50869e25a69b2783ccc3e4139760b9c44f682f886467c67e822611f4ca092785

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2024 01:34

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General

Target

57a3ee0ffbef12b40ec702df8ed810f4.pdf
Size

237KB
MD5

57a3ee0ffbef12b40ec702df8ed810f4
SHA1

acc42dd1ab00ad306f8aa1d3d39cbe059e1b9658
SHA256

50869e25a69b2783ccc3e4139760b9c44f682f886467c67e822611f4ca092785
SHA512

b6c9e1f02d08d20aee5628111128e63aba7b222340919a7db619e139a4c306cd4321810db6b65723322c9e955975df2a19e0fd831caddc994c905b71aeebf69a
SSDEEP

6144:AVffyReNneWz+35Z/zD3ORhljUaqTuLuHOMQcTOx7pF8Yo88jTKc/wOMwydkxqYc:AFySneWq3ORhVkqLuuMQGS

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1220	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe
1220	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1220 wrote to memory of 3780	1220	AcroRd32.exe	92
PID 1220 wrote to memory of 3780	1220	AcroRd32.exe	92
PID 1220 wrote to memory of 3780	1220	AcroRd32.exe	92
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4680	3780	RdrCEF.exe	94
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	RdrCEF.exe	93
PID 3780 wrote to memory of 4944	3780	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\57a3ee0ffbef12b40ec702df8ed810f4.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:1220
- 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:3780
- - 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=F360920FCFF247267EB8ADB404620818 --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=F360920FCFF247267EB8ADB404620818 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4944
- - 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=1ADB5AD5531398F952B26A9428EE5D96 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4680
- - 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=3F5EDFC41CBCCDACC1899E70E450FB2B --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2700
- - 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=881E584C9EA498A21C527629BB41B20B --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3688
- - 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=F9A243A643E37FFC6F698A1EB221EE19 --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=F9A243A643E37FFC6F698A1EB221EE19 --renderer-client-id=6 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2628
- - 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=7BCE4AC9C960D70E82DC8838DBA0F667 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4472

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4080

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
6ba6a4ff501fe80984fcf4b6d7ceffa7

SHA1
eb84308b168ab99b2e7415a73e944fa066d04100

SHA256
a558d265d7ca09fc28d7248acbf67fac58e809aff913c927332fa79db7bd1823

SHA512
bab00b0b813ecd0c94b82f281c5ce308609a37a565687f0b8c3466df682c09941836c2203dad6f90b5c5f9dd4d7262e13f0fac60bcf5e4827680f9d7040ae49d

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/1220-127-0x000000000B6D0000-0x000000000B97B000-memory.dmp

Filesize
2.7MB

Download