60ab0d15b5c7a0cb4fd9356349f5fbcde1f3349aa26131d3fbbc46a075ee398a

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2023, 23:50

Sharing

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General

Target

NEAS.16c5d0ee20b7686d5251c3fce20df260_JC.pdf
Size

421KB
MD5

16c5d0ee20b7686d5251c3fce20df260
SHA1

4ede4f1adfa5bcc6cd6ded0035c9b9f97b8dbe20
SHA256

60ab0d15b5c7a0cb4fd9356349f5fbcde1f3349aa26131d3fbbc46a075ee398a
SHA512

219cd2f77007b054575a349f3fe22abab2ed190e9bdd3d78c269db24aacef5c574b1f52f5488fbb6f891a9877c5a904ab98d5bbe3b07b4f14273ccd828e9544f
SSDEEP

12288:VseoIyR22j2376LBKucETZkoMeCd2c9Bfl6e:i3OK2376NHZk3eCEYBlJ

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
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4028	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe
4028	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 4692	4028	AcroRd32.exe	94
PID 4028 wrote to memory of 4692	4028	AcroRd32.exe	94
PID 4028 wrote to memory of 4692	4028	AcroRd32.exe	94
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 748	4692	RdrCEF.exe	96
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	RdrCEF.exe	97
PID 4692 wrote to memory of 4988	4692	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.16c5d0ee20b7686d5251c3fce20df260_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:4028
- 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:4692
- - 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=A2C75FE4B1185ED82AFD7D6280BDAA22 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:748
- - 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=15C493FB15AD73F30ED69B69643359B1 --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=15C493FB15AD73F30ED69B69643359B1 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4988
- - 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=5C64B50D19146AAC94792503ED873F20 --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=5C64B50D19146AAC94792503ED873F20 --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1508
- - 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=A606E60E0C621CE6D7508B80575B114D --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2336
- - 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=954DE47575D7BF99EEBEAD2D6A64C663 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4272
- - 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=D0150EA89BFD8466634CB2153DA1CF46 --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2920

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
79e76129267680cdf1f4f2b3ce43c9af

SHA1
279f403e3c9720c7d929fe5c48259c42f62d3631

SHA256
3a67744b6181e4dc29ebfc7b6440dd6208d7775deeeb39d18264a437ec6bc63a

SHA512
cb73eee74ed413e7faae0fed855d9852d2b15795fa780468bd3bbb4781edbea6c35283a2d76e27b9d3e874b8af8f5d090d593df618c277fec9ce09076cdcf538

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/4028-27-0x000000000C4B0000-0x000000000C4D1000-memory.dmp

Filesize
132KB

Download