80949c0fca6cf3ac31fd85d57f6a733e6d82ddc2c4ed3a5b9c95668972ca38a1

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
25/03/2024, 13:55

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General

Target

80949c0fca6cf3ac31fd85d57f6a733e6d82ddc2c4ed3a5b9c95668972ca38a1.pdf
Size

10.0MB
MD5

fa4244a9b6338c5805c1c55f1f584699
SHA1

3a215713794df1c05a9b1c5fecc4db4f8b94ad67
SHA256

80949c0fca6cf3ac31fd85d57f6a733e6d82ddc2c4ed3a5b9c95668972ca38a1
SHA512

c1c0200fb6d0d7e33120bc21cf8c7caa9ad2a175e9e7aee564c69151517435c6bc6f72ca8695e0d1109243c0043e43e944b62d2c27fdbb80e8cc0a4c0c71b666
SSDEEP

196608:yF2M4JqvwN0UQudbVVkTNzTS9R1Qf9hvhNu6rObvfPsZ7gz9remJL+FEH1Rxau9J:yFs0Q4TNzTS9qbhNu6r0v3slIemJL+F6

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe
4644	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4644 wrote to memory of 984	4644	AcroRd32.exe	91
PID 4644 wrote to memory of 984	4644	AcroRd32.exe	91
PID 4644 wrote to memory of 984	4644	AcroRd32.exe	91
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 376	984	RdrCEF.exe	92
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93
PID 984 wrote to memory of 4548	984	RdrCEF.exe	93

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\80949c0fca6cf3ac31fd85d57f6a733e6d82ddc2c4ed3a5b9c95668972ca38a1.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4644
- 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:984
- - 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=CE2198A1D46AD6FC82ED87866C5AC75D --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:376
- - 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=0E21F4F261BA2E90859227BD4C7E017A --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=0E21F4F261BA2E90859227BD4C7E017A --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4548
- - 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=C23DF4D55E11E77E953AC2DE0F1C19F2 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2788
- - 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=A5CF9F0CA7646CC823D55A8E130F969D --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1608
- - 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=F9B3413617CBFEA2222E5D4A7F3A5317 --mojo-platform-channel-handle=2212 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2628
- - 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=C0822D71895C588DB56CD932C86CC689 --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=C0822D71895C588DB56CD932C86CC689 --renderer-client-id=8 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4560

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3052

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
2ff9aacb0d067114439ae7f8491eddd5

SHA1
b0907b5b65637f61ec6b07829d49d0cc0b30d03a

SHA256
d46557f4f69aec859fac46a03499d2d24ff4e23bd411a8a4262003cb53d30dd4

SHA512
d3d045f38abb1c0c9b1dcc7324452d61d9448492a3fada56aa9b9dcaebaec2e214fcc23984a3caca7c6c5e39751054c0a6a92d0944382910469dac3092a91ce7

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