2d6791fec5c3143d23dd9628d0239e773c3cd5f04a40861e490e9b18a32609ee

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 08:37

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General

Target

7dd293823b856b9575e1351c69ad7745.pdf
Size

34KB
MD5

7dd293823b856b9575e1351c69ad7745
SHA1

5032e135b4865240cc3efb760495bc4f843cf0f2
SHA256

2d6791fec5c3143d23dd9628d0239e773c3cd5f04a40861e490e9b18a32609ee
SHA512

cd1137cba1e48e430e33de3fc90a7da9876c0017100fce71d342adac799ba843093d6d4a8da6f3bc4923a14f0b1fbe08a7211c8f27364c25c61647b7e9a09277
SSDEEP

384:4vfn51BCDTdE5+ihMMlsqlpbed4GbVN3TRXmRNXS/8WeCUSniKNR/bjR8jeAm8VP:envE/MlsqKdHbPjRXUX88pKvxAfmEP

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1676	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 1972	1676	AcroRd32.exe	93
PID 1676 wrote to memory of 1972	1676	AcroRd32.exe	93
PID 1676 wrote to memory of 1972	1676	AcroRd32.exe	93
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1288	1972	RdrCEF.exe	94
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	RdrCEF.exe	95
PID 1972 wrote to memory of 1984	1972	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\7dd293823b856b9575e1351c69ad7745.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:1676
- 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:1972
- - 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=ED288E7E674E4FBEDDF021C003855221 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1288
- - 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=B9CA378BF4BDB248B1388402313C5F8C --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=B9CA378BF4BDB248B1388402313C5F8C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1984
- - 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=40F597220C591BEB2071AAA2CFF65BF6 --mojo-platform-channel-handle=2144 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3680
- - 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=1A52D569ED1FD0CBF829439E192D4733 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4272
- - 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=C53E46715294A4CCCB58DAED5F351B30 --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=C53E46715294A4CCCB58DAED5F351B30 --renderer-client-id=6 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2932
- - 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=E86F086EABE347891BF57A5B5E2CEC5E --mojo-platform-channel-handle=2224 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2276

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:856

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
7d3e8ac4244ae2bc8b0f7857cc6af086

SHA1
daffb2921963c83654be3fed16f9b32820598f7f

SHA256
04c24883b4197ea28d3530779ff87cc9e8bc09da4a44f7a9c270e67dae06027d

SHA512
9081935952deed7ccd10f5d2a6984eadee29ac4f00884417c41f7615087cd571eaf529291b37af882a88a7123a643cadc4fc7953f8995abbd9becd97326d9c5a

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit