15ad545a3cbe68163f0b9019eb9ec83e21fbc4341703d490a86649e100044ebf

Analysis

max time kernel
165s
max time network
180s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2023 08:04

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General

Target

7ba3a45269215e9875235055c9f7158c.pdf
Size

42KB
MD5

7ba3a45269215e9875235055c9f7158c
SHA1

6736a7e08b943c82ea0c4fea87c11f9bc9d5714c
SHA256

15ad545a3cbe68163f0b9019eb9ec83e21fbc4341703d490a86649e100044ebf
SHA512

f96e3aa829891ff2bf37e4bd4686eb050e0fbbaa6f112d8305740bae0f28d71530122e0c600b3fe9fe04f8bf9c4d37f2558bdff6d07984772020d46ff55c2b9d
SSDEEP

768:b7kJ2HwnNgAx4JNZRAx96Ggq3METvond4GEtbpTxnEbkyizcZIxA4:62HEiNnAxWq3Xond4GEzTxEbSbA4

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
456	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 456 wrote to memory of 912	456	AcroRd32.exe	92
PID 456 wrote to memory of 912	456	AcroRd32.exe	92
PID 456 wrote to memory of 912	456	AcroRd32.exe	92
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 3832	912	RdrCEF.exe	94
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93
PID 912 wrote to memory of 2772	912	RdrCEF.exe	93

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\7ba3a45269215e9875235055c9f7158c.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:456
- 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:912
- - 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=A200C95F52D5D57776A434016E793B88 --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=A200C95F52D5D57776A434016E793B88 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2772
- - 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=96F3B62238D20AC6A261CA18B4F1EC4A --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3832
- - 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=03B357B52D974DB07D7F6B0D18ABB214 --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=03B357B52D974DB07D7F6B0D18ABB214 --renderer-client-id=5 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3980
- - 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=BB789E39A3CC232C268582205B89853D --mojo-platform-channel-handle=1844 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2240
- - 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=320EF45ED8B2BC0AFC14D6490E4FADF4 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3080
- - 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=AEBF41305CBC0FEC29235BBFDC372A4E --mojo-platform-channel-handle=1780 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4660

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3448

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
08306c4a7ddc9c59d7b14e12c22a87b3

SHA1
3fbc57a85b82949e4bf5e70cd8315bde63f961b2

SHA256
62d0f7482539d1b55c13df150e29c4642a325c5fd6924f6999939c46f3e4921e

SHA512
c0cea8aff301add339c1ee58be3022e92aec8303c6a30ce2f7bbb048b1e11b9c6f5e88f6e19a1aab31ab3b9981ddb3e6d9fa2f8bf67a6726226609de59065fb5

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/456-27-0x0000000009670000-0x0000000009691000-memory.dmp

Filesize
132KB

Download