d271d10f8ecc91556dc41f8b82bbb80ac4d05077c4b21d5fb52d61768edfca64

Analysis

max time kernel
148s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 05:26

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General

Target

07dfe453b3cb68a689b4a790ed72cfd6.pdf
Size

88KB
MD5

07dfe453b3cb68a689b4a790ed72cfd6
SHA1

35a0043f8d7a9f52eaea328c375b43d4cba20a7a
SHA256

d271d10f8ecc91556dc41f8b82bbb80ac4d05077c4b21d5fb52d61768edfca64
SHA512

644daa7a22bc6362e137307d3330065f66426e26421c29d03bcfb84d3ab4ef1ffbf83bc799d49a6fc2a95b28e9a019d718381d96ae02d701834b0b878ad318ea
SSDEEP

1536:eJF/4eWB0sJS6OG1MZSvTybfSYE8HpHUd/X4r2bGA4xcC+UyWWX6waITOjahPW8m:uF/qJJfprYfSR8HpHGXXP4xcCLBwzBhc

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
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4180	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4180 wrote to memory of 4500	4180	AcroRd32.exe	94
PID 4180 wrote to memory of 4500	4180	AcroRd32.exe	94
PID 4180 wrote to memory of 4500	4180	AcroRd32.exe	94
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 2664	4500	RdrCEF.exe	104
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95
PID 4500 wrote to memory of 1580	4500	RdrCEF.exe	95

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\07dfe453b3cb68a689b4a790ed72cfd6.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:4180
- 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:4500
- - 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=2E5E8B9225C2F85D1F9D600A3B1AA09B --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=2E5E8B9225C2F85D1F9D600A3B1AA09B --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1580
- - 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=2E7E925AF28D04A4B2EE38CA31B935AB --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2664
- - 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=815B32AAFBBE74D7E8C10E079F712492 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3640
- - 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=7F261BE07B2839F8CAB105E8C83360B2 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3876
- - 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=3EF3CA5DA1AF86D40B48AB879869EEA3 --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=3EF3CA5DA1AF86D40B48AB879869EEA3 --renderer-client-id=6 --mojo-platform-channel-handle=2484 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1372
- - 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=B56F143D333FE9000CC719176D535954 --mojo-platform-channel-handle=2020 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4248

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2124

C:\Windows\servicing\TrustedInstaller.exe
C:\Windows\servicing\TrustedInstaller.exe
1⤵
PID:2664

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
fa1d097ffb99d4c1d142578d786af349

SHA1
111670a29212efe8e93ec5e0bcb586021f0b8b44

SHA256
149e4361598d41c58c9312c1facff2e71918803780e301bc7e0f440ebc0b68a8

SHA512
c108495487adb5d252e223c465e861607047b3496285c076e422c3cc84df607b00378b658ade261f1b6d5f2d3b5d34b6b939d77795ce1a61faaf1fdea1998346

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
memory/4180-27-0x000000000C3E0000-0x000000000C401000-memory.dmp

Filesize
132KB

Download