814ecaa70443af875bceabfb987d6acce9136d900f6f65600763645d3415a46e

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
29/02/2024, 05:39

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General

Target

add1e6e03f6f553d380f40d760766f4b.pdf
Size

97KB
MD5

add1e6e03f6f553d380f40d760766f4b
SHA1

6fa84f81cf961868b908626697aa413a4c484bc9
SHA256

814ecaa70443af875bceabfb987d6acce9136d900f6f65600763645d3415a46e
SHA512

0f366ce9ae323dfaad38972bf218a25e7c51c21f8f2cb99fa46511efcdb2fda1cff9a393d40727f049360e98358a1358034bd769f0d55b9b0fb1980c8c7b16b5
SSDEEP

3072:qvr9lT0N1Wg6+6dGpQChOqL2QmPR93uk8+ZEX:qj990N1x65UrL2r93ccQ

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-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3964	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3964 wrote to memory of 3140	3964	AcroRd32.exe	92
PID 3964 wrote to memory of 3140	3964	AcroRd32.exe	92
PID 3964 wrote to memory of 3140	3964	AcroRd32.exe	92
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 2488	3140	RdrCEF.exe	93
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	RdrCEF.exe	94
PID 3140 wrote to memory of 1272	3140	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\add1e6e03f6f553d380f40d760766f4b.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:3964
- 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:3140
- - 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=B832A731F99097DE09D8C4CE1EA01F7F --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=6FC5A60803E9FF0857B4D4009C2A5EF9 --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=6FC5A60803E9FF0857B4D4009C2A5EF9 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1272
- - 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=252E47A8758A0D929327D09150D3BFF8 --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=252E47A8758A0D929327D09150D3BFF8 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2044
- - 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=EC3F0BE08A669174A8932E348EB35790 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:664
- - 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=55775B9D151BC3BB26684BE2869A91DC --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1964
- - 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=12EACD153742BABAB72F91C6521ACC47 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1560

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1896

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
6a4bac349bd98d027b1a6e39d7086be4

SHA1
69fddc3dd4e0812f791824bf1da7dfda147091f6

SHA256
4f6ddb853ffcc3142d9428ff9a5cfb666ed24755758c10f79101321f9c69eb2a

SHA512
78d1102a555031cbf98c425bbcff351906778d485334e5236221b3cfb401a521a23385750b8466e4fe2dc83a23fc64c4cf66e04b6fc78250066feed7f0bf823f

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