e612728f618390843eefc3607c4eccfea3819aeb465b177d1f97e3ea41132b30

Analysis

max time kernel
148s
max time network
150s
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, 04:46

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General

Target

0ef6e5f8537f3b427ed0caa89852dcf4.pdf
Size

82KB
MD5

0ef6e5f8537f3b427ed0caa89852dcf4
SHA1

32569e65846961fe166ccd6d9b3235570c0fcf1a
SHA256

e612728f618390843eefc3607c4eccfea3819aeb465b177d1f97e3ea41132b30
SHA512

ab9a295567f9d2d04b57a7dfe582c03098f88947403fbe4fff06044d96d3f984b09dcd7b229f3ce381eb1d893a80f279a8b5669affd42bb0789d384b159725fe
SSDEEP

1536:ZdlUY3URGCEb+w8iR9X4AVK0ibuP19YwjRPgL2nbDUb3W8pOGoYjyIWYF8mdnETO:LiysCXDguPTDY6EaGoYjyKEZU

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1888	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1888 wrote to memory of 2932	1888	AcroRd32.exe	90
PID 1888 wrote to memory of 2932	1888	AcroRd32.exe	90
PID 1888 wrote to memory of 2932	1888	AcroRd32.exe	90
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 5084	2932	RdrCEF.exe	92
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91
PID 2932 wrote to memory of 3268	2932	RdrCEF.exe	91

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\0ef6e5f8537f3b427ed0caa89852dcf4.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:1888
- 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:2932
- - 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=9E90CFAFE2E7A2683670A007D91BB71A --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=9E90CFAFE2E7A2683670A007D91BB71A --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3268
- - 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=9138639055168B118AE623F299624D45 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5084
- - 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=5A42E7D636256BC548A5BC0B4DB50DAE --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4708
- - 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=6BE0E03E7D1FDAE6E979BE3AA1E5214B --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3012
- - 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=4FD2A45E8C3E7EAC2465F84A3BD9145B --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=4FD2A45E8C3E7EAC2465F84A3BD9145B --renderer-client-id=7 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2260
- - 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=AF62E0591107C2358E910988EB42016D --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3772

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1792

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
4ed3b5bad3b4e293dd57322a252f32d4

SHA1
2be000893cb96e25b452a069975832b420435029

SHA256
15fe9fc77014c6b87677d9fc46b8346a779a1f4732fcbfaffafde4e0d9fc843b

SHA512
892f98a6cdd9b5f076ee4b0c535752b84ca0cac72c0cad0b120c9d1ef8901041dddd6d225a251c4702f700e576d3eb6cd1bfa7a4cef87a8b14d334e1ce58b517

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