d1aa54a7a93234f6eb828688a75b6445658fea963c9396a7a9f027214784607b

Analysis

max time kernel
145s
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, 05:53

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General

Target

106f6ed5c59c479c272cb277fef57356.pdf
Size

43KB
MD5

106f6ed5c59c479c272cb277fef57356
SHA1

6ae429566d2b02f5f781899c61f7cb5140951f76
SHA256

d1aa54a7a93234f6eb828688a75b6445658fea963c9396a7a9f027214784607b
SHA512

ef316f428c88e6ca4246a7e208ad22ab77da997698393be70a9b5ebfdedec9ab288536152cad8e5031d22836e2ac286131af3927f7999c6708bb16abcde785e6
SSDEEP

768:ACR364hh0V2g+zEBBG2cJax/lUL6fRl+KQVxO5GToBPfc5PzvvRieMSDN4q:zR364/0IgN1oMl+9aG2fuPzvZi3mN4q

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4592 wrote to memory of 4628	4592	AcroRd32.exe	91
PID 4592 wrote to memory of 4628	4592	AcroRd32.exe	91
PID 4592 wrote to memory of 4628	4592	AcroRd32.exe	91
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2112	4628	RdrCEF.exe	92
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	RdrCEF.exe	93
PID 4628 wrote to memory of 2628	4628	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\106f6ed5c59c479c272cb277fef57356.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:4592
- 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:4628
- - 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=8D3DE83C66F5323BF383DA39BD0B513F --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2112
- - 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=D86E8AB640D5FB6AA1685E0D1338530D --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=D86E8AB640D5FB6AA1685E0D1338530D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2628
- - 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=377BA4A50F12939D3FCB76E246CBD91C --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1604
- - 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=E1D6B617835D839EDD71BA7DB6D475A7 --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=E1D6B617835D839EDD71BA7DB6D475A7 --renderer-client-id=5 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:404
- - 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=C0729F6153CAB7B8B0C34AC8CE48DA51 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4556
- - 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=DFF69B45AB2548A75F42AD8E2FEE21AB --mojo-platform-channel-handle=2212 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4140

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:456

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
752e24c7b617fc6b35d0640c9635865d

SHA1
7ca2efdefd61f5cc15a189bc01b8b54e251d61b9

SHA256
6adae045058ca62de0be057870fa2183fb17ec532143888a02c1ee456b7f41c1

SHA512
2f73169f52f15b05fa4a2c15dbaf64ec29a8286a48ffd0c49df52f96da52df51ecfe9504cf72d43f2ecaa96590481da65bb66f43d86b188538cf480e5eed710b

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