7cc311df80073abde16f7b00849027944ab11639ab2b24c3680a284fc03f8a42

Analysis

max time kernel
149s
max time network
148s
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 13:56

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General

Target

1abb0bd0ab13c57a3416519e7de7b7fb.pdf
Size

82KB
MD5

1abb0bd0ab13c57a3416519e7de7b7fb
SHA1

26c683a9ee9a942a52778fa17d830bec8e761f76
SHA256

7cc311df80073abde16f7b00849027944ab11639ab2b24c3680a284fc03f8a42
SHA512

b50367564e44931f8a9552c59f407ce54779a81c9132567fc6b202305bea6bd0a74e2d4e035fdaad846971402a0604584e5f587d0aa271e7776c879ed1e7b7f9
SSDEEP

1536:AnZ7qrx5K477IBVCORUGPZmUbwBrIgaA41TcL71k5FFQkRMWsmSlE8rWOpOaZ6Q8:ZH3OHfZmUbwZFhkTC16lKmWTcaZ18d

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
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1396	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1396 wrote to memory of 4900	1396	AcroRd32.exe	88
PID 1396 wrote to memory of 4900	1396	AcroRd32.exe	88
PID 1396 wrote to memory of 4900	1396	AcroRd32.exe	88
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 1960	4900	RdrCEF.exe	90
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89
PID 4900 wrote to memory of 3696	4900	RdrCEF.exe	89

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\1abb0bd0ab13c57a3416519e7de7b7fb.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:1396
- 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:4900
- - 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=CC3A7D8CCF64BD9C6B917D1AE9A508FC --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=CC3A7D8CCF64BD9C6B917D1AE9A508FC --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3696
- - 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=2C34963DE3D8C4F36AC201D1B1E41714 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1960
- - 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=825D4528DB7A03280947FA8DF7FA0C0D --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2568
- - 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=449D50A5FF9747153F1BBD680C838C4E --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=449D50A5FF9747153F1BBD680C838C4E --renderer-client-id=6 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3732
- - 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=7D71E06DC04242686AAB4802543C52B4 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4844
- - 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=C4FF72A0E3B62BEC7A4F9D6B980FA18D --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2424

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3188

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
7daf9d416fa417e5d70b8c3ac94e9b79

SHA1
c730bedcc5e7e90d5f2cfde52723cebfe3ee2b2a

SHA256
c69c52912749213fe1ce97dad7e9687e7e168bc4d3384a5260e680cbcef22d6a

SHA512
5929cffe3b049e6814adba3a15d7d2e9187e37b9fa5d0b1d856b06b43c1ac2ec115685f5f00ddf0f523859c74e2c5cbda586a0f7a1939310a54237125070c708

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