4c6be406af6523a5429bb1dcfbfca68607e881cda2a905e0843e72c04e67221b

Analysis

max time kernel
142s
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
30/12/2023, 10:02

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General

Target

153e5e961734cf426ecdcafed5eb16ef.pdf
Size

76KB
MD5

153e5e961734cf426ecdcafed5eb16ef
SHA1

e0f747a24255eba056d84d3da963e7f19db3b8fb
SHA256

4c6be406af6523a5429bb1dcfbfca68607e881cda2a905e0843e72c04e67221b
SHA512

578b5b02963d4e2fb1963437c78906962600b5e6cf3ff0487bf6412e84cf7c23e430033c4c2f2cace225997a312f568e5e676ad929ab6b1670df3938e16c5821
SSDEEP

1536:jV/J8cp733VfSYGfIY09FKMmbDVhv+TEL498w/0s5nZm40Ta/K5kyj6WP7ew7Guj:JlHVtGfD0DGhvFg/0GoWukyjRP7ew7Gu

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

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1288	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe
1288	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 2084	1288	AcroRd32.exe	94
PID 1288 wrote to memory of 2084	1288	AcroRd32.exe	94
PID 1288 wrote to memory of 2084	1288	AcroRd32.exe	94
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 3200	2084	RdrCEF.exe	97
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98
PID 2084 wrote to memory of 2488	2084	RdrCEF.exe	98

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\153e5e961734cf426ecdcafed5eb16ef.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:1288
- 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:2084
- - 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=733ADB5F3ABCFB6C81A2238E267F68FF --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3200
- - 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=12F61DD6E3B2AEEE79B4157895658D08 --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=12F61DD6E3B2AEEE79B4157895658D08 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2488
- - 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=A98894877C0CBFAC33A63F5DA3AE2175 --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=A98894877C0CBFAC33A63F5DA3AE2175 --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4296
- - 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=B1212685C2F45026809F76637DE68D51 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2244
- - 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=1E56385C62A766B59E98ED500044496D --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3336
- - 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=99D9599E60E038C8617C40BAD3CE104C --mojo-platform-channel-handle=2476 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:720

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1180

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
6a785f9dd841459d1d72246a33cdbf45

SHA1
e65ad25592410fed8cca5210e62874c95b6c51ac

SHA256
e7022f5d42985fce5bdf692f2c6202124fe3f80cda7bce97d3d0db59e6c66e95

SHA512
07b1077d3f14215adc64558f06e804f4dfbd3d7d0b6ae2ce6635fa470cff3dbc12376c60d9c500738e068967b21d844026c9e04d910624e05712fa9691ae483a

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