ed39d499246ad38f9d88991669b06455f82f1d6f90982720f5ee1833a8b45f48

Analysis

max time kernel
144s
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
14/01/2024, 11:25

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General

Target

5b1ec2b48e412e4a6e5dc9a9d6968150.pdf
Size

92KB
MD5

5b1ec2b48e412e4a6e5dc9a9d6968150
SHA1

12f91ec6087812f6db9571b3c63b801a74103113
SHA256

ed39d499246ad38f9d88991669b06455f82f1d6f90982720f5ee1833a8b45f48
SHA512

e800fde861cd25b3b9e8ff96fefac0c2c2f44bcd7df90fcd343209feed01f9bb9f599e410642f8216ec391ff4d1759b100aa7b14bc2490098d0d1af409d6b75e
SSDEEP

1536:p9BWnf+LrLgms1/C7TEKGJc5w0lFstbRsDdxHJYLktJWHpOvANKDoAWxaXY80tyD:HBWf+LrLts1/eTEKacZYMrf3vANKDoZ6

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4076	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe
4076	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4076 wrote to memory of 4792	4076	AcroRd32.exe	91
PID 4076 wrote to memory of 4792	4076	AcroRd32.exe	91
PID 4076 wrote to memory of 4792	4076	AcroRd32.exe	91
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 3308	4792	RdrCEF.exe	92
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	RdrCEF.exe	93
PID 4792 wrote to memory of 1448	4792	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\5b1ec2b48e412e4a6e5dc9a9d6968150.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:4076
- 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:4792
- - 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=06285342FF31B7E5D57B13F544A2D964 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3308
- - 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=72B302CB4E5AC7B126397D2D85ACE870 --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=72B302CB4E5AC7B126397D2D85ACE870 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1448
- - 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=5E485B627E6936F3F7F201DCEE559A21 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4884
- - 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=63FD15AE15CBEEE1F12C85E6FB6B3D34 --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=63FD15AE15CBEEE1F12C85E6FB6B3D34 --renderer-client-id=5 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3868
- - 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=EE34D8E736A178901FC9EB5EAC60590D --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1672
- - 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=4C04120109B1A7887C4E1DA071AD9BB6 --mojo-platform-channel-handle=2912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4732

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1864

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
c817ccc6ca5477a08149cf7f0fad908a

SHA1
9738e6ad0896d13f86a90b189b240ce757da4e9d

SHA256
42465279717225f9359b10fbeb22f68f77dc38123e770dc6ee8eeb848026f8dc

SHA512
fdbf8b199eb6b7045efcf702c4402ccf0c1020c9942ab05526b11327a17ec344246fa04db86f288c81600d3d6305304931cb15438e43d8cd47e75cd6704c9f1a

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