9bb31af193dfe98a055b513fd0d2601ea0724d9948569a4a194eacdf992cf320

Analysis

max time kernel
140s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18-01-2024 04:15

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General

Target

64713306de84391bd13830789462c77c.pdf
Size

79KB
MD5

64713306de84391bd13830789462c77c
SHA1

c540af742a69a582faafc71128e4b7fb1364f7fa
SHA256

9bb31af193dfe98a055b513fd0d2601ea0724d9948569a4a194eacdf992cf320
SHA512

28a108de94d927ca7c81ad67c7e865a05b83ff35adc0c692b2b40298db833773b76dbbc3ac895013706d3d182e3f101afde70ec75a33f53d154bb646db9fd457
SSDEEP

1536:0y10865xTK9gbaTwMJo9Ayps7yRXiEMCb1MuGsWL4Z5zIY6qWepOWec9mqnhV2:R0L5YYvMJJyKkfXEnot6fWeitG

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1396	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1396 wrote to memory of 4748	1396	AcroRd32.exe	91
PID 1396 wrote to memory of 4748	1396	AcroRd32.exe	91
PID 1396 wrote to memory of 4748	1396	AcroRd32.exe	91
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 392	4748	RdrCEF.exe	92
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	RdrCEF.exe	93
PID 4748 wrote to memory of 4972	4748	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\64713306de84391bd13830789462c77c.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:1396
- 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:4748
- - 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=E5F98D68D8A25B5B3DCFE4700485DD50 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:392
- - 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=94C49336FB001DE424B11108E5D91BA0 --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=94C49336FB001DE424B11108E5D91BA0 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4972
- - 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=489B61289CBCE330F4DFDC77E98B9983 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:488
- - 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=A4AD8851C9094D4B9B8C1A2FC9A82C9D --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=A4AD8851C9094D4B9B8C1A2FC9A82C9D --renderer-client-id=5 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3104
- - 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=0B667C6F92FD6CF83E4C1DA5F5E825BC --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4996
- - 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=74090195232C665AA45B7F0A91BEC8D8 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:396

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3404

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
7c2dc041898e7e406c1cff5f4d131899

SHA1
476cd964667f05ad936ef159ef3bc6692240e555

SHA256
defb00f064dea27524d4df8d1748d8ba07509c3be7f072ddd82e4d6294398d42

SHA512
9520b2475dd7a9bc3e6f6f1626aecde5293d2a2b252cd712d66c5736cb637c5609029abf8df63606a07cdc79859dae1574bc95ff04ecd915174ecbc28a7151be

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/1396-26-0x000000000C330000-0x000000000C380000-memory.dmp

Filesize
320KB

Download