e29748f3dcc76333d612a2d80d28ad4302efc6d813e7c72c6d6c2f508a0cf565

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12-03-2024 13:41

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General

Target

c382a1e2646416ca9c7ac38db731e1e5.pdf
Size

88KB
MD5

c382a1e2646416ca9c7ac38db731e1e5
SHA1

3d5315a8db9bff79e45b05aa4d69d54e4409b9e9
SHA256

e29748f3dcc76333d612a2d80d28ad4302efc6d813e7c72c6d6c2f508a0cf565
SHA512

9e55362d9f83071305b7c06bc2ebf46ef5eeb27020d0d3190abdc95f635a7b7838aba22b2c2314ab2f2bdce984639c40ffe8d3284247d922e7ecd8771257a1fd
SSDEEP

1536:MgbcSMlpwXJxVlXnIgSGhGCcoBFDdvqL9tjWUMG4NSWZD2nGRSXMhWQpOCKeB:NbxMlkPVhrSGYDmBdvq3mG4NP8TMYCH

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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1332	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1332 wrote to memory of 1848	1332	AcroRd32.exe	90
PID 1332 wrote to memory of 1848	1332	AcroRd32.exe	90
PID 1332 wrote to memory of 1848	1332	AcroRd32.exe	90
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1052	1848	RdrCEF.exe	91
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92
PID 1848 wrote to memory of 1064	1848	RdrCEF.exe	92

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\c382a1e2646416ca9c7ac38db731e1e5.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:1332
- 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:1848
- - 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=64B9C3B5AD177313196B36CD3A241EA1 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1052
- - 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=5A2702AA311DD0AC2DEF5748242D4AD3 --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=5A2702AA311DD0AC2DEF5748242D4AD3 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1064
- - 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=C656FAC2E94A3931F8EAA55F40B541AC --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:880
- - 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=8717E4647414CAD7B102BA5880CF6F97 --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=8717E4647414CAD7B102BA5880CF6F97 --renderer-client-id=5 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4596
- - 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=2869094B4CC34CAA53E9434318D8DA9F --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1056
- - 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=D2C8B25FDA93F8E83B3FE105393AB172 --mojo-platform-channel-handle=1884 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1664

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2864

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
78b1449c35564320b4fd7811f8ff190e

SHA1
d0a37a0abb9458b166f9038c5044bcf7df0c1f2f

SHA256
b92b403d8910a47ab4ef8efd5e48a2ba93836eef65350e6611d184860c7f5ad3

SHA512
0e2f9a1f51424f07a438db0fd8a46b9d9a627dcd5765abdb54434ae25c5f69857c17845bab7b554f35d12b05a87fb927a5cfbb1274a136469e3c09de78ac0dd4

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