593bf8c39e1dcadab4829c6078d75c2c722857fded3fcd63d1b071be181b8555

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 21:38

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General

Target

1d41705f261972f05aa4edd40f0d808f.pdf
Size

80KB
MD5

1d41705f261972f05aa4edd40f0d808f
SHA1

c39e752a111e173bd769a4af38c725f23e93c9dd
SHA256

593bf8c39e1dcadab4829c6078d75c2c722857fded3fcd63d1b071be181b8555
SHA512

03b2f6c8a593f9f6abf1c523545b6bc4e9f9e93703d747d7c965c460eceff5f1a6f7e3a34042e971827b8a502f531ed699b50b3902baf34668c3d58476f07118
SSDEEP

1536:Jl8RIvVTkX9Szd1jge228CeT0cBeh9fGODpjDzo3n6eXgg40FsK7GlzODR3:X8WvV4XAd1gF28p4XhgODpjY36eXgR4x

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
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3368	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3368 wrote to memory of 2604	3368	AcroRd32.exe	94
PID 3368 wrote to memory of 2604	3368	AcroRd32.exe	94
PID 3368 wrote to memory of 2604	3368	AcroRd32.exe	94
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 3688	2604	RdrCEF.exe	96
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	RdrCEF.exe	95
PID 2604 wrote to memory of 1564	2604	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\1d41705f261972f05aa4edd40f0d808f.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:3368
- 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:2604
- - 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=A25E2E04ED7E0718CD191833C9437331 --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=A25E2E04ED7E0718CD191833C9437331 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1564
- - 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=A0C07DCD5BD0558347488D1B9FE06302 --mojo-platform-channel-handle=1740 --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=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=E0CBB36B966EC55BDDBE02AF976FC4E1 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4652
- - 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=0F1AAD1508262D37F9EA4453502FDA04 --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=0F1AAD1508262D37F9EA4453502FDA04 --renderer-client-id=5 --mojo-platform-channel-handle=1876 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1516
- - 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=B9EFE04248F19D18D42E99C3AA54D2D3 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4156
- - 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=36783BB7915E98C649148A7F98175F61 --mojo-platform-channel-handle=2860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1808

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:224

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
52154a641350486c98475457570ea371

SHA1
38802dd071e892e672e106f2494112a6a5cc7756

SHA256
564c0793cf1c90bf412d080af2790b1fb75a163f163fdfbc9893e3832a0e26e4

SHA512
bb256e83759239dfec0477ace018e9e4f40f16342852bfa1e38545215a376cc1bc33c690a04b17639c845e04bbedb84f115f866286e451c960e97b072c9c2a29

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