88e1d2b091e8e261740f6a36f19f05f6855d7a3573028de864af685b93e2915d

Analysis

max time kernel
159s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
07-01-2024 20:13

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General

Target

49a8ec460ea186e613f6919f18c9f3a3.pdf
Size

88KB
MD5

49a8ec460ea186e613f6919f18c9f3a3
SHA1

23ab1c3c4c8b8ddc99b144d6e8c323cfd8dbd8d2
SHA256

88e1d2b091e8e261740f6a36f19f05f6855d7a3573028de864af685b93e2915d
SHA512

13db99736e0c59b3da19d48558787c746497118dca66f083b7ceb5488e24135490ce0eeab5203b92d7f851549875284add58df9315926e07f46c53d27c62f06d
SSDEEP

1536:yROmSnNbTtfMnezdXjjqR6IFskWrScSRsmSf7acO+uUWIRCd0ossaLxaXx5DdCGm:MbsNbBfVhidArS9sucOTcRO0pRx8DdC7

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
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1208	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe
1208	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1208 wrote to memory of 3500	1208	AcroRd32.exe	95
PID 1208 wrote to memory of 3500	1208	AcroRd32.exe	95
PID 1208 wrote to memory of 3500	1208	AcroRd32.exe	95
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 412	3500	RdrCEF.exe	96
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97
PID 3500 wrote to memory of 1844	3500	RdrCEF.exe	97

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\49a8ec460ea186e613f6919f18c9f3a3.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:1208
- 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:3500
- - 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=61B1091DCFB6DC9804B79D2D7D3F62A9 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:412
- - 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=561A04DE13F6224402548CDB1C1E6BD1 --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=561A04DE13F6224402548CDB1C1E6BD1 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1844
- - 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=F3D31A169A6EFB68DDE100F5A4446A51 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4052
- - 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=6E36CF83C8ACC66A721F57620BDD197B --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=6E36CF83C8ACC66A721F57620BDD197B --renderer-client-id=5 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1128
- - 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=46D42FA9F26386337CAEC09DF6EDF0D0 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3496
- - 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=57608F16A08B73F2DBAAB23D30C2853B --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3220

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5040

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
34833a5961e2565fc1ff92cb42e208c3

SHA1
a58bced4c8dab97954b1d568bc598671cb4f7b8d

SHA256
11767ada16825da42906da93a7e7b63afaba2df16e1f270785e3a5eeef449d93

SHA512
1759bfce8244f6d88d781ad04826beb6bcc0f1f92d780d76868350b3a9c732024b0512339882272f5eacc1f576ad4fc263003bdb8549ca7b121e6bcc02412eca

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