36bff220199c1f94c1f9465ad8e000464c5e8d1bdd4f3b4f68d5b233bdab32c8

Analysis

max time kernel
141s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 05:25

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General

Target

29ea15ec11efc0895c06b347d2600a2c.pdf
Size

103KB
MD5

29ea15ec11efc0895c06b347d2600a2c
SHA1

e57bfd6c224516a794a9d45e085ddfe48188e4f1
SHA256

36bff220199c1f94c1f9465ad8e000464c5e8d1bdd4f3b4f68d5b233bdab32c8
SHA512

9c9c6f150f4762148cfa9ab4ec990bba4f6058fc0e722d9b0038c48e4a7425c4dfb896dde29109644b1c52735ec62d2fe25080e3486269e53dc713e2d28e31c4
SSDEEP

3072:Hi1EDob8fETEHxnR2lMcRJlD2RPjcIUFNVgLU:HiAob8fET+YMcWLRSp

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4148	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe
4148	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4148 wrote to memory of 968	4148	AcroRd32.exe	89
PID 4148 wrote to memory of 968	4148	AcroRd32.exe	89
PID 4148 wrote to memory of 968	4148	AcroRd32.exe	89
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 2532	968	RdrCEF.exe	96
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95
PID 968 wrote to memory of 4304	968	RdrCEF.exe	95

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\29ea15ec11efc0895c06b347d2600a2c.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:4148
- 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: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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=A16C7373084549030DDCB8D5A0BB502C --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=A16C7373084549030DDCB8D5A0BB502C --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4304
- - 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=A48B569A814E0B7FD3A546CF924824DD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=9C1420648907347FFEADD1B7BE9DA968 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4364
- - 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=7259BA1D2378AA4C11DBC202C624D9E7 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2344
- - 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=A683D86A447252BE35063FF671D5ACED --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4456
- - 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=386A3AAD15BFC04D95F78D905EEBD648 --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=386A3AAD15BFC04D95F78D905EEBD648 --renderer-client-id=6 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2080

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4024

C:\Windows\System32\mousocoreworker.exe
C:\Windows\System32\mousocoreworker.exe -Embedding
1⤵
PID:4364

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
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