0f97ff85b3fb99cd17be8dd4c9697df9366ed83535616398448cd147801f5e66

Analysis

max time kernel
142s
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
29/12/2023, 21:56

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General

Target

04f3eae935cac82df4f769f46e92c0f8.pdf
Size

80KB
MD5

04f3eae935cac82df4f769f46e92c0f8
SHA1

a5611dce6fea3c317181de8636330eecfc1a1e69
SHA256

0f97ff85b3fb99cd17be8dd4c9697df9366ed83535616398448cd147801f5e66
SHA512

0b263fa762768bd33fad4597bed7a6bdf978bdc883df26e1e4fbdb182e52de0eba8f28d1cff247fdb13a365c8830a142dacd7255637c5d824b1d23261293043c
SSDEEP

1536:KNTZwo2Oubh/1Yr8/wHvUKPqsYlTNBaYAlrWGGqwVrqwdwIoeWspORI1m:6Zwo2OubQAUvDqsISY6mqwfoxRH

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3412	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe
3412	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3412 wrote to memory of 2036	3412	AcroRd32.exe	91
PID 3412 wrote to memory of 2036	3412	AcroRd32.exe	91
PID 3412 wrote to memory of 2036	3412	AcroRd32.exe	91
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 3660	2036	RdrCEF.exe	93
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92
PID 2036 wrote to memory of 928	2036	RdrCEF.exe	92

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\04f3eae935cac82df4f769f46e92c0f8.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:3412
- 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:2036
- - 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=4C60A5E4B0BC0A1824F772467A289A4C --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=4C60A5E4B0BC0A1824F772467A289A4C --renderer-client-id=2 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:928
- - 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=BBB0423149BF6CB63B4DED54A01A8498 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3660
- - 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=5BDFB96AED35C2AC66C3544ED6DCCC43 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3980
- - 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=0A97A1E0FFC881A88E80FA9CD5F9F5ED --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=0A97A1E0FFC881A88E80FA9CD5F9F5ED --renderer-client-id=5 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2332
- - 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=987C10B1A9A5D5F7B5F6FCDB26BE355F --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4856
- - 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=A4DC2E8F4C1CC06D27317A0A1791D870 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3216

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2768

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
dd6ffa5b621b38acea5eccaf4d78b711

SHA1
e4279c3d5471e2a36750a5fb1f7096bbe17fc8d5

SHA256
65108160f8c4634e8eaa59be911017cdd9a43ea39f255b3c59fc5fee3aa121a5

SHA512
2489419d49ae6f90830fcb6b9cf571ab62cd5764fa2f77bf202430d1530293b135e8930fe6becee6918430bed34b330972435d1228b2f0d6aaa1539288f49389

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