15066ba7461cb560029d69080bfe220b7c8793324bf9e18e5cc06ca58993e8c5

Analysis

max time kernel
143s
max time network
151s
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, 15:09

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General

Target

977530c28846fdd189e96d551859dcd3.pdf
Size

112KB
MD5

977530c28846fdd189e96d551859dcd3
SHA1

968c64d306b16267aa6c05955ec247160f7f5e9d
SHA256

15066ba7461cb560029d69080bfe220b7c8793324bf9e18e5cc06ca58993e8c5
SHA512

d15e0a4bd2ca57a1ee2062917b7ed529baf2ee7c8e54d34d884bdec03cbf522cbddfb2c046b8be092f0f62557a9b2a3138de10e23c88069ca654f2cf5317062c
SSDEEP

3072:PgxgOmSydfYeubSPWzChhTbT+KCzT1Vis+mOcoe02:IxgpSy1XWzCnZQ0ej

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4692	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe
4692	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4692 wrote to memory of 3948	4692	AcroRd32.exe	83
PID 4692 wrote to memory of 3948	4692	AcroRd32.exe	83
PID 4692 wrote to memory of 3948	4692	AcroRd32.exe	83
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 2292	3948	RdrCEF.exe	84
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85
PID 3948 wrote to memory of 4356	3948	RdrCEF.exe	85

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\977530c28846fdd189e96d551859dcd3.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:4692
- 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:3948
- - 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=D7E70E0566547BDA0B434CD3B47DBF9C --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2292
- - 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=DA51DD68787C6BDE142972CE1AC5B4CB --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=DA51DD68787C6BDE142972CE1AC5B4CB --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4356
- - 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=790D59BB3B2A07EE69544E3917B02918 --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=790D59BB3B2A07EE69544E3917B02918 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2884
- - 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=737162F498BAAAD168F21C1BE7F60BF7 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2772
- - 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=2689BEF6803BA5D9A267076416EB19B6 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4848
- - 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=F8028D555756AACE975A46F27CF507D7 --mojo-platform-channel-handle=1888 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2892

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4876

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
507df2840354e6cd0b8d90279ecf0038

SHA1
adf8fe42915c414733c64d4e1798f3b895c2beee

SHA256
54efff1f5abab6c3ea54587bdc55176d17a3c94814ac69a3a66e0bcd1efcde31

SHA512
fef5dd388a76a4535aa096ef4b6cf76875db8e824f89fa8503c67b81fd0b1dc366219f4055d81555a585e3faa24b034b907de309ab1f32bf52a01e1c6556ad90

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