5132d35552d752f76215e068ee492aba998fea3c673fd33fe4f62d7ba8b88cbb

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05/03/2024, 20:43

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General

Target

b59d3432d8bb0bf398f8f04d03f0f4c2.pdf
Size

84KB
MD5

b59d3432d8bb0bf398f8f04d03f0f4c2
SHA1

5b7f201af03bc4066691d48ef358c73f664639b1
SHA256

5132d35552d752f76215e068ee492aba998fea3c673fd33fe4f62d7ba8b88cbb
SHA512

a8474b5770b501f7b643fcea63c4caee3c3b9ae47e791b69a50d30981bd5f8b3e8f51f85538c3ca8e2a4388e0259a0f0edb0fe4324e94e866878c6a26d42471f
SSDEEP

1536:tNqqyjv7wbM7HP8nK/PbviXAYuQCgoWkNpOPaWLcO8/5mZrGzjIYfd2:AjjeOHMpXrJCwP5c3MZCzjTfk

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
344	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe
344	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 344 wrote to memory of 544	344	AcroRd32.exe	92
PID 344 wrote to memory of 544	344	AcroRd32.exe	92
PID 344 wrote to memory of 544	344	AcroRd32.exe	92
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1992	544	RdrCEF.exe	93
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	RdrCEF.exe	94
PID 544 wrote to memory of 1756	544	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\b59d3432d8bb0bf398f8f04d03f0f4c2.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:344
- 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:544
- - 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=C168CF8CB0D5CD264603A8A685B6B1D8 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1992
- - 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=38ADF8AECA87CCADDA8AA1D77C5EB981 --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=38ADF8AECA87CCADDA8AA1D77C5EB981 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1756
- - 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=D2DCF644F5EEB503BA84EC98E2ABE32B --mojo-platform-channel-handle=2152 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3604
- - 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=6B539A831176835E7DE6C2FAE0327511 --mojo-platform-channel-handle=1868 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3520
- - 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=4F52D9935B8A6F8FCFD5D69ED51AC8C9 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1628
- - 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=789F0A73A9275A5B9FDA3D5D5DAD082B --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=789F0A73A9275A5B9FDA3D5D5DAD082B --renderer-client-id=7 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:564

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
9e7da77a0a4575f49c565fcef669f6b4

SHA1
3430811a5fea066d115122425c7189e0260db712

SHA256
06bcd9b11331b2857ebf1d340b15dbf4533ad415c197e082ec8e430192dd7950

SHA512
318c318308add99d2833ef31308ad87a057b95fd6c3cdf06e4b7813f075da0dd67a637a6ead7ff315e4b00c3d603936816025211444749e524a34d32b82cb7af

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/344-29-0x000000000BC30000-0x000000000BC51000-memory.dmp

Filesize
132KB

Download