02b1774cc6108a808880da457ee4fb95de3d647cbeb9e8980c82d5944cde02c8

Analysis

max time kernel
141s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 13:05

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General

Target

97a9db9e88db649c9b902db18b0948a6.pdf
Size

34KB
MD5

97a9db9e88db649c9b902db18b0948a6
SHA1

28c415680d3da50a3274cd95ae277d5b7e7be7b9
SHA256

02b1774cc6108a808880da457ee4fb95de3d647cbeb9e8980c82d5944cde02c8
SHA512

f82f09b272ca6ef3cef057423402d176a4cbeb8c18ef625138bcbabd5b376149d6a4d003d6ae8a3818646a289edb53a6bd0e8e95027dfdc02c5f383f154484cb
SSDEEP

768:nJKZvpnux0sqYAGv0IP0E/uLmrgKIGdxkQfPsB4LG:nwfu6/Gv0IPj8tGvkQn+4LG

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
872	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 872 wrote to memory of 1992	872	AcroRd32.exe	92
PID 872 wrote to memory of 1992	872	AcroRd32.exe	92
PID 872 wrote to memory of 1992	872	AcroRd32.exe	92
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 1184	1992	RdrCEF.exe	95
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	RdrCEF.exe	94
PID 1992 wrote to memory of 4516	1992	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\97a9db9e88db649c9b902db18b0948a6.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:872
- 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:1992
- - 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=52DD0628A3E21E814938E007CE1882EB --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=52DD0628A3E21E814938E007CE1882EB --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4516
- - 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=F2A6140CA36C28DCD932AD7FC8C32033 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1184
- - 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=E5F139E66C9422245B6509EBA9698884 --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4772
- - 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=07C32037B6D73A50FE787A10923A4928 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4896
- - 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=9C527D3C861F3D49752985E5CC24DFB9 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:264
- - 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=E50E1A06E1E00AC3391634A94F3C582C --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=E50E1A06E1E00AC3391634A94F3C582C --renderer-client-id=8 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:812

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2784

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
d32723cc03461a2f02a86ef0e58f840c

SHA1
c7e301e4943e40baa65e4210fe8b92b9a6a69861

SHA256
c141ef8713e27f51ddb7ac0dd60200c0b898bda0a5459419d04e6459485a1353

SHA512
8e19fea26bb7608980630ba46a9ec797089b73f7b40424175de913841b6f5e285e661fa2a5bfca4ad5e990cb54dc6e8ec71b86adbdc257243b6a3babf6b1d90c

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