0da75bdc62445f0988eaf4f8d29c2ae7e3274eedab08a695632c5040252ec3f3

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 04:25

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General

Target

57f9acf5186141160d0669067275433a.pdf
Size

33KB
MD5

57f9acf5186141160d0669067275433a
SHA1

a1f3c9936ba91e433871139d61ecaec95d793c68
SHA256

0da75bdc62445f0988eaf4f8d29c2ae7e3274eedab08a695632c5040252ec3f3
SHA512

7a318c8f8d38a9b8f4f52bb4e1c2faf317e39e024a59e69e6aa187492673996127aa6dd35e2b105f7b220c55c8a09f1d574453501415805ba110a6bcb65f907d
SSDEEP

768:kJ9bsn4BZyDua1EAJ0q6RoUuyCTXrkVf9o:w9YPqA+qYoUupb6f9o

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
988	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe
988	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 988 wrote to memory of 3740	988	AcroRd32.exe	97
PID 988 wrote to memory of 3740	988	AcroRd32.exe	97
PID 988 wrote to memory of 3740	988	AcroRd32.exe	97
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2684	3740	RdrCEF.exe	98
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99
PID 3740 wrote to memory of 2172	3740	RdrCEF.exe	99

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\57f9acf5186141160d0669067275433a.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:988
- 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:3740
- - 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=788562648D3C162A4193DA4551EDF64E --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2684
- - 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=ECE09C7C7C8C8CAFF8D52FB247722A7E --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=ECE09C7C7C8C8CAFF8D52FB247722A7E --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2172
- - 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=A45DC6A06391239F7859102FF84B0CB6 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2708
- - 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=71F6EE33D6B0B7FF27E4D8CB828C6341 --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=71F6EE33D6B0B7FF27E4D8CB828C6341 --renderer-client-id=5 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2844
- - 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=0EAE7C9FAC659410256035C57E9B64B4 --mojo-platform-channel-handle=2764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1672
- - 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=AF6C658D6561B03BFDAD13A9207F88E1 --mojo-platform-channel-handle=2716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3248

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
fcef084efea1bee95073f0dbb9980a3d

SHA1
f9c53db0b4b62f266138384869105619c0b2b5a5

SHA256
8ac8ea671c8dab19acdab41b02b093f5343d68f6587d6c6475a615ecbb7a0769

SHA512
90df52f35d5cdd95ea945584cbc2bcb5bda620928c86ad95855cc2751abd4592701fd1997dbc67ad1d6df3412d54c77ec623bd61a2c9b85bbb0d278f3b824972

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