c6e5d8a80d7a259403a33a7e2ee4cb26356edd4a2cae93ceb1e220756cf366ce

Analysis

max time kernel
151s
max time network
156s
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, 15:49

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General

Target

e1764f924d6f2adc269c93af44088231.pdf
Size

77KB
MD5

e1764f924d6f2adc269c93af44088231
SHA1

de18f8a01002a82dceefd988581f7856523cfdf1
SHA256

c6e5d8a80d7a259403a33a7e2ee4cb26356edd4a2cae93ceb1e220756cf366ce
SHA512

d83dd97361b7ef08e58e5a9c2746686f99ea34ec20cfeae514c0341b3af4554921729d3935ce6fd0118d4c55076f702a363dbe92071a3e47cec94ca0c3e10c10
SSDEEP

1536:7kemguNHQh4pt3tfHecStPFKvtKHSHI2zHRifzNj5D6QMMa4Bkwt6tMj:oezuNRptsI1KHdiIzNjt6grBkBo

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
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
472	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 472 wrote to memory of 1140	472	AcroRd32.exe	90
PID 472 wrote to memory of 1140	472	AcroRd32.exe	90
PID 472 wrote to memory of 1140	472	AcroRd32.exe	90
PID 472 wrote to memory of 4848	472	AcroRd32.exe	91
PID 472 wrote to memory of 4848	472	AcroRd32.exe	91
PID 472 wrote to memory of 4848	472	AcroRd32.exe	91
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 3084	1140	RdrCEF.exe	92
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	RdrCEF.exe	93
PID 1140 wrote to memory of 904	1140	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\e1764f924d6f2adc269c93af44088231.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:472
- 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:1140
- - 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=45195AEBC798E1F1F7372182B153C4FB --mojo-platform-channel-handle=1624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3084
- - 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=0B5231E9441987042637A9AAC4856F8C --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=0B5231E9441987042637A9AAC4856F8C --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    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=A2E9CA3EDECE2DCE384E934148129311 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3672
- - 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=2989C983F5E1EB68899E4545D81A1259 --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=2989C983F5E1EB68899E4545D81A1259 --renderer-client-id=5 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2992
- - 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=7B8E60431E94A4CBD5CA5D8EF61C86ED --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1312
- - 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=0AA4950F7236A783D33F2D6C47707E3C --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3604
- 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⤵
  PID:4848

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5116

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
37a5906b0da77d97b55333fa8363d0d0

SHA1
70220d2f9ec6af6df59ce79397a802571a81d33c

SHA256
9420fd52845841da02156477b2682954a8b30606e5e26d31b9e070465a8a7e7b

SHA512
a6a6309d016d623c3b48b93df3cfa4d302d3e509268c6d4d12ef31e7f7c8518c58b77400a0bedaf1a16c9d5d9f2b7eb600bffbb4b64158aa60f9c658ecde778f

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