f3c54538a1b378576f6f6a2cea28809023bc1d57e3fce3062b9fec1ff2d1035b

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
03/11/2023, 10:37

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General

Target

NEAS.00b787d040caeeaee44f27d1baf274a0.pdf
Size

50KB
MD5

00b787d040caeeaee44f27d1baf274a0
SHA1

488c81487cb754ac456a1c17eb3e3ad07b80df65
SHA256

f3c54538a1b378576f6f6a2cea28809023bc1d57e3fce3062b9fec1ff2d1035b
SHA512

9127d6cd84ec127c118011b12d150e88ad5bd67533ee3ab79c8e5214550521cd60ba41aa91b2e03513308ee286030e4a5d0826d463bfcf86e822563fb49efacc
SSDEEP

768:V3/J31pq34hCvUc3wj9G21HBPCdZ6CHmX57S89koxZB8a3eH/VygKXevVpeQKndC:LJvnOmXRSJoROyhCVen8S2SFYLpgM

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-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1860	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe
1860	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 3560	1860	AcroRd32.exe	92
PID 1860 wrote to memory of 3560	1860	AcroRd32.exe	92
PID 1860 wrote to memory of 3560	1860	AcroRd32.exe	92
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 2816	3560	RdrCEF.exe	93
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	RdrCEF.exe	94
PID 3560 wrote to memory of 1960	3560	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.00b787d040caeeaee44f27d1baf274a0.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:1860
- 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:3560
- - 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=EEC7A793C816C430DF6D136EFC16D78C --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2816
- - 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=CDDD16FEA8245267A773DBC543738093 --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=CDDD16FEA8245267A773DBC543738093 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1960
- - 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=5B6F0F51CE53739C2E12AD6E7BBEB248 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3916
- - 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=2379C44D7A2BB300F45087ADEC8C86BD --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=2379C44D7A2BB300F45087ADEC8C86BD --renderer-client-id=5 --mojo-platform-channel-handle=1992 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:400
- - 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=2861FCB4D6406A7D4A447D74B8310DA6 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4560
- - 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=CAC07AEE8F73787206BCFFC7C1EFF13C --mojo-platform-channel-handle=2804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4992

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
d42b79fc4078b5550da956f3d5f3b7df

SHA1
bfe3e60ff5cc7dd333931136436d2dd4d9ea9c66

SHA256
a9aea289e3db648222a33d9b648313fd730e83bd2a438d9cf4da60e9bbcdf061

SHA512
0d513fee3db7009991528b6dc6d436b2ce66cc91d571b2624673d041d2f083545b422bfc2c746df4576a1a66fe6178041a6240fa40a05ae5b5ec71bcc9db7218

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