589e20b1ecebf63229a5ab3d23fb8fb7db3ac96ed02686b03809ebd57108c226

Analysis

max time kernel
145s
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
30/12/2023, 13:06

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General

Target

196f69385f0e781d40e74d80312368c3.pdf
Size

199KB
MD5

196f69385f0e781d40e74d80312368c3
SHA1

22b7a89311a126885e9af1739d6b54e56f9a950d
SHA256

589e20b1ecebf63229a5ab3d23fb8fb7db3ac96ed02686b03809ebd57108c226
SHA512

9113e2a3e3ce47a964da38241f7b7d88335c50d653d07e75f87e799b23389486e7acfc135065a403a6f66b2378d36fc639437147e6834932c6875d0c53e515ed
SSDEEP

3072:Z0xE7Z/5Z88pF3A+UTg4vWsDfTRvmWXQDkaEPFQtVpT+xW42RtZJKSsvSk:Z0azNpF3fggj8fTRfXQSF2VoxVcE5

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
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2980	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 3608	2980	AcroRd32.exe	95
PID 2980 wrote to memory of 3608	2980	AcroRd32.exe	95
PID 2980 wrote to memory of 3608	2980	AcroRd32.exe	95
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 2776	3608	RdrCEF.exe	97
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96
PID 3608 wrote to memory of 64	3608	RdrCEF.exe	96

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\196f69385f0e781d40e74d80312368c3.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:2980
- 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:3608
- - 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=830F5E8B6E556615B396E482FEB68044 --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=830F5E8B6E556615B396E482FEB68044 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:64
- - 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=2331EFA73206C8E79D1B2BCFAE63F1DC --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2776
- - 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=BD09C150622A9C3DE493DE85C447CB2E --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1172
- - 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=5F2678239F534912D5195DEB59976804 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3752
- - 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=2D23B516C2D853119173B8048E99606E --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=2D23B516C2D853119173B8048E99606E --renderer-client-id=5 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job /prefetch:1
    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=956C4053C6541BB76140BF856E968888 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4936

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4404

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
7427d23da4c0f94256d87fee8e43eb04

SHA1
9cd4e52b09f2cea616d784674a7329b0e3390b14

SHA256
a72a1d6d96fe83fab529bf38b25c196a1e278236f10cf3d40343bf1f496207f6

SHA512
f610a9fc9780d085b24428eec5650829bd124b6b6d2f39f4d99955df5507675ed0d4ed87d3ca698cd4e449c8498072cc1dc7bd2808d2c50f5f108f4f07e8515b

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