0454c767554d8e09823fd8ed3442ed6f30ad76076fa76179c63df0672df66c79

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 13:22

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General

Target

37d0d9820ad4b1458ed7f849879d7a62.pdf
Size

35KB
MD5

37d0d9820ad4b1458ed7f849879d7a62
SHA1

db1ece9b14477cd1309ee8a8fd3ac31a5547844c
SHA256

0454c767554d8e09823fd8ed3442ed6f30ad76076fa76179c63df0672df66c79
SHA512

c836407fd629e0c4f8e9e8315ca52b2775c29c749e6cbf1560504748ffff0dd153e3d6702f32c4f180017ed65106c40db3061a740b0f1cc1f0574d0a8c02b5ab
SSDEEP

384:IpHCntHMBIsT8Ka6J4V/6yzQNvXqBa9zvlfrLBCUSzg7r/RpWbHhkfJLP8HCUSQ:IlCntHGIsPzJ4V/wztFcsKHhkBzCN

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3248	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3248 wrote to memory of 4756	3248	AcroRd32.exe	92
PID 3248 wrote to memory of 4756	3248	AcroRd32.exe	92
PID 3248 wrote to memory of 4756	3248	AcroRd32.exe	92
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4504	4756	RdrCEF.exe	93
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	RdrCEF.exe	94
PID 4756 wrote to memory of 4528	4756	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\37d0d9820ad4b1458ed7f849879d7a62.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:3248
- 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:4756
- - 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=0B607729B8F28384865399FC73207171 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4504
- - 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=EBE3D632722975075B8FDA08CF2EB226 --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=EBE3D632722975075B8FDA08CF2EB226 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4528
- - 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=65804D7C5AE3B4845947480B27EDFB12 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3172
- - 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=9B00710EA00EE8CED2F06F34CE00F268 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4984
- - 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=1196368F65AE90541AE72E018A87A40B --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=1196368F65AE90541AE72E018A87A40B --renderer-client-id=6 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3956
- - 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=262396CFEC5473EC6404CB11DF454251 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3816

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4436

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

memory/3248-26-0x0000000009B60000-0x0000000009BB0000-memory.dmp

Filesize
320KB

Download
memory/3248-28-0x0000000009B60000-0x0000000009B81000-memory.dmp

Filesize
132KB

Download