fd2c9a38b39646f25c94fc6645aae3efa711c7c738451feb718b2f1072940657

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
24/01/2024, 18:24

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General

Target

72bb52b7e55999caa063cd484bb8d464.pdf
Size

86KB
MD5

72bb52b7e55999caa063cd484bb8d464
SHA1

c0e5618c71e80c1b989c9fe1e4cb2f94cfa82daa
SHA256

fd2c9a38b39646f25c94fc6645aae3efa711c7c738451feb718b2f1072940657
SHA512

0e7a667171f0730790bec41dd024911d3629b3bf146aad631852d4c2d680204d4c710f84bb053c14ca3e67edfb4afa604f52394ac0a0acb00903eb72d227820d
SSDEEP

1536:fqTzx+V+jB2b8QsxInlDTtEOHDfw6opi3xTKtDOYbDNsWuCT/g1YWNhWRJWapOnf:yp+O5xIlDThHDfw65hOcYfOWuCrg10qf

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
452	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 452 wrote to memory of 4616	452	AcroRd32.exe	92
PID 452 wrote to memory of 4616	452	AcroRd32.exe	92
PID 452 wrote to memory of 4616	452	AcroRd32.exe	92
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 4208	4616	RdrCEF.exe	95
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3192	4616	RdrCEF.exe	96

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\72bb52b7e55999caa063cd484bb8d464.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:452
- 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:4616
- - 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=EE3DD20DB1451998DAAF5F8A57B02215 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4208
- - 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=F9D9BDA7FF25CD20C85C45A7F95F421E --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=F9D9BDA7FF25CD20C85C45A7F95F421E --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3192
- - 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=F836D79A4978CB2F7D7AB1E7DB8E7FC0 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:396
- - 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=C2987046018F406893BECC6DA007BE75 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2212
- - 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=B0015541E79E1511896E17E2DD1A69B0 --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=B0015541E79E1511896E17E2DD1A69B0 --renderer-client-id=6 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3764
- - 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=58F867DB52E29E78BEC5C9EBF7F15A4A --mojo-platform-channel-handle=2816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4436

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3936

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
59a927e906de2fc767ee90d6c38f7982

SHA1
915c7e1938d464830000cf28c562db5a5ac86060

SHA256
6447945b73944743bfdf097827a35cc956b2d98db4406b90b27d9000bf9b660d

SHA512
22863a11357254e192f534bd65c19e7e2a288e770be74be9185c4832e347e938b50e110d10553233c94a1c36c44bde9b0513a3eabbb69936dbb5ad8e13b7ba96

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