c5ad74a5c274c59cf55f660c3012d9840e59bbb3802aabb4fd567e9023eb41f7

Analysis

max time kernel
141s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2024, 23:47

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General

Target

bf46a9b9f79edf7d4423df99b6cf7f0e.pdf
Size

87KB
MD5

bf46a9b9f79edf7d4423df99b6cf7f0e
SHA1

d8f8c86af3d2f17f1ec15a39b9689cf95b199cf4
SHA256

c5ad74a5c274c59cf55f660c3012d9840e59bbb3802aabb4fd567e9023eb41f7
SHA512

0d4f4bf7a52558055d8519256351d00decfcef26461d0e7b287c775e2f3fa9b4ed5d2f1fe65b5cbc0234925c640699217b0867e557005b35248a2ed637cbaac8
SSDEEP

1536:GVUjzAcziZdNjL/KGrmJOm5WnodYKSbPqmE5+9F3zEIsNWBtL/ScD7LbBuQW8pOL:CUvVun9/KGKJOmAnmWqmFtYIXtLqcDFe

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
444	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe
444	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 444 wrote to memory of 904	444	AcroRd32.exe	91
PID 444 wrote to memory of 904	444	AcroRd32.exe	91
PID 444 wrote to memory of 904	444	AcroRd32.exe	91
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 4280	904	RdrCEF.exe	92
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	RdrCEF.exe	93
PID 904 wrote to memory of 5016	904	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\bf46a9b9f79edf7d4423df99b6cf7f0e.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:444
- 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:904
- - 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=EEC81CA7D4E8C99E38275595CC800250 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4280
- - 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=E9762F2A90761EB604939847D06716FC --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=E9762F2A90761EB604939847D06716FC --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5016
- - 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=9A3CED2F486060606421EF2D7F794A3F --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4288
- - 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=AF82EDE36C1DD73C2D5F940CDB9E5E02 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1180
- - 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=0DAD42F1FEDE812BBFCA7255DD4417E4 --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=0DAD42F1FEDE812BBFCA7255DD4417E4 --renderer-client-id=6 --mojo-platform-channel-handle=2364 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4804
- - 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=CD7D7816A7A465891261DE6E7333DCDE --mojo-platform-channel-handle=2800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2240

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4092

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
add66956ae313e5d83c0af922ad333b6

SHA1
49e66d56927777484155b4e793b0e296b77b05b5

SHA256
46a7139da10b6dc3e0b6bc45702a1a76b88302c345c3d721568b65945af378ea

SHA512
de0ce393f6f51f13591a02582b322527dbe3061ced5d8f1321b9649e858d30f4bc2e82454017c6445e4cbe45a7e31d4c0531e6164aa9d129d5445f2776facc61

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