9b7b50eda2c9510c3e728fa89de5fcced27f3bf41b4c282770ce2c89d79064bd

Analysis

max time kernel
141s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13/02/2024, 21:56

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General

Target

9a024bdb7102985123cad385d48362ca.pdf
Size

76KB
MD5

9a024bdb7102985123cad385d48362ca
SHA1

4580bd3e8d394870c245a825195b624645e23e02
SHA256

9b7b50eda2c9510c3e728fa89de5fcced27f3bf41b4c282770ce2c89d79064bd
SHA512

6021dbb7a4be222497d1be3390b751eb13925bee552700b8f56d5082b99a4b73bbd9d83d42d8b83b3ced145060768e640f392e0e920c8ed9b6fe92545842de57
SSDEEP

1536:qv9CxbLsUAQSiP1P4eQlWnk5wOWAsdYTCpiWWZnwplW8pO7ONJC:2InscSiGlWnkOesxpiWWZnwpk7V

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
428	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe
428	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 428 wrote to memory of 4084	428	AcroRd32.exe	85
PID 428 wrote to memory of 4084	428	AcroRd32.exe	85
PID 428 wrote to memory of 4084	428	AcroRd32.exe	85
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 3512	4084	RdrCEF.exe	86
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	RdrCEF.exe	87
PID 4084 wrote to memory of 4476	4084	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\9a024bdb7102985123cad385d48362ca.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:428
- 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:4084
- - 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=DD806D3C4D47075D06EDAE28410FBEB8 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3512
- - 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=3D98B10E2FFECBDB3578AE3FB95195A5 --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=3D98B10E2FFECBDB3578AE3FB95195A5 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4476
- - 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=021B57BA719C9F612796CEDB2C186D3C --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=021B57BA719C9F612796CEDB2C186D3C --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2564
- - 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=CB6EA895AC6F38E371EFCB20A6C40621 --mojo-platform-channel-handle=2644 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3828
- - 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=CECFDF90E3790741836D817655F11D84 --mojo-platform-channel-handle=2800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4892
- - 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=EE461A6DAC49B2C2CEA919EA884B5BA8 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:436

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1912

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
9202d7a78fffdfb107c27660c95837eb

SHA1
35bcde0d99775e0c6bef391b4936fba148a008f3

SHA256
38b03618f7f35fa2f9f91b97056b65cb1fe32261b6f98ab5289751b1c6fb0443

SHA512
2a1ebc0e049db3f85c310b99ac270b47d4ec436cad0bc158e9d40bb12ab8162fe79abe5c3a57091264b9ef24e2cdea92f241b0d0b332651d34598e0e7ba820ea

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/428-26-0x000000000B640000-0x000000000B661000-memory.dmp

Filesize
132KB

Download