22de50acb425b6742ab10c44284cc2d6f7cfe04830235d8aae69036659ebd67f

Analysis

max time kernel
176s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 21:34

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General

Target
906edac986f1ddd012f8e5572316c2e7.pdf
Size 7KB
Sample231226-1e56macacr
SHA256 22de50acb425b6742ab10c44284cc2d6f7cfe04830235d8aae69036659ebd67f
MD5 906edac986f1ddd012f8e5572316c2e7
SHA1 4b63852bd48af73133b99601f98a37e52e7b3333
SHA512 2bfd98e4d75ae1bab97e9bd3ecf1fdc697f1e3a714c6cfbaed5ee8cae55e6400ebefe9d27611c527dc46a3ba87384968739c2babb227e645893714451195a0a8
SSDEEP 192:VTD++gvM6gfDO6doDvLI/zKWG/jYEwPi3yOLp6B/spejE:VTD+BMT7O5vLI/+WG/sEKi3yI6NspejE
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4580	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4580 wrote to memory of 4416	4580	AcroRd32.exe	88
PID 4580 wrote to memory of 4416	4580	AcroRd32.exe	88
PID 4580 wrote to memory of 4416	4580	AcroRd32.exe	88
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 3584	4416	RdrCEF.exe	89
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90
PID 4416 wrote to memory of 2952	4416	RdrCEF.exe	90

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\906edac986f1ddd012f8e5572316c2e7.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:4580
- 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:4416
- - 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=7C71BB7B32709DB96518B15D0A6CA8CE --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3584
- - 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=C34BB2D59202D728B57C5130C563A5AF --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=C34BB2D59202D728B57C5130C563A5AF --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2952
- - 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=1726C5E9A4FAE59C7EDA8B9163578B38 --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=1726C5E9A4FAE59C7EDA8B9163578B38 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3404
- - 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=669A86721C8580054657A0B98C410D17 --mojo-platform-channel-handle=1824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3760
- - 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=BB8CF34D1663447B1FCD69F8B06CB7F2 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3768
- - 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=8652AF6B9C324A2F9677083C768776FD --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1128

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1980

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

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Downloads

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 7e1b5b405c76d6f7cf51b847fb2c80874b2c3bf5cbbe87380ab14866682953b1
MD5 2f5b4cab62a65697d935f631478ed638
SHA1 b0abc5460a2455cd1bd9aed17dfe262922d4400a
SHA512 32c1b0a552600f89e3b44e035b5dbaeb8ced94f21a47f03fbec1660eb54d2e973643f82f5664ffaf02cc63534be9c383b30bdd7c7b9a77b07f20377e14305729
SSDEEP 384:yerdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:e+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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