48281b846b90e9837b9f2f37094709c41f3f0a880fcbdee88856bca04d68d010

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2023 04:52

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General

Target

692263fa494c6a80cf3143dad359d176.pdf
Size

34KB
MD5

692263fa494c6a80cf3143dad359d176
SHA1

ede10357be07d712b5a867ba6fe060add3d7c2a1
SHA256

48281b846b90e9837b9f2f37094709c41f3f0a880fcbdee88856bca04d68d010
SHA512

54ee0c586e587e03f282485afd7e11bcf1b5318de1e158c43cba733586b991c1e4d313e2bcfd8ac1c3b8323feed7f4b16f9c0e7dacf8e82779b93b9f24baad7e
SSDEEP

768:4/6yy7GsXoJ65vqUM9CmkC/Pc1zcEHkAetYvFZYt:K6yy7Gsf5A9CxC/PkERtYdZYt

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2264	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 5072	2264	AcroRd32.exe	92
PID 2264 wrote to memory of 5072	2264	AcroRd32.exe	92
PID 2264 wrote to memory of 5072	2264	AcroRd32.exe	92
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 4328	5072	RdrCEF.exe	93
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	RdrCEF.exe	94
PID 5072 wrote to memory of 1608	5072	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\692263fa494c6a80cf3143dad359d176.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:2264
- 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: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=DECBAEC1FB47BB3AD46C189DED8E50A0 --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=DECBAEC1FB47BB3AD46C189DED8E50A0 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4328
- - 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=7FBED966D97D19A48C3F049D8B01E8C8 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1608
- - 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=1DD39395FA96DBCFBD61DA9257CBE3F6 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2844
- - 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=46A866744681E4B19B1969F4EDDFB5C8 --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=46A866744681E4B19B1969F4EDDFB5C8 --renderer-client-id=5 --mojo-platform-channel-handle=2104 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2704
- - 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=4C3E19A6E32B86D19F71FD83341C1415 --mojo-platform-channel-handle=2480 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4036
- - 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=97B3893731A9E1B212808D698BC6036F --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:440

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:708

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
6fa264de52c472be0c3c6e03ddb2ff38

SHA1
e9d08b23becc844f7acab8587fa80d4f70667821

SHA256
d48a5f8a6add87de65d3303f6f8ab3799c2dcbbaf75d9e2f4a5ca70b96ffd451

SHA512
f4e121bdfe78d6f1e4e8794d3dacfe400182d0f43ef923c39255d87af6eed9b5f6c7e1e41be7a657eb4a2ad3ebd33b7955aaf6da471eeb93d8f51e0430e5d731

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/2264-28-0x00000000097E0000-0x0000000009801000-memory.dmp

Filesize
132KB

Download