b0a83c55530fee41445909bc0edea09f95a711700d850664efe5bf0adcf4e3df

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 03:02

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General

Target

2595868d2acf603f754c68f1333b4884.pdf
Size

12KB
MD5

2595868d2acf603f754c68f1333b4884
SHA1

f283c5937a9a2a683cc45bc89ded3a8629e925fe
SHA256

b0a83c55530fee41445909bc0edea09f95a711700d850664efe5bf0adcf4e3df
SHA512

473f75fd4b52cd1e3cb200f88e9fc824ccfdb316a95c8087c54dc6b1777bab4ef0da4269ece4d987499e1714bda96ed7a340d1b00f4769e9bfd791df343dff52
SSDEEP

384:DLEMys5cP0O0UErx7olNPslxHK9Avh5CsIqy83RPFOF++:DgQIEYJ5

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1196	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe
1196	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1196 wrote to memory of 1640	1196	AcroRd32.exe	90
PID 1196 wrote to memory of 1640	1196	AcroRd32.exe	90
PID 1196 wrote to memory of 1640	1196	AcroRd32.exe	90
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 636	1640	RdrCEF.exe	91
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92
PID 1640 wrote to memory of 4536	1640	RdrCEF.exe	92

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\2595868d2acf603f754c68f1333b4884.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:1196
- 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:1640
- - 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=DECCB872388F162B5D7C5090FAAD7BEC --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:636
- - 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=BE2608FF5BF4785061320169F766E519 --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=BE2608FF5BF4785061320169F766E519 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4536
- - 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=63C4AE57346B622C7DBFFA84DC144BB4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1092
- - 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=AFA7275DBC10CACAFE26931542425F48 --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1712
- - 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=3C5BD7AB6E058C12E170F3E89BD8833E --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=3C5BD7AB6E058C12E170F3E89BD8833E --renderer-client-id=6 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3048
- - 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=D73E4F422F24BAEEF04741B96E4AE8E3 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1820

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3680

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
633849555b516428d3901c3e3617321f

SHA1
260e15b02e308b268a03fa1586d5421451bc5cd5

SHA256
25e12cb289f470d1a97a5c51ad1286c1f2f4850398a6f3d70fb5a46753364970

SHA512
82f0d14ff59f44204cd0c9e7ef91da3937e6fc8741ece5bd17212debd07ebf105262f532a38ffc153e7990c99d8ccb3d599d219bd3badc01cd21f66839a85c32

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