29e546197fbab1651ad329de67d1a28ff45e991f55d36b7445563145eb735bff

Analysis

max time kernel
141s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
27/01/2024, 06:01

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General

Target

79759931ec0284c681dd9305e67709c8.pdf
Size

80KB
MD5

79759931ec0284c681dd9305e67709c8
SHA1

c97e146df42d785a57649c985d385008d42419db
SHA256

29e546197fbab1651ad329de67d1a28ff45e991f55d36b7445563145eb735bff
SHA512

8aad3d7625cefa4690157e83b0a90b03b7e8402cdd663d3785d3a5372910e0b3bef14ba72f2c91fb1e5d64b1f04e2b803bac7fa56afd13d16a1f81c8d2b47653
SSDEEP

1536:lFbV5Gm7fs4o3FxZazG6przopP0DypIwP/Dn078ypOqq390+IVa+5rwH:PRkAfs4oF2FpOOypIwzRaOa58+5Y

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3084	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe
3084	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3084 wrote to memory of 3116	3084	AcroRd32.exe	90
PID 3084 wrote to memory of 3116	3084	AcroRd32.exe	90
PID 3084 wrote to memory of 3116	3084	AcroRd32.exe	90
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 3176	3116	RdrCEF.exe	91
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	RdrCEF.exe	92
PID 3116 wrote to memory of 384	3116	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\79759931ec0284c681dd9305e67709c8.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:3084
- 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:3116
- - 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=CD13B624BD06D2F2330B09C18DBC3D74 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3176
- - 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=FC78AF6DEDB4DFE2AD90E884378B366E --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=FC78AF6DEDB4DFE2AD90E884378B366E --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:384
- - 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=78E1E76A68C870A5F10D2AF2A0B61F29 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1088
- - 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=FB860873F76DE400458698F6E7277D06 --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=FB860873F76DE400458698F6E7277D06 --renderer-client-id=5 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1620
- - 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=532FBFEA49AE28CD0C58DC345A895C87 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2804
- - 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=9DADE4AFF64E61C3806104EFDF0F8A2F --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2360

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4792

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
f6f9047872d804e6410fad27fec2fe87

SHA1
857744682a9b7e64d757ec2b836391f74fba6509

SHA256
4bdee68bbbaba362ad4407423de2805c2fb9fedc5e6f691690ffb5c966c8876c

SHA512
8e9ca2e796f9407a159d776935bc3e5635246da976689e65023f2aa47ebde975396e932b6163d927179f5d820e34ee957e5bf19aedceeb458266d8143102155c

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