bb04105926f54d0e7cbc396f53d4695c285858bcb93b9d79e190651951b5648a

Analysis

max time kernel
151s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
14/10/2023, 12:25

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General

Target

NEAS.0ef91d1ab301580f0b0513cbf204e8c0_JC.pdf
Size

170KB
MD5

0ef91d1ab301580f0b0513cbf204e8c0
SHA1

3d6b0d1edd79eb6d0280bbe0076a5a87de7ef409
SHA256

bb04105926f54d0e7cbc396f53d4695c285858bcb93b9d79e190651951b5648a
SHA512

cfdd6f98f06809736d779e998b4df3edf696075f66b4e1be90191b1683b3a64fdf386de30794dcf72959a7c5cbe4c49a3087fcf67f8e247416ec2eaa25a82841
SSDEEP

3072:l6Lu/AIThL2SFYLpTQ/EMY05rTeqo9AT8r2/v5oDgJgrXI1S9N9t:b1FYLpk/S05rE9AT8r2HSc2b9N9t

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-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1172	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe
1172	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1172 wrote to memory of 2136	1172	AcroRd32.exe	92
PID 1172 wrote to memory of 2136	1172	AcroRd32.exe	92
PID 1172 wrote to memory of 2136	1172	AcroRd32.exe	92
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 756	2136	RdrCEF.exe	93
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	RdrCEF.exe	94
PID 2136 wrote to memory of 2188	2136	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\NEAS.0ef91d1ab301580f0b0513cbf204e8c0_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:1172
- 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:2136
- - 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=FB43E8A545871C1728D62B922692B9C6 --mojo-platform-channel-handle=1696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:756
- - 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=6FA0F984928991F8FBB810EC9F9D58B3 --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=6FA0F984928991F8FBB810EC9F9D58B3 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2188
- - 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=473D76667A33E9805E2EB53C3AB91302 --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=473D76667A33E9805E2EB53C3AB91302 --renderer-client-id=4 --mojo-platform-channel-handle=2152 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4944
- - 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=41F5D2171F21A07C5FAB053D4F5E23DC --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1584
- - 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=7434B0C109D26F0E5A9839F3022E4F64 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1360
- - 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=914A1D9D0DC2D9AF86C9B27D02D42B41 --mojo-platform-channel-handle=2472 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4444

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1232

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
e238e72fe08139e010017152b3f05ed9

SHA1
aabcb69e5784c838142a8eba5dbbf571d15964e1

SHA256
0cb8317c98f4daecfafc845f51c545a355583b73f691a724a8b3e09b096c4ecc

SHA512
d49bb1fbf3ffbea12db15c5e84de779f485aeb987b49280cc7602d5a839b2a985d635c6ddc75b4e93ae94f5693da868b2c20c880d7febbd77b9765ee561c3c0d

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