de87749c62b3d3f002aff4bc5bc85cf8dee4f64a90683ba929d2a5bfc30c9ed9

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 05:40

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General

Target

08b1fb0c51c70b7919ac39ef7c621005.pdf
Size

86KB
MD5

08b1fb0c51c70b7919ac39ef7c621005
SHA1

c60b69ab3aaa377a079233dba4fc4467b17904aa
SHA256

de87749c62b3d3f002aff4bc5bc85cf8dee4f64a90683ba929d2a5bfc30c9ed9
SHA512

9d1e6bbf15a5bbf4c19221823f3e05547cacfaa7cef4d623cc21399b81aa3fa6bb8e627a4c5500a0163a8cc2c95288bb70902ca987d6e601e1865bbb3d7f899f
SSDEEP

1536:1XgWovID91BD0EznHM3zt3xFOl0ZYNZTHmXNSniTUYV8zPtvw0WgStRpDOYhqWQq:aGRju3qNZzm8+V0q86KYhtCU

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
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2532	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 1708	2532	AcroRd32.exe	94
PID 2532 wrote to memory of 1708	2532	AcroRd32.exe	94
PID 2532 wrote to memory of 1708	2532	AcroRd32.exe	94
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 8	1708	RdrCEF.exe	98
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97
PID 1708 wrote to memory of 2712	1708	RdrCEF.exe	97

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\08b1fb0c51c70b7919ac39ef7c621005.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:2532
- 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:1708
- - 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=4B3326AE7972C90C72684EF3E036091B --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=4B3326AE7972C90C72684EF3E036091B --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2712
- - 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=4C9FBEA12DAFBD406C6A49A11169134B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:8
- - 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=1257BCE6E0AA2B421621F1329621803B --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=1257BCE6E0AA2B421621F1329621803B --renderer-client-id=5 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1816
- - 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=018FF1E5544DC554E88EA92E80693513 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4540
- - 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=8C3A3C5D38C3F2ED610AD69ED4B60139 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2804
- - 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=B1EA02CDE013E90A6F424FBF3F2FB667 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2340
- 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:2356

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3060

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
45654ccb67f66d8e6c50ebff9000b953

SHA1
72463d68edb746da0ab001f426a9442ffda2ed24

SHA256
c8861197060e43113e2ef0c47033241268d6c975e864e9ce90853dd423a9a08a

SHA512
59ad7d667df3f8280f70b2cdee123c1d29bda3c88c46d06f3c0331029111be69e86202d9d92c38a626fda9cf80a4119cd641a542f3a6d4c46f99a19e81119b85

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