94dcd67232fdb93c5061d3a04cdaa24f71a52dd53a9e0854b3210b5e568227c8

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2024, 12:27

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General

Target

e1aacfb5e264bad4a58552d4d470c90e.pdf
Size

79KB
MD5

e1aacfb5e264bad4a58552d4d470c90e
SHA1

aa6de658ddecd193993cd2117f179e24e7d14651
SHA256

94dcd67232fdb93c5061d3a04cdaa24f71a52dd53a9e0854b3210b5e568227c8
SHA512

ca6d7133e590542c4f99543411adbaf295c4898689f7b8ae5afa62ae32d77f4ee87afab2f5d519396e1f51aca93fe7c9ad92ac314c559a4d2ec189e02c1c3757
SSDEEP

1536:2CiGaSRzN5Bv5rBSMaCbB3MbdMjK1Yb+oDuOW6j1WOpOwrIHJsr3l81D:Hrj5BvZEO3EdMx5Cmywrle

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
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
444	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 444 wrote to memory of 3888	444	AcroRd32.exe	95
PID 444 wrote to memory of 3888	444	AcroRd32.exe	95
PID 444 wrote to memory of 3888	444	AcroRd32.exe	95
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4364	3888	RdrCEF.exe	96
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97
PID 3888 wrote to memory of 4720	3888	RdrCEF.exe	97

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\e1aacfb5e264bad4a58552d4d470c90e.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:444
- 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:3888
- - 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=0EC99731865D528D5C9DF74B604BEF5E --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4364
- - 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=C9388D122E5D4668F5AA060AF1B3FAC9 --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=C9388D122E5D4668F5AA060AF1B3FAC9 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4720
- - 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=980C5B304808D1C083A4E39A1B65136F --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1804
- - 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=13CD00C20247FD3E581CF924823D0496 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2284
- - 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=2485D017B351D7D75D60F1F8E03AADC9 --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=2485D017B351D7D75D60F1F8E03AADC9 --renderer-client-id=6 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1652
- - 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=5F277DE2CF4DE633E03862A52A32F7B1 --mojo-platform-channel-handle=2384 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1176

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3916

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
62406ce2cc40c7e38aa711ad42b3346a

SHA1
eca9458085378f9e51c2ba009ed2fb00af904c9b

SHA256
4b4c0fab6bc26557828d6e5f25a7b233100f7ae8dfe6407f5a5730df8ce82a76

SHA512
901891f857d8c0ba6bf8e4aabbad909a761f7d5dffbfa6943dfe87e704b8a09a83beef34063cc15a35f43b55840ced9fc49e1ad562e13e425c76ce7485379ea5

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