1f89275fd2f7346e93bd5519f788ae2d8633b010ec843d5c588e3250128d9788

Analysis

max time kernel
174s
max time network
191s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 21:14

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General

Target

042d162012ef5f3bf85932e6c7577228.pdf
Size

84KB
MD5

042d162012ef5f3bf85932e6c7577228
SHA1

ab32993072b56fdb78b66032d1f1a0126e9ead6a
SHA256

1f89275fd2f7346e93bd5519f788ae2d8633b010ec843d5c588e3250128d9788
SHA512

00a3e03301612afa3ce43c2026462407c0d90fa4ea17cbafae690bc8cfee0e0e98d795caa41bb381022195c3e6bd9c68a9fbab81ded83a14aaa2d8498c3f8734
SSDEEP

1536:XkF2q/rPFdKBmTSx1rLyBojx8RZyeQlLCrPsjNqMZWCpOViIW/f62Fw+egx/Em:62q/3KFrmBkx8RZfQl2YjJ+Vi1FwdsN

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3024	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe
3024	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 2780	3024	AcroRd32.exe	97
PID 3024 wrote to memory of 2780	3024	AcroRd32.exe	97
PID 3024 wrote to memory of 2780	3024	AcroRd32.exe	97
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 3972	2780	RdrCEF.exe	99
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100
PID 2780 wrote to memory of 1292	2780	RdrCEF.exe	100

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\042d162012ef5f3bf85932e6c7577228.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:3024
- 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:2780
- - 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=96F81624567E967715D3FD1696DE189B --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=96F81624567E967715D3FD1696DE189B --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3972
- - 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=388847AA2F16AED1C11A6F49A5F9F4F7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1292
- - 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=9D4B25A8D47A22DA1257297E3857C442 --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=9D4B25A8D47A22DA1257297E3857C442 --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1752
- - 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=ADC92E8E1863EE50ED978A944DF0BC74 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4940
- - 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=B027C89293DEA44B5755D9BC54533A9E --mojo-platform-channel-handle=2100 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3296
- - 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=51AA0498179C1121830051AFEE090EA6 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4428

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
662e49cf1bf0316d3a369fdb92f70320

SHA1
fa38bb27c03772b337f0066e16ddc56bde1019c5

SHA256
ad7a2d7adb9292701d907563476502be67c9083a9754a8177100cfef2c89f7b3

SHA512
1603bc50edcf3ebdc153e88be4bc9991a07ff6b08dacf84a3b3b593910a48881571420c3ec34f6be0c1b3eacfe2ef2a6e6d357d354cf9dc9d501580eef4d8be9

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