47a92201c091dfba506f0435c5ecca3993418625dc61c1bb029dcea633889d24

Analysis

max time kernel
148s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19-03-2024 05:55

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General

Target

47a92201c091dfba506f0435c5ecca3993418625dc61c1bb029dcea633889d24.pdf
Size

137KB
MD5

9e922d12c65d225cdcb5d7e5094b394e
SHA1

bb5ed5433e0d416c2c6697d6cf11ada603401090
SHA256

47a92201c091dfba506f0435c5ecca3993418625dc61c1bb029dcea633889d24
SHA512

7e37137c3685269356c99d97833bd58b7512c0f392158a6592c62fe1846d118b1b1e47563e9d9b88de39f70d91227b935faf9660bea4fee0aa85ec4d8a9d0cc6
SSDEEP

3072:ZhO8uLoo/EfSA6Y9cZBwV5XMQkUBWRteSqa1J0ptxJGMmCQsYvH:ZhDo/EB6Y9uBwbX5kUMffqaEWrDvH

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-1-5-21-2727153400-192325109-1870347593-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2376	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe
2376	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 1812	2376	AcroRd32.exe	92
PID 2376 wrote to memory of 1812	2376	AcroRd32.exe	92
PID 2376 wrote to memory of 1812	2376	AcroRd32.exe	92
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 3412	1812	RdrCEF.exe	93
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	RdrCEF.exe	94
PID 1812 wrote to memory of 5004	1812	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\47a92201c091dfba506f0435c5ecca3993418625dc61c1bb029dcea633889d24.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:2376
- 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:1812
- - 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=BF9BD6043DE5A2495DD4EA387159959C --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=BF9BD6043DE5A2495DD4EA387159959C --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3412
- - 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=0142CF87B683B222CFEA465A6ACE2D83 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5004
- - 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=8AD33621B48A4E284AF3255916D148DB --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=8AD33621B48A4E284AF3255916D148DB --renderer-client-id=4 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4756
- - 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=E53C8B9127EEB90D50979BB8A7C8A34C --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3148
- - 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=D716E3C7C298C6B98EB36E851D415974 --mojo-platform-channel-handle=2040 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5060
- - 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=05DF0BE00F64AEBA9016141012F69E11 --mojo-platform-channel-handle=2084 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4328

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3800

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
c75ce54c92e6f42b9168ce43d9a0f1a6

SHA1
a62ec3caa496488156f1d06751577f661b678279

SHA256
a102a75419f76d6c3f9c74a5cc6566710e38e69cc20cd94c213f7794f216ef76

SHA512
04d491ab174c0f4a1ab08adff3929314210d692603f13bd40fdb63a4edf805dd3085f88b2faba2de721731d557ca752a07d393587ab16005bb95c6b1a7683767

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