3df4ca1ecc623b7d531994d14150de658955cce0c6aeda2cfd537c4f1df27f96

Analysis

max time kernel
142s
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
28/12/2023, 23:23

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General

Target

ffaa54723157eaf78cd721fb40c2362f.pdf
Size

89KB
MD5

ffaa54723157eaf78cd721fb40c2362f
SHA1

e493bcf477060b77677e6e6f693d76b08dd22885
SHA256

3df4ca1ecc623b7d531994d14150de658955cce0c6aeda2cfd537c4f1df27f96
SHA512

0d93f1c150b99e2b42f4d15ccf1d321195582f63bfae8a41f6f08e107d1a5129ef9acf2ca048a76022b01d4547f79539502c0cb2d23869e5a35e300cce27269b
SSDEEP

1536:eWD7xPCKhjwpolhAKvxnjf87LwPSNe7DlONoFgTu6ggK7/IWFtM1gTCG5W8pO7sj:NxPCCwkAOjvPSY7D4jE/VtM1gGGQ7+

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2292	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe
2292	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 3420	2292	AcroRd32.exe	91
PID 2292 wrote to memory of 3420	2292	AcroRd32.exe	91
PID 2292 wrote to memory of 3420	2292	AcroRd32.exe	91
PID 2292 wrote to memory of 1800	2292	AcroRd32.exe	92
PID 2292 wrote to memory of 1800	2292	AcroRd32.exe	92
PID 2292 wrote to memory of 1800	2292	AcroRd32.exe	92
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 1908	3420	RdrCEF.exe	93
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94
PID 3420 wrote to memory of 3532	3420	RdrCEF.exe	94

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\ffaa54723157eaf78cd721fb40c2362f.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:2292
- 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:3420
- - 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=3DA2AE26A9FB61FAB0472D01DB9C7349 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1908
- - 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=FCC8EE0BEE17DEA3DE449CBB99F80A01 --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=FCC8EE0BEE17DEA3DE449CBB99F80A01 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3532
- - 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=F53D91B6921F7D3FDB44BBF7D2804FDB --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3004
- - 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=AB9E1422219F3FE2D1315A8EA804B256 --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=AB9E1422219F3FE2D1315A8EA804B256 --renderer-client-id=5 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4980
- - 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=5D2A09725532B81F762D270D56DEF6C4 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2248
- - 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=F2BC9E48EA73C45BDDF6CFEFF53C18F7 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4772
- 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⤵
  PID:1800

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:832

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
339e02d99dbef196222badb0f14ca531

SHA1
6228b831ad6615999b45d8654ad108f05511a48f

SHA256
f0c6d188d44fdf7c4c6e88b309ee48e1a0e0c54e01afbdc3f8eeb6e64258c545

SHA512
3ae0001b1f39cf96c0f64f78324cbae8ddcb95d01638f3bac53c8737fe7b1a23d4500f76a52b75e5df56ad6af60675da1f885cf232fae6fa12069ea6d41e45b1

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