2eac4f2562440e6cc503bf4804b55e7cf661dbcff6e283361e018b5d0edfe29d

Analysis

max time kernel
141s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2024, 02:58

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General

Target

bd7e6758ba1268a847216b1631359cfb.pdf
Size

84KB
MD5

bd7e6758ba1268a847216b1631359cfb
SHA1

ad54dd6eef25de1dd6a425d19b8384091020002f
SHA256

2eac4f2562440e6cc503bf4804b55e7cf661dbcff6e283361e018b5d0edfe29d
SHA512

9885d675a15b25b8667562bcb1a97bf7b5e06a0ea1947aa036574880725976912ffb5a2b9abb6811e2d4beebccc415a3724494d4510a8f6b2189db9d77120a97
SSDEEP

1536:pOGN0wNGBzB/6uhxvcdqlAJR7iIVidQ1sGhd9fvXQSW2DlcOJWWOpOaZn7BgOQ/p:BgBzB/5hxvxKR71Vidr+n5JcOJLaZ7B2

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3572	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe
3572	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3572 wrote to memory of 3580	3572	AcroRd32.exe	85
PID 3572 wrote to memory of 3580	3572	AcroRd32.exe	85
PID 3572 wrote to memory of 3580	3572	AcroRd32.exe	85
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2636	3580	RdrCEF.exe	86
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87
PID 3580 wrote to memory of 2300	3580	RdrCEF.exe	87

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\bd7e6758ba1268a847216b1631359cfb.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:3572
- 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:3580
- - 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=FC98017B36A3701342D5832BCE0CC480 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2636
- - 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=AF2314D92654C435FA11D64EF0D0CF48 --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=AF2314D92654C435FA11D64EF0D0CF48 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2300
- - 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=4256CD6BE13551808BF4D08A7C893FE6 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2556
- - 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=3D3028481673A424CE705F571D98D364 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1032
- - 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=40FC6ADCEF2C451D92A43972A054B41E --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=40FC6ADCEF2C451D92A43972A054B41E --renderer-client-id=6 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4136
- - 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=8A0293277FDCED093CC22B4A7E28A10A --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5024

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3980

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
dd973e24f5a39bf5c1f53cd2c4292e23

SHA1
de5ec7d4cfb880cffca94f56bea81fece6fcf0ae

SHA256
f95bca21ff9b1668498d86f998fcd766608acf6e3cfd947281db9fc1f167688a

SHA512
1120764fc09d263ccaf50c834e468b4561a93258c21acb7f82b666aa848ff20e3fd79e0b73255b8dc912b51702a317f0fcaac9bc3688ddc0784e811a1cf31a92

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/3572-26-0x000000000C690000-0x000000000C6E0000-memory.dmp

Filesize
320KB

Download