c8ad5d09548c017214859cabe7af50945a02ebc08850a5e6377b096272d59e59

Analysis

max time kernel
144s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
22-01-2024 18:06

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General

Target

6ff6193b61403ee84a10055a8ebf168c.pdf
Size

90KB
MD5

6ff6193b61403ee84a10055a8ebf168c
SHA1

5125347d56d7353571c6c185562b14b40007dbb4
SHA256

c8ad5d09548c017214859cabe7af50945a02ebc08850a5e6377b096272d59e59
SHA512

b6751f6473e7688c8d605f34c0908abdb27b96b1107ddeb2bd235033dd09a0547ce3fe1514796b4def29a002d74a22eff60d50dbfb6d57204ccf053965db521d
SSDEEP

1536:b0WNuv3KWkL0nyEYmtORrg8qmd18/oWGOOXfp4YDumxqthNGJMRIh0WGpOKCWLvN:g7vjkRgyJ7LW8vp4Yimx2hgJ9KBFuqI8

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4000	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe
4000	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4000 wrote to memory of 5020	4000	AcroRd32.exe	92
PID 4000 wrote to memory of 5020	4000	AcroRd32.exe	92
PID 4000 wrote to memory of 5020	4000	AcroRd32.exe	92
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4152	5020	RdrCEF.exe	93
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	RdrCEF.exe	94
PID 5020 wrote to memory of 4120	5020	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\6ff6193b61403ee84a10055a8ebf168c.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:4000
- 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:5020
- - 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=EC67C992C9180B3A134ED0FCBC302DC1 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4152
- - 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=D6BE59EE53D6B52367772542D8B21DB3 --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=D6BE59EE53D6B52367772542D8B21DB3 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4120
- - 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=501D48C5C6BD4B606BF3C10CEC136FB0 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2284
- - 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=6E112CA40E1C75F945C4CC0CE59C22CC --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=6E112CA40E1C75F945C4CC0CE59C22CC --renderer-client-id=5 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5652
- - 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=428E6770E04BD238CB54DB77BB9AC50A --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:8
- - 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=4179CD2F0C5EE04520152B69581D8ED8 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3228

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
b17e89874676bc1168b90bcfff10ad0e

SHA1
3ee7ad50c31bb1a9c293ac99ecfeb7a7b857901b

SHA256
66991c0a056ae901e309c857020e4abbb55ef7c45b1a78bb748478443e03c95f

SHA512
f7cb37bc88908b79e18d27202f8252a6444767508bfd86bedd30d0c9b14e8fa8dd85e425d869cfba1dab6a9b3946bbd2ac5f0e73c7842f1529198ad9c0f939be

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