57165d90e19d203e56e47bd3dd0ed716d78b92a070bd2ac2b78999f22b2b2570

Analysis

max time kernel
142s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2024, 09:46

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General

Target

a18f322f15027198b060890117dd7024.pdf
Size

43KB
MD5

a18f322f15027198b060890117dd7024
SHA1

1c62253bf7ac3d1177771c9d2980ce41a16c6166
SHA256

57165d90e19d203e56e47bd3dd0ed716d78b92a070bd2ac2b78999f22b2b2570
SHA512

76c118748db15d05bc6fe3113c2507755a1a48c92f070da1655197d261111443bd9805a9d54b5ec28f96058fef1b6259930924bb8836bad2320ab000c426f59f
SSDEEP

768:oJ3e/3wRxpNXVabte8p2BHaCwFsqIlmcDsEOD/Gsu3NKihF7eLnu/HzxYRleZlYS:oufwRRXIbte8p2BHaCwFsflmcDsEXFNZ

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-1-5-21-910440534-423636034-2318342392-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3592 wrote to memory of 2504	3592	AcroRd32.exe	87
PID 3592 wrote to memory of 2504	3592	AcroRd32.exe	87
PID 3592 wrote to memory of 2504	3592	AcroRd32.exe	87
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 3152	2504	RdrCEF.exe	88
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89
PID 2504 wrote to memory of 5000	2504	RdrCEF.exe	89

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\a18f322f15027198b060890117dd7024.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:3592
- 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:2504
- - 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=35AB34394A7FD8379049A574F82575F7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3152
- - 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=AFEF52D365ECFDED5455242E75B9EAE7 --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=AFEF52D365ECFDED5455242E75B9EAE7 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5000
- - 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=B798B80CFE0F0A920B5D5A8A5DDBDC76 --mojo-platform-channel-handle=2188 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5064
- - 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=87662E40D2D971854F156D715231A223 --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=87662E40D2D971854F156D715231A223 --renderer-client-id=5 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4060
- - 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=A8AA881F540D888F667473FA0DAD7898 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2752
- - 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=A532CA1B4CB9C9BF551A46FAC689B376 --mojo-platform-channel-handle=2792 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4448

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:224

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

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
19e315077acff6845628085bf099ad94

SHA1
855b74906a1582173d0dc6a6aa2f76d964bdb7b0

SHA256
b5ec2032e2a0ef5bdca32b98b5552188a3aa256f48d3a4b191d44d97ce545398

SHA512
77e06f8724784215a94503298d4afad6656393efaaa0c90b2f32e1986eee0a1c58ccb8cbfb75cd0ccd1ce8202425982d2702ea7d484973f70278145ec067ac39

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
memory/3592-26-0x0000000009B20000-0x0000000009B70000-memory.dmp

Filesize
320KB

Download