a79cdf091ff8f55da38c69ff58b37f803681af26e6a60e000cee64cf491f26c8

Analysis

max time kernel
150s
max time network
156s
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, 21:58

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General

Target

1dcc94588ad25ec6982f27df13b06a33.pdf
Size

35KB
MD5

1dcc94588ad25ec6982f27df13b06a33
SHA1

68461ea153552acf05438ebad25f2b71908e44c8
SHA256

a79cdf091ff8f55da38c69ff58b37f803681af26e6a60e000cee64cf491f26c8
SHA512

2032bff147da67b565a5225a1580c0bd7159554d4d17106908c683ef0c7428c5af5a506253453904f13273d138e18dc536e5377efc7164564e828407b32f6cca
SSDEEP

384:uL0Tz744Ud3cs/1t0tJQKkiOjss03iCBGMOrtLRmdbUEdWLfCUSsZGSv6M9wThx+:uwTP4qsNtKTOA7x0vr2ax798OOSYs69S

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
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1260	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe
1260	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1260 wrote to memory of 3580	1260	AcroRd32.exe	90
PID 1260 wrote to memory of 3580	1260	AcroRd32.exe	90
PID 1260 wrote to memory of 3580	1260	AcroRd32.exe	90
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 660	3580	RdrCEF.exe	93
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	RdrCEF.exe	94
PID 3580 wrote to memory of 4396	3580	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\1dcc94588ad25ec6982f27df13b06a33.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:1260
- 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:3580
- - 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=FDCBFBD4CDB9A83FE6153CE440C8476D --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:660
- - 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=CF4C0C3F467FA7EFE638506B4E8C5AE9 --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=CF4C0C3F467FA7EFE638506B4E8C5AE9 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4396
- - 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=0953C095C6FC7A95EC3E3BAF1A668416 --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=0953C095C6FC7A95EC3E3BAF1A668416 --renderer-client-id=4 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4188
- - 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=3A39C1ADDF65047A63611BA96F466C1D --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4380
- - 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=178A3BB6082BACCEEDA96040BD23B346 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3704
- - 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=9B0AA30E92078D692487B884E887A172 --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1692

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

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

Filesize
64KB

MD5
f4f93d978d739c1201282dd1af83c7bd

SHA1
d6d165dda64d1d3a75ee18bc152430d51f8cb691

SHA256
d669cca1336ba08d9f5f6ba1192d7c93eb9751c710b16c02fff84eb8a96ec529

SHA512
f08cafa3923c7bad5e0c721d94d1f969941cbd7a4f5ba0b16110f0dc0fcd610e9d4b0cc43b978b57f20022f5f8a99b4d948bf55c57b93fffc9b1918f81d59e13

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