438d77e91a73cfa3bee6631dfaaa943512cc4a3233bd75dbc10135f7cdfad809

Analysis

max time kernel
142s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12-02-2024 07:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

969f8c85877c7b30cf8766fd3a517d5f.pdf
Size

94KB
MD5

969f8c85877c7b30cf8766fd3a517d5f
SHA1

eb1c5f40afb6ed8dd5ffc2fbe22a06e54179e9a1
SHA256

438d77e91a73cfa3bee6631dfaaa943512cc4a3233bd75dbc10135f7cdfad809
SHA512

80ff4346d281b6af0420fd4860934ad5352a2b2e14a982d465bbbb070007a392800d5ee85a511752debca3fe7d86558aa738579aac2f5a8042b46a0e72a7e618
SSDEEP

1536:stHbY8t/haS4aW+UYBPIjqQ1mmTxjE+ACYl/CzfvP4U6Jydm2WBQMr+QttbjW8p2:qHbrXaLCUYBPwYuAHLU6nPQMBLbO7/

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
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3360	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe
3360	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3360 wrote to memory of 4924	3360	AcroRd32.exe	87
PID 3360 wrote to memory of 4924	3360	AcroRd32.exe	87
PID 3360 wrote to memory of 4924	3360	AcroRd32.exe	87
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 1620	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 2276	4924	RdrCEF.exe	91

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\969f8c85877c7b30cf8766fd3a517d5f.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:3360
- 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:4924
- - 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=C2FF0B66E4F45F71332C33BF6CEFC737 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1620
- - 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=6FCB197CCBD73454D667A2E437963EB1 --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=6FCB197CCBD73454D667A2E437963EB1 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2276
- - 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=D623E573B35CB333B981B7732AE8C34C --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2552
- - 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=F13B809D54FC7D85DB52487909760DB9 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2136
- - 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=340E16EBAE5D139351FF2D3005C1D2C3 --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=340E16EBAE5D139351FF2D3005C1D2C3 --renderer-client-id=6 --mojo-platform-channel-handle=1784 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:968
- - 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=FFC80134BB6F2D47A94EF2C91A314D78 --mojo-platform-channel-handle=2712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4408

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
ba377c2e0dd7a8af1099ac7561bff839

SHA1
c209dbc337095d46d9d6d2791e8893451ebf4ded

SHA256
8007a8c4e67beaae277cbf2cedc2e8a3ac8dc68f13830900bc263141b810511c

SHA512
2647a8e222ce2fb0e9574a5ce4a571aa2df1ede93f394180c64d6c4457a03a488c9307487ce8a02364d7fc9436b570f4302ac5c0b6973655bf8fa9ce67056f4b

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