1e0b0623b569c057d6dc4003eef41475390ff156682d4bea0239db64d4125f4a

Analysis

max time kernel
149s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2023, 22:16

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General

Target

NEAS.1c7d416b52f62b6a546409193d31a820_JC.pdf
Size

134KB
MD5

1c7d416b52f62b6a546409193d31a820
SHA1

475cd6f3b466c28936807fda2cbb4dc378b70486
SHA256

1e0b0623b569c057d6dc4003eef41475390ff156682d4bea0239db64d4125f4a
SHA512

68e86542909e226d60f127a51721079f6924f6515d29c5dc6f12527fedbb975ab1f9fb79892f81d4822a27ac37e5502ad1669e5d92e789bd6fa448a5a92f259f
SSDEEP

3072:6+B3HPQii56CLq0uahjnvBmH7mRjZmfOQ+or3Qp:h3PjXJKjnvB+m6fOnoEp

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-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4088	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe
4088	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4088 wrote to memory of 540	4088	AcroRd32.exe	95
PID 4088 wrote to memory of 540	4088	AcroRd32.exe	95
PID 4088 wrote to memory of 540	4088	AcroRd32.exe	95
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 3064	540	RdrCEF.exe	96
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	RdrCEF.exe	97
PID 540 wrote to memory of 2436	540	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\NEAS.1c7d416b52f62b6a546409193d31a820_JC.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:4088
- 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:540
- - 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=AC3DE2F7F8287D43F2FAB68B8323E600 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3064
- - 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=319BA4EFA9A9721EADA8D1FB06AAFE52 --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=319BA4EFA9A9721EADA8D1FB06AAFE52 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2436
- - 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=FC3BB251B3AEED15B767383D09B2FBD9 --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=FC3BB251B3AEED15B767383D09B2FBD9 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    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=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=9A154F22AD21F870526605353071F7B6 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1936
- - 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=E8ABEED02347A53C5D806CBD47BB665B --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2472
- - 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=F4A3F99551FBB23DB0C1F027AC4D2A0B --mojo-platform-channel-handle=2776 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4052

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4656

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
3b5ccadfd108ed4beebaeff4ba36e7b3

SHA1
25c4c052b984e5bbb5ec6a9b9b0dca07ea1d53c7

SHA256
08a9d2d9e6b8dd4343ccf57beb3db734dd8484d9c9aec5f8c28c6b246ef4aec0

SHA512
6a78150ad1652f91aa37367bb1a0cca70f72bba441e1df2bd97fcd6d46c173c282b947f6ef75e7d509db9db3e622c3d6a86405ef42c44dbdd655a832e9ba8912

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/4088-164-0x0000000008B70000-0x0000000008CBD000-memory.dmp

Filesize
1.3MB

Download