d0fac33640eb669188cc5faa1a588f3fd6697a8031c1abfa8bf6370733d7f039

Analysis

max time kernel
143s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 14:52

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General

Target

46825dcca8275867446c7a6cd821cfe8.pdf
Size

37KB
MD5

46825dcca8275867446c7a6cd821cfe8
SHA1

80f562f8749b306209ea06e7f71d64f10908a6fe
SHA256

d0fac33640eb669188cc5faa1a588f3fd6697a8031c1abfa8bf6370733d7f039
SHA512

1543ba179d6e4f96da0229deb196a8403eb8597d39714e78464419c0e93a64d9c2970ef478e5983ea4efaad73cb9ea1261ea3e096efd1262d87ec7ff39c7a6e9
SSDEEP

384:Nqg+9auNkhR66Wxe/K6IAUSxAv4zN9WqcQH/MrtohHaVPLvT3UUCUSfLnTFNRqVT:NXirkn6Pxe/Kl80q4yhHoLxoLTBbsSY

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4456	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4456 wrote to memory of 732	4456	AcroRd32.exe	92
PID 4456 wrote to memory of 732	4456	AcroRd32.exe	92
PID 4456 wrote to memory of 732	4456	AcroRd32.exe	92
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2804	732	RdrCEF.exe	93
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94
PID 732 wrote to memory of 2404	732	RdrCEF.exe	94

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\46825dcca8275867446c7a6cd821cfe8.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:4456
- 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:732
- - 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=BEB842A40002D03D8DA83A9CA67A5A66 --mojo-platform-channel-handle=1736 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=DC8C3B094E90242DB4E7B74BA061A78B --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=DC8C3B094E90242DB4E7B74BA061A78B --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2404
- - 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=AEEF55618CAEB1C5A112FA6F3830D3AB --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3120
- - 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=8DDE9EA087EE389E5CE75CB876CE43C0 --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=8DDE9EA087EE389E5CE75CB876CE43C0 --renderer-client-id=5 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4972
- - 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=59BBD026A819ACE8501E221BD45B056D --mojo-platform-channel-handle=2656 --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=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=CEADE1665A4594D1AA962C84FBA0CF97 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4228

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4312

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
f9620c824091d29df2ca64aeb9b7ff7d

SHA1
119b1336e7240704a1a0fc086bf3421f4dfcf273

SHA256
7502595a8e292c717f5d36fdc647ec108167d3ecebf5ef9e67932aec2cda5af6

SHA512
6078ddb3b6b63439b633dcaedd3ce37dc2863b07c350e96898871fa19cb467320bf64edae8e756f2700a6df176aeff6e7a0cd444b0f75a046a6a8624a264f2d4

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/4456-28-0x0000000009D70000-0x0000000009D91000-memory.dmp

Filesize
132KB

Download