0e28f2e9f0d66f0e5a67cd4ca33a80fbf6c0ba1f62511aff2222c33253e5eeec

Analysis

max time kernel
142s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 01:18

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General

Target

9a683d6e38eca852a457b72d5a846f57.pdf
Size

87KB
MD5

9a683d6e38eca852a457b72d5a846f57
SHA1

611d436fed420613223f8cdcfc1fdf3b44ebf3de
SHA256

0e28f2e9f0d66f0e5a67cd4ca33a80fbf6c0ba1f62511aff2222c33253e5eeec
SHA512

8196780158c4ceed98b6416ef8f9b340fdf676a4494b8c2f2fb7c353250dc6570210a78d4e2e34f86c9519055d7986c948123d20ed03389cfde80a4ae4098ac0
SSDEEP

1536:nlvWHcw5h4PKWQWTvXlB5ODP1ZP5kWNRycWumyyb92vWpoAlg12KW8pO7N3z:tafnrWTv1B5ODP1x5Apb92Ooag12R7V

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
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5056	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe
5056	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5056 wrote to memory of 448	5056	AcroRd32.exe	85
PID 5056 wrote to memory of 448	5056	AcroRd32.exe	85
PID 5056 wrote to memory of 448	5056	AcroRd32.exe	85
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 1580	448	RdrCEF.exe	86
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87
PID 448 wrote to memory of 2160	448	RdrCEF.exe	87

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\9a683d6e38eca852a457b72d5a846f57.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:5056
- 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:448
- - 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=920C50C222569F77049834515DB67697 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1580
- - 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=0C978FF8B42F9F8FD069109DAF2FED3C --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=0C978FF8B42F9F8FD069109DAF2FED3C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2160
- - 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=98DA9BC73A996C44705146AF4AE93298 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4960
- - 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=7C5FA757AD0B5875698DB1CB5D4C2E6C --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1260
- - 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=99B1413454AC7EEC2F8A38D247BAA677 --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=99B1413454AC7EEC2F8A38D247BAA677 --renderer-client-id=6 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4740
- - 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=9F2DDA68C8144D26966DB64165B3D373 --mojo-platform-channel-handle=2392 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2104

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3880

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
6116b8218ada42d25d7f630c83700756

SHA1
8346a147b1b94d296a1491995bde248f8f49fdd8

SHA256
27131a2b218dac9dba56522a226f138695439eff84c6cb86cb14a16f17c585fc

SHA512
a796558c86304600df1e50961574ab454914341fcc0837101265658d90a3d1c83ed71cf80b670a4d508bcb356c7a62f991c2d6aafe18261890a7aee433a7621c

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