81E7430A5E7DA7FC --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=430518C09D55BF1D81E7430A5E7DA7FC --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:888
- - 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=6ACF0B6BA4E538AF643E1426572A4EC1 --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=6ACF0B6BA4E538AF643E1426572A4EC1 --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1948
- - 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=EB7E48662791C36E9761F5998A6396C7 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2620
- - 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=F9CA369BFF2707C4DDD825D3B728E7CB --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1172
- - 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=36821A49957C8B82F52A2F621FC9D428 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2520

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4000

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
8daf8cde91ca929a6e9ec2c764eb3596

SHA1
f46e24cf4bdd1d9da876e280b8aa1b429af7d995

SHA256
d8dd9c3662dca917d75754faf036ccc91128630026016d99e681fc66cbea6032

SHA512
4b3a7575af4a50a044720b70025f4fe72daae34a6b077e58b4397f2d40a1df8d6b42867ded5df13715278e95ff44065685e76889358aa7e54c159b2f1a419c89

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/3612-28-0x000000000BBE0000-0x000000000BC01000-memory.dmp

Filesize
132KB

Download