97fa499d312ac52db7fd9f8e313c40eacdbf632adc2c3b22b53655b057b18e82

Analysis

max time kernel
141s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 22:02

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General

Target

b01df73a1d6d95260c91d719baa17deb.pdf
Size

77KB
MD5

b01df73a1d6d95260c91d719baa17deb
SHA1

4a12543853cde2fb956c63787b7663b02f383588
SHA256

97fa499d312ac52db7fd9f8e313c40eacdbf632adc2c3b22b53655b057b18e82
SHA512

b9360d15bfb090211f2aeadf0cc7e610e9cd2188185381928d2880ebc34913cf6aa613d33ad38d795c9bba3c5ee8f66f6fb1f7dbf18bafa1b3876f9fb1e3ce08
SSDEEP

1536:DcK5AQp6hGvWdG1Ki9Av1pnqprpR9gWHpOv9iFqW1AWaCi5nIk:4KuQp66WTsA9pnqprLav9i31fkH

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2200	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe
2200	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 628	2200	AcroRd32.exe	93
PID 2200 wrote to memory of 628	2200	AcroRd32.exe	93
PID 2200 wrote to memory of 628	2200	AcroRd32.exe	93
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 4968	628	RdrCEF.exe	94
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	RdrCEF.exe	95
PID 628 wrote to memory of 3884	628	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\b01df73a1d6d95260c91d719baa17deb.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:2200
- 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:628
- - 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=69CF32BC682DF5610CAB954FA423C832 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4968
- - 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=0832FAA3294EE12A9D71913684C266AA --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=0832FAA3294EE12A9D71913684C266AA --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3884
- - 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=D08A3DE72E2F08020B23C4DC92B0F2C1 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4368
- - 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=E57CCF81050871CDE8B3A84C2D36F70C --mojo-platform-channel-handle=1864 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:740
- - 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=E657514BE0A1BF00C6461EBBB8FBD281 --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=E657514BE0A1BF00C6461EBBB8FBD281 --renderer-client-id=6 --mojo-platform-channel-handle=1868 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2392
- - 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=2E2DF2979BA0D6941975CBF220ED4FCC --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3288

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2088

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
b0cf010af75acf00d4f7156f5ce8fff7

SHA1
332ab58eee5f8bce0f803cc9273dc625c89638fc

SHA256
cf7a4386c0c34ba83ae65ed66ebfc055297b41f41e91632cceb24c7f7b35e301

SHA512
b3cb36c3f1923ae29facd3d4863f89582ae4d487e8152dae55dcc30bc6f053f807b68cdf128c24e6c421080b51eec823ae67df1723828becccf55d81d01622b9

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