feae813e073cf11d500610c8d7156e26e63e8409fdd4ca12c918d206dc92e779

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
02/02/2024, 12:06

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General

Target

897771ab88e8723dafb207d94257b211.pdf
Size

69KB
MD5

897771ab88e8723dafb207d94257b211
SHA1

77ea3386bcb87957c7928a9ea897e325841fbe16
SHA256

feae813e073cf11d500610c8d7156e26e63e8409fdd4ca12c918d206dc92e779
SHA512

b0cdd62b6c7d4793ce9c16d18ab0da45abefecf2f5567b74381397932e4f37206c5e7f3c201762688aed7eef5d4e4df16849894292e667502faa27400f63575a
SSDEEP

1536:p9Pgfs8WyEFSNyx5M0lNKBIWhN78rOAR4B8jv9dGWzCFKHxZ9ZnWspORSan:fgfsTdFGCWXhSiAR4qjkOxXZWRT

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1140	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe
1140	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1140 wrote to memory of 4372	1140	AcroRd32.exe	91
PID 1140 wrote to memory of 4372	1140	AcroRd32.exe	91
PID 1140 wrote to memory of 4372	1140	AcroRd32.exe	91
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 4832	4372	RdrCEF.exe	92
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93
PID 4372 wrote to memory of 3800	4372	RdrCEF.exe	93

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\897771ab88e8723dafb207d94257b211.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:1140
- 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:4372
- - 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=2F581E00C717149A663109CE308BAE42 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4832
- - 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=0BE182C0E1A05529693BCA6B41C6B490 --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=0BE182C0E1A05529693BCA6B41C6B490 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3800
- - 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=529D6A4F9168D2A3C3FCE340F10FFACE --mojo-platform-channel-handle=2036 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3228
- - 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=7B46FEAA4ECFC5487EDD3F7487D4C248 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3592
- - 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=5ACE8C61A85C5A5E05B1C1A56179C4D6 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4760
- - 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=B2E433198F57F9CA8BDAE606AE1E6A5B --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=B2E433198F57F9CA8BDAE606AE1E6A5B --renderer-client-id=7 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:212

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
a615c5039abbd8382fed8f65dc182e6f

SHA1
d0e139d61536582c625c02ce99e2ee1549e35af8

SHA256
df8dec10361617d879e35302a85108d333e02cdb94c5e577eab0146ee76a30f8

SHA512
adc07ad5b3da201a372e9bbc520a1291b7ecb2c5ac47eb05facb0fb7d324406b531ebb11dc3ec827318d0fa43216e0d5432e3698694204d1be11e70a262fdcfa

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