703219b1bd14a1f880b4b27549269a33077bd76d92d3772105ee3675db2ab01c

Analysis

max time kernel
154s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08/03/2024, 06:31

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General

Target

bac1086b14302899cc7190cb05a36d0e.pdf
Size

44KB
MD5

bac1086b14302899cc7190cb05a36d0e
SHA1

50a4b3bc5b2352039c2e8b4c37bdf482c7061c57
SHA256

703219b1bd14a1f880b4b27549269a33077bd76d92d3772105ee3675db2ab01c
SHA512

5ae00da019c0973dfa6b08b0e86224d01c48e4ea81bef9d05a2b90dc74d12fd1983699cf1f55fd2d586aaef2edda55f0b88cf9998b7a02932372a2d869ff85b2
SSDEEP

768:+BVTbN/dXBGzfGI2bc62LhpbI97uZ1hfHJZjQ1W9MVrLXtPg:uN/pBwzlI9QfpZs1fVrLXdg

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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
644	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 644 wrote to memory of 1844	644	AcroRd32.exe	91
PID 644 wrote to memory of 1844	644	AcroRd32.exe	91
PID 644 wrote to memory of 1844	644	AcroRd32.exe	91
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 4088	1844	RdrCEF.exe	93
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94
PID 1844 wrote to memory of 884	1844	RdrCEF.exe	94

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\bac1086b14302899cc7190cb05a36d0e.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:644
- 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: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=4730756D78A46B0BED143EA376AD28B1 --mojo-platform-channel-handle=1712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4088
- - 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=CD10473715321DEED5F2C58013D2480F --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=CD10473715321DEED5F2C58013D2480F --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:884
- - 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=ADE6AB138CEF564BEE95FF1C80D3E922 --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=ADE6AB138CEF564BEE95FF1C80D3E922 --renderer-client-id=4 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2540
- - 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=43D97B65634EAFFC4D3FAEAAD9FC3242 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2444
- - 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=0C658E6DA222D6BB46CA18D0D20D366C --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2732
- - 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=C9EBA1F83625056C637F62CB9ABD0CEC --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3492

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3480

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
64af16fb885bbb578af7f066f62b8027

SHA1
c9e594f0714275f00f0b7a0f5cfd1e920e86146b

SHA256
0d8bb218839808c7fb70a8cee69cad2e3b6add5fa33f0d3c52b00e78f03b637d

SHA512
ae9bd768b7d17b0eb13446a891d34db1b3cb4d5ad22d8f972be212adcf16e6a73c0d1cb354d3920e5de6bb9be989b5378f9b2f848bb5205a2cfdc379d9f98582

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