eeee2791195fec420add9b9f811b2b28728098a0a42317989b51fc3c2d816787

Analysis

max time kernel
149s
max time network
151s
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, 05:04

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General

Target

0f8108edfd3cd469e00e8557a73a0a32.pdf
Size

85KB
MD5

0f8108edfd3cd469e00e8557a73a0a32
SHA1

41470addb3af2ac6f6efb94c13eee4305efd1ef2
SHA256

eeee2791195fec420add9b9f811b2b28728098a0a42317989b51fc3c2d816787
SHA512

19a5d3ba0eb2c5b89f2dcec514f139bc3a5ef5ed8d78013933f530247749b46b189b10c84bf3a25076c57c64fe9cc4dcd1696a2ca0ee91498c738f78bfa8aa42
SSDEEP

1536:ySonBqPbkIuwdA6MpthHNcBxr5ZXb1sgQW0rCXgW8pOGTt8IWMfGkR6ft:PkBqfMthHORZuW0QGTt8cXu

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
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2064	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe
2064	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 840	2064	AcroRd32.exe	95
PID 2064 wrote to memory of 840	2064	AcroRd32.exe	95
PID 2064 wrote to memory of 840	2064	AcroRd32.exe	95
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 3540	840	RdrCEF.exe	96
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97
PID 840 wrote to memory of 2756	840	RdrCEF.exe	97

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\0f8108edfd3cd469e00e8557a73a0a32.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:2064
- 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:840
- - 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=F80F38058429BA3B200C6566B2AE1E7F --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=F80F38058429BA3B200C6566B2AE1E7F --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3540
- - 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=9D93C7243095990EEBC2A97C44E25D6D --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2756
- - 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=990BF34E310DA1F38C8421538F16AD4F --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4620
- - 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=6C7FBA3C654E5ADF3DA4924BBC322EB2 --mojo-platform-channel-handle=2124 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3988
- - 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=7E21D2F0FBAADA5EB48219BF41CEC3E1 --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=7E21D2F0FBAADA5EB48219BF41CEC3E1 --renderer-client-id=6 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:640
- - 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=A91DA400DEFA40AAF7FC51E0AF9318E0 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4900

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4276

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
69cd8865e84eec1f0e5f6d5ed8c575f6

SHA1
3fc78dae46b2eecff7bca4a851af261b9f2e5155

SHA256
92d6b84ea2c203084733701268697c67ac2e3273809bc56dd19ac4c1171d6eec

SHA512
a9c53c145d1839af66fd1d1752ca6ad9f42c26e3069db4d66b093a3682ff498396a60b77daee2c1a236aefc7880967c1241a03419b6e36d70510421a7d010268

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