48b2a2be8d6a0020ce30ad4694a161cfdc812e774703a711f2c1122dc2a50333

Analysis

max time kernel
102s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
21/07/2024, 13:22

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General

Target

cb3ab680790651ed9922ec7cee07e9d0N.pdf
Size

86KB
MD5

cb3ab680790651ed9922ec7cee07e9d0
SHA1

410875408af3f351d479e0845ae3ed9fd8cab940
SHA256

48b2a2be8d6a0020ce30ad4694a161cfdc812e774703a711f2c1122dc2a50333
SHA512

72019173d94486efd7d4e5932146e9a1ceee1ef26f6283a474e151711b5f7bec157971803078c86fcab279c17d0a0678ecf3b64f2822eb9467d9666bdcaff1c1
SSDEEP

1536:/5e0JcqcJjSQ4KfRh8nSm7rmTyQF5cBrh3UyIBQMl139jAVuaWxzvGSEYXkKn:heOcJGORh8SrTyQFirRGp98VZYEckKn

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-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4128	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4128 wrote to memory of 628	4128	AcroRd32.exe	91
PID 4128 wrote to memory of 628	4128	AcroRd32.exe	91
PID 4128 wrote to memory of 628	4128	AcroRd32.exe	91
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 4992	628	RdrCEF.exe	92
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93
PID 628 wrote to memory of 2468	628	RdrCEF.exe	93

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\cb3ab680790651ed9922ec7cee07e9d0N.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:4128
- 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=9F2C981DD47786DBAD38076DD84DCA6F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4992
- - 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=F217C87AFB59ED194C135CEACCC9296D --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=F217C87AFB59ED194C135CEACCC9296D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2468
- - 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=BED36BB1597D69C2C1814EEAD9283D7C --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:764
- - 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=E92ADE38F1BE276966A646DC04718AB4 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3816
- - 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=72AA1EC7760BFAA957B187DD47251D58 --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=72AA1EC7760BFAA957B187DD47251D58 --renderer-client-id=6 --mojo-platform-channel-handle=2532 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3972
- - 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=757B3B1276EEE32191209C52326C9682 --mojo-platform-channel-handle=2760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3836

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2504

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
ba9efe950a71a84138467b2983be75af

SHA1
1957f872cffcb794de5fb1affa00367538bb7d02

SHA256
69489e67fce5c0c71a6226d5b6999e5358e15d64b9a85eec788e0d127b2c927d

SHA512
57177584d4638ea61bf5fbd01ff9976b2a01caebdc1cca253128fea171cfec1fddbf4085ec656704864184b206f7c737bf9033478d7f8517caead0ee2091f093

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