4477cfe730158b9a7cb8c042d17a22bb6870826fbe92c3951e785431fe49123d

Analysis

max time kernel
143s
max time network
152s
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, 01:56

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General

Target
47b9f7e7704fe9b9bbe49b29389bc22e.pdf
Size 4KB
Sample240107-ccqq6acbfn
SHA256 4477cfe730158b9a7cb8c042d17a22bb6870826fbe92c3951e785431fe49123d
MD5 47b9f7e7704fe9b9bbe49b29389bc22e
SHA1 df9c9346aad494793b86ef494ed667910f98268b
SHA512 95b314f9e1d025e4d16052c3d59acfedfeaa3d1f37fe387bc0400ea167cef8b4161717ff49cf774286a0c8bba991f30aa8cb22b3ef76c05a59e9979c72d26d4a
SSDEEP 96:G0G1oBwJh51Sc13YlCp8BIVMKMxAGwc/UeBTHQOKgd8g5bITu2ybdU1i:G0G2mJhLScVY4rjfcDBzQkbQbi
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2700	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe
2700	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 3892	2700	AcroRd32.exe	91
PID 2700 wrote to memory of 3892	2700	AcroRd32.exe	91
PID 2700 wrote to memory of 3892	2700	AcroRd32.exe	91
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2824	3892	RdrCEF.exe	92
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	RdrCEF.exe	93
PID 3892 wrote to memory of 2148	3892	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\47b9f7e7704fe9b9bbe49b29389bc22e.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:2700
- 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:3892
- - 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=657547332C59D3C29D69A685593830F6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2824
- - 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=7FF7058BC3D84407F364E9769380DC8C --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=7FF7058BC3D84407F364E9769380DC8C --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2148
- - 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=14CF5CAE66A4D60A6BDA81F960876469 --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=14CF5CAE66A4D60A6BDA81F960876469 --renderer-client-id=4 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:732
- - 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=5982AEAEDE48AEF5F349E2411F97FE15 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2000
- - 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=8F5A58DDF29476D8E521A2AD8B710230 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3600
- - 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=2BAC710204DAAC1B5DC6CF3F0A53247D --mojo-platform-channel-handle=2652 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3812

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 3d88adcbe968e418003d4ddced0d6d85ad265e1e5cf018b226951bee03704b6c
MD5 736888be5ac04aaf0dfacc5c1922a5ea
SHA1 5235c1316b963e7cb4ef5ee229a041c8cd86e72b
SHA512 d3ce8b5f1bb5ef5da4f7e63d7e708f8b1d6cbfbf3e8e447e8bc1290cccdceafa02c3ca68fc5f5daff6d6c6a8094107919adfcff2e2e664ba4796157131e86373
SSDEEP 384:yeNdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:k+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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