f4cf7245b73de73ae2e6a25e6ca63d773c60e0f3a4336297692bacc6fa3964e6

Analysis

max time kernel
141s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2024, 16:17

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General

Target

8cc6bd3f724d0b96384b2cc72516ae29.pdf
Size

42KB
MD5

8cc6bd3f724d0b96384b2cc72516ae29
SHA1

e338cce373aaed1652cfbac4ba7f50bf9b844995
SHA256

f4cf7245b73de73ae2e6a25e6ca63d773c60e0f3a4336297692bacc6fa3964e6
SHA512

d8bdb163e90a62fd87931f8f94723cd830d4f1fae84930d676c01095c6bbc309ebe320812f3af378b30ef6f37a04306f3bae784b970665876672f22d42a78560
SSDEEP

768:XMO/pHyrIJGNvf7mb4MHr6Za1ImqFg35iEMGwTYkAZjfXMWirfUCOwts:8O/8rIJ2mP2tvFCxmAZjfHwts

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1320	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe
1320	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1320 wrote to memory of 1052	1320	AcroRd32.exe	91
PID 1320 wrote to memory of 1052	1320	AcroRd32.exe	91
PID 1320 wrote to memory of 1052	1320	AcroRd32.exe	91
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 1284	1052	RdrCEF.exe	92
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	RdrCEF.exe	93
PID 1052 wrote to memory of 436	1052	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\8cc6bd3f724d0b96384b2cc72516ae29.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:1320
- 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:1052
- - 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=AEBFC76696CADFD586AE558D6EB9DCD6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1284
- - 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=7B6A07ED9763A23942D1BDCE0874F22E --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=7B6A07ED9763A23942D1BDCE0874F22E --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:436
- - 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=DF8841C431F3C378DD6054CCA40E033E --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1916
- - 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=F0DAB458F73A19E12C9C6534238E0B65 --mojo-platform-channel-handle=2388 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3336
- - 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=0EBCE3399C7304965DEE469CF757C7D3 --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1612
- - 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=727CB1C0E94B91FEC3C7292CC9478651 --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=727CB1C0E94B91FEC3C7292CC9478651 --renderer-client-id=7 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1616

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
425b274fc43c197b5c40acea5cf8281d

SHA1
44a7a6ee025321c5aea41a1eac8dd1ed9aabe7cb

SHA256
50b073174a80b67bd03957eb57ab3a9cb95d6954d7bb2956a4d4e51d9ef57e1e

SHA512
f5f7a59ddde8aee05d603c85c6e347ccee52ba4cbfd3ae11a5a6cfcd727f924ea2b719539ad6261b966df9660a1151a9ac8fb5ec6cf38e92ba3ac19ed0f4df38

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