caeacee75cfc4f32dfda9eeadba3c31a4bec18baf1d0c82944cfeabdb1de3892

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
27/01/2024, 04:01

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General

Target

7938fdd8a052ef76c1001b949b90b1ae.pdf
Size

90KB
MD5

7938fdd8a052ef76c1001b949b90b1ae
SHA1

015ad61b5ced6f402caa7e4616358c6c5a1eb743
SHA256

caeacee75cfc4f32dfda9eeadba3c31a4bec18baf1d0c82944cfeabdb1de3892
SHA512

95ba095fe5c318cd5470fc1e73ee97144042fb64ba819ee48ababf0099cc77e905d02848beaffb4fdb1d4929ba67b3bf022f48d42d53113a2d4a481206820e96
SSDEEP

1536:2hqrgKwJv7iSmRRrFJfxGwueVWJonaEeas2DqHtjvOe/FJAr9n8WrJPRJWPWOpOV:3OJv2SmRRDuV+aHCDqHVvd+r9RaMwrQD

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1856	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 3024	1856	AcroRd32.exe	92
PID 1856 wrote to memory of 3024	1856	AcroRd32.exe	92
PID 1856 wrote to memory of 3024	1856	AcroRd32.exe	92
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4896	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4832	3024	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\7938fdd8a052ef76c1001b949b90b1ae.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:1856
- 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: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" --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=823725325BC2CBDC2644EA71C5019229 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4896
- - 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=031B8C2989CE0694C154F0A002004517 --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=031B8C2989CE0694C154F0A002004517 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4832
- - 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=5AA74D1168C8DE8B2336A2EE40F3C638 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2120
- - 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=EADCCFF4FA6B51B053F8C1BF05215168 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1468
- - 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=11A10332359CC97A6444D47216D22552 --mojo-platform-channel-handle=2480 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1480
- - 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=2330E57987B7D81FF0E0AE9183BFC498 --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=2330E57987B7D81FF0E0AE9183BFC498 --renderer-client-id=7 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4928

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
9b9038f43376d4a554700964ea65e1ef

SHA1
25e43360f772da6b49a100556bf82c4132c5a856

SHA256
f25f1a1415e6708ba542b3b7f0ff8df1b6e2fcaea1dddfb4ee3e273ba7583410

SHA512
bb499f5ad89564f519f94c532fcedf4cbc44ec4731219000d41707f5682dc2b635a7f20161d7ba60787da3739c339917476bb924d762da90b4a250338f80ca5c

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/1856-26-0x000000000BCA0000-0x000000000BCF0000-memory.dmp

Filesize
320KB

Download