cb440a0c4c4dc2ae563f1ce5a0736d4f95617a7073b7a62206be6d94da246329

Analysis

max time kernel
165s
max time network
165s
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, 10:37

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General

Target

09b10e2e83fb534aee0d9760e27352ed.pdf
Size

65KB
MD5

09b10e2e83fb534aee0d9760e27352ed
SHA1

c058a34eda87c385fe00f235626512ed5fac38fb
SHA256

cb440a0c4c4dc2ae563f1ce5a0736d4f95617a7073b7a62206be6d94da246329
SHA512

59eac8887a7b0d06e8ec7c49e9ebcb4a59d6e1ca24c80512ac01c589d6b3937856188dfbd9a518bacf0d2cea0c80a314553843860b30043f10ca5447a9859bfa
SSDEEP

1536:H1HJifGD1XIq3u29R+V+HDDpol0Plgl9FdGzN/s8dAVUxmd:V2qe28+H2l0teBGZ/uUxmd

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-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1148 wrote to memory of 312	1148	AcroRd32.exe	94
PID 1148 wrote to memory of 312	1148	AcroRd32.exe	94
PID 1148 wrote to memory of 312	1148	AcroRd32.exe	94
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 5052	312	RdrCEF.exe	95
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96
PID 312 wrote to memory of 1896	312	RdrCEF.exe	96

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\09b10e2e83fb534aee0d9760e27352ed.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1148
- 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:312
- - 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=DA6282568C603C826BA79FE3627B9D71 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5052
- - 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=1D7F8D23C32E701E0C82E06E68BF11E0 --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=1D7F8D23C32E701E0C82E06E68BF11E0 --renderer-client-id=2 --mojo-platform-channel-handle=1896 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1896
- - 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=C9EA1E4D6A5D35E2DA2298698720A497 --mojo-platform-channel-handle=2264 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3156
- - 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=90F05D265046077E83157894D6DBD1D0 --mojo-platform-channel-handle=1792 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3416
- - 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=9174BF6D58E599A34AC7FEF21012CC56 --mojo-platform-channel-handle=1868 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2888
- - 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=E494AE8C47387610C03D67CCA14E3C01 --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=E494AE8C47387610C03D67CCA14E3C01 --renderer-client-id=8 --mojo-platform-channel-handle=2268 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3516
- 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⤵
  PID:3512

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4392

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
411894d238247f0c02986d49bdda35f2

SHA1
142c727d79248aa0029c29a919c21eb9b7aada1f

SHA256
b83074d64b470c3afa5353590a55270fa381543386f717e43e23e40a63a9bcbe

SHA512
d71a87d033f5a1fe77bde365f574c381abc52897684052956638385db8eda83eb66b1a7a9fa5af2b7c38417f936fdd2b7181daac36579b38157c13969bf4f070

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