dc77e198a646af5c249afebc65b975e52c552521c59d9b6f7670efaabf00fdd6

Analysis

max time kernel
141s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
22-10-2023 18:01

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General

Target

NEAS.3c1004ccb3e902037b18b0b2a1d9a960.pdf
Size

48KB
MD5

3c1004ccb3e902037b18b0b2a1d9a960
SHA1

f5b00bd8a0f474191519547fa823d300c797294b
SHA256

dc77e198a646af5c249afebc65b975e52c552521c59d9b6f7670efaabf00fdd6
SHA512

20860416f433d3c3097917ebf694a9a2f21ea5ef38b3f4a2db3b061e5e984269a5d089f9678f9bc149ebb10b6acadd3c9b0a9f7f4ba68f83ff3771393543d899
SSDEEP

768:bJz08kClR+C4obuhjZE5yfiMAnRKc1SCkT5R9s5mGwaOppuGXjBYuT20:tzJR2obu0DMYUCkT5RfGfOSKjCB0

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-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3952	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3952 wrote to memory of 1072	3952	AcroRd32.exe	90
PID 3952 wrote to memory of 1072	3952	AcroRd32.exe	90
PID 3952 wrote to memory of 1072	3952	AcroRd32.exe	90
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 668	1072	RdrCEF.exe	91
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92
PID 1072 wrote to memory of 832	1072	RdrCEF.exe	92

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.3c1004ccb3e902037b18b0b2a1d9a960.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:3952
- 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:1072
- - 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=164E379501A15D180CBA87D6C153F654 --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=164E379501A15D180CBA87D6C153F654 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:668
- - 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=00A672C7E2667A8CAD75209ACD8A3B7B --mojo-platform-channel-handle=1792 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:832
- - 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=0BB6814F9ECD4D7CE6C35D6452223441 --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=0BB6814F9ECD4D7CE6C35D6452223441 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2532
- - 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=15CF462C55DB8EBC2F8F3FD1AEBD659A --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2868
- - 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=9BCF97061D586CA89D29C5CBB5901C41 --mojo-platform-channel-handle=2736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3820
- - 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=5C3ECBC547967D816A98AC5F9F921453 --mojo-platform-channel-handle=1796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1648

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4076

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
3c2016b1676c0cf94a18cb6d5db9258e

SHA1
2e9e19af788751410338ab51c42854fc394dbd9a

SHA256
99d4cb0000dade25e7a347810e30c25533f5908e875826a9549faaf6fb2ed4a4

SHA512
78b74617d047d8a05b1cbe397e13866868296e9dbff63f3acb099a433f9d2ea522fb34011a68cc593ac67219ab41a1c6babaef10808aa28e2943f156b76b534c

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