fc0cf061a345052cda43e2b3e4130b6a6959a766547f0f77fd82d7987b01198d

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2024, 12:11

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General

Target

be92bc2716e397a456397c0c8d2bd431.pdf
Size

81KB
MD5

be92bc2716e397a456397c0c8d2bd431
SHA1

a333ac0e9ec2f1fdd0182d880a4f96e356a75c8d
SHA256

fc0cf061a345052cda43e2b3e4130b6a6959a766547f0f77fd82d7987b01198d
SHA512

e1cb41ee6b64093a7ae6089aa60c9ee74e3875b01fd20703e21a10f8b6ff754b57d59202ca1ceb4769d653bf78e9c5007d3c10f69f40981599f28941e3ff0c95
SSDEEP

1536:cdnUH/judjQ3bRFn5Pw2fwFzzAQXJZAkUpMPzg535aN8dUL5RnYO9S+a+iuf:0SbudU9F5IjZXJZGMPq35T85hYD+tX

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4404	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe
4404	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4404 wrote to memory of 528	4404	AcroRd32.exe	95
PID 4404 wrote to memory of 528	4404	AcroRd32.exe	95
PID 4404 wrote to memory of 528	4404	AcroRd32.exe	95
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 2156	528	RdrCEF.exe	96
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97
PID 528 wrote to memory of 3440	528	RdrCEF.exe	97

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\be92bc2716e397a456397c0c8d2bd431.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:4404
- 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:528
- - 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=96693093EB81E9DFAC1C92965EDAA4A7 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2156
- - 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=5A68D4FECB76D81AAC5BF18E9764E40D --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=5A68D4FECB76D81AAC5BF18E9764E40D --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3440
- - 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=1A45E6E12E08D133AFF759DA5D325DE8 --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=1A45E6E12E08D133AFF759DA5D325DE8 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4224
- - 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=65E9D49EE6E66963114B66836514976D --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3432
- - 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=17591AE4AF4D0EB2214FC20A8007CC0E --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4512
- - 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=13BD0862CF6B35B463CE8B3A422D05F1 --mojo-platform-channel-handle=2652 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3304

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
3f44ee47c37042f36d86a490c52f4c0f

SHA1
5c237284ddcff28ba557ca21b7617a126101b00e

SHA256
f0829f2578d80ad3e789b63b7d48e083a95f66460fb0093bc813dd1627397856

SHA512
0e4f51162cea9d3103b710a04682138990afeacf011d0066c743dee920aab55351e1a60dbd1e14216a4affcdf6a24d9c0786cf200676785c23798c7512f103a5

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
memory/4404-26-0x00000000092C0000-0x00000000092E1000-memory.dmp

Filesize
132KB

Download