44df4ef6797ed4f828da215f575b33b74037684318f553e05797937133a9e5c1

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 16:33

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General

Target

46b214bcbe931986601754a2453dcc05.pdf
Size

34KB
MD5

46b214bcbe931986601754a2453dcc05
SHA1

34ab4da9cb3d0054fc51be5eec29a2b31be5bfc5
SHA256

44df4ef6797ed4f828da215f575b33b74037684318f553e05797937133a9e5c1
SHA512

b46e64c032f560167498ee2351fce823fb84e170228cd370d04f1822551d979c091ff197043e6e6205db5d5b8e9d410c13fd6ed609bc5aa207a9c9791608d702
SSDEEP

768:XgGzpDNpWcpN5OpU3rkSkhwfd1O0bxSJ93szApXEhKjuHRZM:wGF5plb1OokJpszA9EhK0ZM

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2492	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 3552	2492	AcroRd32.exe	95
PID 2492 wrote to memory of 3552	2492	AcroRd32.exe	95
PID 2492 wrote to memory of 3552	2492	AcroRd32.exe	95
PID 2492 wrote to memory of 1228	2492	AcroRd32.exe	97
PID 2492 wrote to memory of 1228	2492	AcroRd32.exe	97
PID 2492 wrote to memory of 1228	2492	AcroRd32.exe	97
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 3200	3552	RdrCEF.exe	98
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99
PID 3552 wrote to memory of 4664	3552	RdrCEF.exe	99

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\46b214bcbe931986601754a2453dcc05.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:2492
- 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:3552
- - 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=22060C4BE3753F2B0F24DAB2E5E4C198 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3200
- - 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=63696E691E411AE7D21F966DBAD04E9F --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=63696E691E411AE7D21F966DBAD04E9F --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4664
- - 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=01A9672B0B3B10841AD255CA717635FA --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:116
- - 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=1621565F8C773BF90144A67B5590531A --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=1621565F8C773BF90144A67B5590531A --renderer-client-id=5 --mojo-platform-channel-handle=2028 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1120
- - 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=3A71CB3F70E26E0E7E35F622E3DD9A09 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1956
- - 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=B2BDBB7F1B82C90DAAA570697E043909 --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1576
- 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⤵
  PID:1228

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4516

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
c62827614a399954ee6012033150d46c

SHA1
4ed2cbbe890eb46e7d3c8ef78deb0e474d9b657d

SHA256
f2b41eba2c5a8d869134ad7bc74e4108d1db91798b14553a892627ad5efdb9a6

SHA512
440d08662e002afd5a7b7fbdafac42df0ed2b4ffeb93b4fc87472108d4456ab97666657f6ebcc92dd1ad19e9c3fbe87b3cc0e24845da1b38e298d71254102976

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/2492-141-0x000000000A1B0000-0x000000000A1DA000-memory.dmp

Filesize
168KB

Download