9b663b1273c5e2868f3c5501b4c13a9923a4b37fea20512e5d68937af120d743

Analysis

max time kernel
144s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/01/2024, 11:40

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General

Target

5b261a668f1ea4ced4c908f7a2d81bd7.pdf
Size

75KB
MD5

5b261a668f1ea4ced4c908f7a2d81bd7
SHA1

6b3bcc1dc989f7039c25d70623d39abc1f73da3b
SHA256

9b663b1273c5e2868f3c5501b4c13a9923a4b37fea20512e5d68937af120d743
SHA512

9c92d9ec39c41253e00a8a88a26ac9f71b6c7031316e7880bcdec87a9c6a542f5f2a417b52386348e880110383084acaabcb6e1eee59d10427b82180933239bb
SSDEEP

1536:I3HR9NaXsG2GuCzhQX6AsxLgcX/Zx8K6pchTtW1Krwqkc00UWepOZ6afhfd3j:KHJQRhzAsxU+/ZureB0R8npZ6qhfV

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2144	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe
2144	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 2932	2144	AcroRd32.exe	93
PID 2144 wrote to memory of 2932	2144	AcroRd32.exe	93
PID 2144 wrote to memory of 2932	2144	AcroRd32.exe	93
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 744	2932	RdrCEF.exe	95
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96
PID 2932 wrote to memory of 1668	2932	RdrCEF.exe	96

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\5b261a668f1ea4ced4c908f7a2d81bd7.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:2144
- 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:2932
- - 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=1F234E9C3CA032321CAF2F91CA1E153E --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:744
- - 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=D49550AB4AF1B627AFBE43883856D0DB --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=D49550AB4AF1B627AFBE43883856D0DB --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1668
- - 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=E3893127C149A01B0609C75CCB6B8560 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:760
- - 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=C9248DD4EA0FA9FA627C3836AC8A1597 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:208
- - 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=E6B088F6A73ED7096D3B26C8E6CC0CAC --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=E6B088F6A73ED7096D3B26C8E6CC0CAC --renderer-client-id=6 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4492
- - 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=895A5D83C2EEF358ABCAD47911244282 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1268

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5080

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
45481c2bde4435e2d35f318a65e4c010

SHA1
bb513b3d9094298e7c65d8459366015792a35bfd

SHA256
24dd4ff439d5b5dbbdec2065201f1d53fed4b173e4410d8180319d0fcaf96cb5

SHA512
90351bfa33ef8966f0426cfbee540d4c5f05baa701755b879c450fa68cbd0cef934568b151f5abba0853dbd9d1b8afcb8caef3744a8a6e989dd147b0233e263d

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/2144-28-0x0000000008F60000-0x0000000008F81000-memory.dmp

Filesize
132KB

Download