23c2486f84db1ae3dfacd29e4071a57a4b44b21084e779048f6a82606f20cb97

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
06-07-2024 19:38

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General

Target

23c2486f84db1ae3dfacd29e4071a57a4b44b21084e779048f6a82606f20cb97.pdf
Size

90KB
MD5

5bfe12988ce991eb79152c0c874aa244
SHA1

641f71d8fa8c7577c3fffc368ebfa27f5c4f454b
SHA256

23c2486f84db1ae3dfacd29e4071a57a4b44b21084e779048f6a82606f20cb97
SHA512

b357c31a05545e672e9f75fe39f06ea5a60c5ce0a37679aa656f458465365d3c224655e0fe422ab0682600590b85fc878b3c739884f55045cc9d791d91d74bfa
SSDEEP

1536:Pz1cOvb8Z+/yzI+NAJAZLMbJME+BZ+6cRTnSxlKWAXhrgjUXHMtYd:Prz8I/nkuVI7+6cpntzrUtYd

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-1-5-21-3642458265-1901903390-453309326-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2792	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe
2792	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 1444	2792	AcroRd32.exe	87
PID 2792 wrote to memory of 1444	2792	AcroRd32.exe	87
PID 2792 wrote to memory of 1444	2792	AcroRd32.exe	87
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 4672	1444	RdrCEF.exe	88
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	RdrCEF.exe	89
PID 1444 wrote to memory of 1232	1444	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\23c2486f84db1ae3dfacd29e4071a57a4b44b21084e779048f6a82606f20cb97.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:2792
- 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:1444
- - 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=C6290927F505993A1BECE69BA5C4A92E --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4672
- - 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=720053C3BB2CDF0AEF2926BDA7C2B72F --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=720053C3BB2CDF0AEF2926BDA7C2B72F --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1232
- - 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=CE96713B3B014FB8A9D30F2BA4414B3D --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4588
- - 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=9CEA74A718442A2981D4DF4D9442AA6C --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:300
- - 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=AFB3CFAD93551E4899135A225A2AB663 --mojo-platform-channel-handle=1912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4616
- - 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=3C4324D4FDDC2A4B8A7B146FD46EE08C --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=3C4324D4FDDC2A4B8A7B146FD46EE08C --renderer-client-id=7 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4564

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2312

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
39c9f509efa4f6f42066e2173fd572c4

SHA1
028036c9a475b248e5c07a67917d97237374f149

SHA256
744d3721d792b7f80f54937835baa1e37f1377da122eb3a17c62ca242c32f240

SHA512
bdc5b3dbd5032acc26c52d8526ceb083f2bfdb97182c49f67678ab0554899c174927b79cf9c5eef2c37766f7a1478f1e78eb29884a7483da66699ee2cf12d1ce

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