b01720dc446ddef1755853b9f3d7d1296449dc69ecf8771483a53d0b864b2daf

Analysis

max time kernel
143s
max time network
156s
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 10:36

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General

Target

095472102309c6b692ff187193c23f1d.pdf
Size

76KB
MD5

095472102309c6b692ff187193c23f1d
SHA1

2c96058b6d608fecf57d13fc955700754431dfc7
SHA256

b01720dc446ddef1755853b9f3d7d1296449dc69ecf8771483a53d0b864b2daf
SHA512

9a24f0d187be6d7c12974b0b75c8ed308c91a0f469e834412f9c738a6af809115349ba850f3e04a027de14b69d911049d3d13bb2ef6f467cf42be113100a9f10
SSDEEP

1536:OpH7bNr4d3rmxnsfNr29upqYTPXkPcKc1BrWQpOCoWRHNSOXS+D6tD:GHW1rmx9jYTP7KcDWCxpS+Y

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1208	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1208 wrote to memory of 2168	1208	AcroRd32.exe	92
PID 1208 wrote to memory of 2168	1208	AcroRd32.exe	92
PID 1208 wrote to memory of 2168	1208	AcroRd32.exe	92
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 1076	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	RdrCEF.exe	94
PID 2168 wrote to memory of 4244	2168	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\095472102309c6b692ff187193c23f1d.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:1208
- 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:2168
- - 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=C17115D04A97D6000D4005D8DC574EF1 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1076
- - 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=126321C655304EB7090E2B73AB45991E --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=126321C655304EB7090E2B73AB45991E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4244
- - 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=A9D1484224C2731BDB8A3FBC4F9FEC3E --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3244
- - 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=77548DE6FBD934AC75E42A28A5BFC0F0 --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=77548DE6FBD934AC75E42A28A5BFC0F0 --renderer-client-id=5 --mojo-platform-channel-handle=1972 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2968
- - 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=3785227450A36105D9838AD1A8B03F4F --mojo-platform-channel-handle=1976 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2148
- - 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=896F1C8DA1B2619C7C102F4F7D14B5E4 --mojo-platform-channel-handle=2836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1072

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
66c386889f56771f904972fc31739329

SHA1
163750880ff7e00ea896c8b88c8d867f20e800e1

SHA256
0f6a3a9679b0ed80d06d7884842b83c08ca13548646ae964652d3c95773d5989

SHA512
4525f920d6c426874ac5bd2bc4022dbd0ade1dbeadda6bc777a9b2e73db0e0009fff3945a1af8adc762f0f5ba0639914c2137f030a4236b509c59be0be4c7ffc

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