ed7ee8e9c4ce939cbc5d1d224dfe493fe5fdf8d3883fa1cb5b675de5632b09d3

Analysis

max time kernel
143s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 11:41

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General

Target

167d688d5faea370eee6ae323ad68014.pdf
Size

94KB
MD5

167d688d5faea370eee6ae323ad68014
SHA1

ffe81aae5f5a02d5f5ae523eb956e1c6f5ed1786
SHA256

ed7ee8e9c4ce939cbc5d1d224dfe493fe5fdf8d3883fa1cb5b675de5632b09d3
SHA512

4bbd66af2ad422f1e1f6d224e4bb8514c8ba018cb87dc7b3b6fbdb18fa833af896485b9f04939e611b87aae1878265affa3e3740fba232ad398a06a400564b1c
SSDEEP

1536:D69eDiwGpHN7xwRNnphdv0BjgD/X5NO7lUCz93go42xWg7NZlHROYWkpOTB8RH:NP8tOblgjgD/X5wRUcw257NvHALTm

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4180	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4180 wrote to memory of 4580	4180	AcroRd32.exe	92
PID 4180 wrote to memory of 4580	4180	AcroRd32.exe	92
PID 4180 wrote to memory of 4580	4180	AcroRd32.exe	92
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2116	4580	RdrCEF.exe	93
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94
PID 4580 wrote to memory of 2200	4580	RdrCEF.exe	94

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\167d688d5faea370eee6ae323ad68014.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:4180
- 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:4580
- - 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=F679E4F7F24374866C0B9127023F7B9A --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2116
- - 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=6F03DE71D1746158B1D1992CB48E56A7 --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=6F03DE71D1746158B1D1992CB48E56A7 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2200
- - 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=C438EA32966F4988074969A1BB7624BA --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5072
- - 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=3A472FC95FF8D061DD4B485D4D87F5CC --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=3A472FC95FF8D061DD4B485D4D87F5CC --renderer-client-id=5 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3492
- - 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=20249C65ACFC2D750A4CD7BD82B7533C --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1440
- - 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=0088E9AF551E8C0583BA0114C2804AE0 --mojo-platform-channel-handle=2592 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1796

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
701d2232dd9de2df76001a6588bcbdf1

SHA1
ffcac572fb354c6193c7976de6bfd8b1467c9d94

SHA256
23c844dc6fb33e62423a688a26dde549246dca98b2604d9fdc1c32db10dc72d0

SHA512
8bea26529700d6ddc1d39a6af139b9da692a5c8f2033cd195b05e0549028bbe853613563ded972a12ba758c69f954521f883ecd5640dfeb8d60986c72e7e8992

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/4180-28-0x0000000009140000-0x0000000009161000-memory.dmp

Filesize
132KB

Download
memory/4180-134-0x000000000A100000-0x000000000A24D000-memory.dmp

Filesize
1.3MB

Download