7a93e8d19ef36f53ae81a50ba7641ee4d249fff3baf7aad2bac55014aa9475e6

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 10:57

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General

Target

168fb3e364133196b5a064a61601d1ce.pdf
Size

36KB
MD5

168fb3e364133196b5a064a61601d1ce
SHA1

e3ac18b19a897ce2bd1cfadcc37047691713ba0a
SHA256

7a93e8d19ef36f53ae81a50ba7641ee4d249fff3baf7aad2bac55014aa9475e6
SHA512

06bf9230d056304094bf132dcb35cbbce2d29d53a07e5f184e316dd19d6cb2db3c91bc3295fde2f5523215ad67c16790415be58425d9f6586eb2d02b2b505da7
SSDEEP

768:5hDCQTIzPlfKqRo5c0BDdSdjiPGb0Yt85rXvXalxfxygt+QWzGSBppwx4pl:DOQA83c0uUPi0/Ojt6yYjpl

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
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4224	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe
4224	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4224 wrote to memory of 4908	4224	AcroRd32.exe	93
PID 4224 wrote to memory of 4908	4224	AcroRd32.exe	93
PID 4224 wrote to memory of 4908	4224	AcroRd32.exe	93
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 4324	4908	RdrCEF.exe	95
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	RdrCEF.exe	94
PID 4908 wrote to memory of 1992	4908	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\168fb3e364133196b5a064a61601d1ce.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:4224
- 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:4908
- - 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=A7EC8F82BE1E116DB1C3675B20EAFFBC --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=A7EC8F82BE1E116DB1C3675B20EAFFBC --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    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=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=DCE56E31AC2D8E4746AF3F41CD519340 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4324
- - 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=ABBCC6B6F7F4F31C3F8EDC960CF4A8A8 --mojo-platform-channel-handle=2152 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2032
- - 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=19DD2E94CE263499274553B45E38F933 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5036
- - 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=1A1EDD95AE84BAFBA14716BFBDE838E3 --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=1A1EDD95AE84BAFBA14716BFBDE838E3 --renderer-client-id=6 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4916
- - 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=F052BED2330DE5D5420B1D5CB025C2C7 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4784

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2208

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
2345abe4d6f1ea950b08967ba62a7409

SHA1
6f39537edaa5a6f0661c80bfc8f9bd66b298ea59

SHA256
51af6cc542711137d0050ea152e10fe2f90da847c75deff8923f61ce5e3f97f2

SHA512
f37e32ff3ef841492fe8c274bdc8f692b7c286c2d3cf01a7027aa9e73a40091b3635b02ce4508126a57532dba31901c15c2c847c96649830bdba66f33dcab664

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit