21fb46f34525d4f5916b854364bbed1603bf024939dfdeb7c535992071622c0e

Analysis

max time kernel
147s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 05:22

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

559b513103dd5f93e07a54553d87b05e.pdf
Size

52KB
MD5

559b513103dd5f93e07a54553d87b05e
SHA1

a1adb2d19123735f285dd31c32f23434cea57d26
SHA256

21fb46f34525d4f5916b854364bbed1603bf024939dfdeb7c535992071622c0e
SHA512

eff0ca14c26c9ff0f5a83037da1e143542d19fa898e9e1bb3826da1dda7e059348cc5c5b7f7800333a252ac0754ffcda14e5f9db4a4e20160c081ecaa0cd1226
SSDEEP

1536:hwy8/E+Vxcj+IpJP7UQwtgZm9M6hF5f/g4k/3Xb:qy8do5pJPwHOm9M25tkb

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
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2428	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 964	2428	AcroRd32.exe	93
PID 2428 wrote to memory of 964	2428	AcroRd32.exe	93
PID 2428 wrote to memory of 964	2428	AcroRd32.exe	93
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2008	964	RdrCEF.exe	94
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95
PID 964 wrote to memory of 2320	964	RdrCEF.exe	95

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\559b513103dd5f93e07a54553d87b05e.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:2428
- 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:964
- - 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=1092B7316A3330635483D17437DA1D68 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2008
- - 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=BA859216432542F637F53BB3B096C6C6 --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=BA859216432542F637F53BB3B096C6C6 --renderer-client-id=2 --mojo-platform-channel-handle=1624 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2320
- - 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=E39DD1C29B720C34DBDFD75097046056 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3548
- - 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=43334174B89E103552DE60AC527CDDDA --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4984
- - 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=79F0528C6A1F96F1D7376F065B7059E5 --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=79F0528C6A1F96F1D7376F065B7059E5 --renderer-client-id=6 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4960
- - 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=D9DFDA9E2F60904400F911C5A282BFF0 --mojo-platform-channel-handle=2364 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3864

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5028

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
d6562b82199fb4f7d81bef3527fc1195

SHA1
bad5a029b3000ba5db3bc581048d0c3c299b6eb3

SHA256
df6d59361583a135873c384a00471ce48402a1bb0dd477c436aa192b71ee2305

SHA512
d39f201aa80ed9901679abf6a61b27efc68fa361184f1cc57ab2ef314f4cbdc6297757e44ef596df6a62bcc3cb095a10b74226d9d8148fe0632a15a03144c00d

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/2428-26-0x000000000A280000-0x000000000A2A1000-memory.dmp

Filesize
132KB

Download