9de3b74790e9796d318faf9b8e15c46c912cf9733163a7beb810bd2a00b30379

Analysis

max time kernel
5s
max time network
123s
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 09:15

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General

Target

143c874dc59993e14a946b0d5ce95351.pdf
Size

86KB
MD5

143c874dc59993e14a946b0d5ce95351
SHA1

9cb4399eaf1ba93e29bf5b451dad05a364a0ecbe
SHA256

9de3b74790e9796d318faf9b8e15c46c912cf9733163a7beb810bd2a00b30379
SHA512

5f9d03286bb2f2a78e563a236a6c03b9f5e7bdd7af11f3dbbf9cfae1c6d987f8877b2d87beaf96e881658dce8703822421f506b2e6078663396907e7f4d04b41
SSDEEP

1536:hPpt+y930VwEJx9H/KeRMv7LpYZ/qCicrsrOXvIdFB2q3ZKWypOlWWxM5lJlkCOz:Ey9EVpFies3ahtrsGc1lDMjkCFwJ

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 use of FindShellTrayWindow 1 IoCs

pid	Process
4332	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4332	AcroRd32.exe
4332	AcroRd32.exe
4332	AcroRd32.exe
4332	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4332 wrote to memory of 1228	4332	AcroRd32.exe	92
PID 4332 wrote to memory of 1228	4332	AcroRd32.exe	92
PID 4332 wrote to memory of 1228	4332	AcroRd32.exe	92
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 2248	1228	RdrCEF.exe	94
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	RdrCEF.exe	93
PID 1228 wrote to memory of 1540	1228	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\143c874dc59993e14a946b0d5ce95351.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4332
- 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:1228
- - 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=354C15802F49A9288FA4219FF3E71F78 --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=354C15802F49A9288FA4219FF3E71F78 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1540
- - 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=E1486EB155AC59C022FFF0D89C4C4BDA --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2248
- - 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=7D2BB245FB31DEA25F952E58040A8D8A --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1456
- - 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=ACE0B72E02D6068D354E54F40524B067 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2320
- - 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=6528337654B9893736E2D764FD1EF1B0 --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=6528337654B9893736E2D764FD1EF1B0 --renderer-client-id=6 --mojo-platform-channel-handle=2380 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2420
- - 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=F8237E386674B34089A1E3CD6DBC0251 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3532

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5064

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
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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