a1e107434c71e166fd8e45c0c71b60692130e2678a00bdc0446e44b8f8e476d9

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
16/03/2024, 05:07

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General

Target

cd2f4955916118ed5b9005fba2a51604.pdf
Size

13KB
MD5

cd2f4955916118ed5b9005fba2a51604
SHA1

6e82424d75a6064504073109baedc52aecb19a0c
SHA256

a1e107434c71e166fd8e45c0c71b60692130e2678a00bdc0446e44b8f8e476d9
SHA512

69b21a06e13d61a4669f4d3f60b81fb3dd8c3397b5c42f44c46f33e15540e55f38afde65f24a0c51328743b584d74cc4961da7a4e73b032e8cfde03960531934
SSDEEP

384:DLEMMLEtysyuEeCfkeCform6G0Ix0RO0H0/gTO031JO0sUO0MM0MYGAz0MqUO0Ml:Dg/gbLCDCQrm6G0Ix0RO0H0/gTO031JX

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
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
64	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe
64	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 64 wrote to memory of 3060	64	AcroRd32.exe	95
PID 64 wrote to memory of 3060	64	AcroRd32.exe	95
PID 64 wrote to memory of 3060	64	AcroRd32.exe	95
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 1552	3060	RdrCEF.exe	98
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99
PID 3060 wrote to memory of 2976	3060	RdrCEF.exe	99

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\cd2f4955916118ed5b9005fba2a51604.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:64
- 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:3060
- - 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=F56DFE397AB940981F371177095BD287 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1552
- - 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=761328A095AACE9250FC26601B7677B7 --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=761328A095AACE9250FC26601B7677B7 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2976
- - 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=D694CE0BE7228009CE83F561BA00E69C --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2120
- - 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=8DAA07B3C28AC4F02F667BF78C4BC07B --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3840
- - 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=9D972BAF564A39562A6FED2258D2540A --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=9D972BAF564A39562A6FED2258D2540A --renderer-client-id=6 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:636
- - 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=2B9BEC4181B5DFAC824FA3B9E7A6F2C8 --mojo-platform-channel-handle=2800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4644

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4684

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
f52bdbf7ea5eb15edbde52ac666d67b5

SHA1
7a98cbdc5a56d4b68dcf4e126c49013d61c2daff

SHA256
d1402c01d34be16257aa392adbf12c97c9b9c640c07eebe4a76361a3dbbb3b20

SHA512
b37da81343d905fd04959f5d7e5ea2b9f13f35ac3f1acaf9a39ab4225340e2bd1f4312669566cd8d01fddabd7d086c5fcc41f710c7d12b9300c75064b4e7688f

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