f5eaabf22090b17e3ea6c1b73a95da99a8c46b2207da7bf52d4ec809766d85dd

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
14/01/2024, 08:06

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General

Target

5aba3870693a3f16241017dfc1965884.pdf
Size

33KB
MD5

5aba3870693a3f16241017dfc1965884
SHA1

29fcb3b7584f3c3c48f047e2403ead5c6537876f
SHA256

f5eaabf22090b17e3ea6c1b73a95da99a8c46b2207da7bf52d4ec809766d85dd
SHA512

e65ce0256aa63d0ff96ad24d121864d89f4c28f939bad2ce0624d85161bd4bc770c948e5a89f828787fe6776ce7050b681397a10d3b26e29d80046657d65d96f
SSDEEP

768:mRFzcrvSvDI3S8lE3/31L8xZsFmlykIDLh:mRFcrvA8K/1L8HwwzIDLh

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1520	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 5112	1520	AcroRd32.exe	91
PID 1520 wrote to memory of 5112	1520	AcroRd32.exe	91
PID 1520 wrote to memory of 5112	1520	AcroRd32.exe	91
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3740	5112	RdrCEF.exe	93
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	RdrCEF.exe	92
PID 5112 wrote to memory of 3528	5112	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\5aba3870693a3f16241017dfc1965884.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:1520
- 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:5112
- - 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=668FAA3EF129B60C191242809BD7FB43 --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=668FAA3EF129B60C191242809BD7FB43 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3528
- - 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=EE188C4977AACAEB9F9A7C4D07A40B99 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3740
- - 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=C440244BDD07D968FB1B798970B6468F --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2996
- - 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=FF14E378EC7C0F5630E3707DECBC3B55 --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=FF14E378EC7C0F5630E3707DECBC3B55 --renderer-client-id=6 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1280
- - 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=3AFA1D803AD820B360B395E7FD239B9F --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2872
- - 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=D723DB222F79E9C9D7BA600D41536A35 --mojo-platform-channel-handle=2648 --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:1652

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
bd1cd18f6901b75d33dbe75f41582107

SHA1
d4e4cc51143025a23ed7bf530b04e038fa9f9d2b

SHA256
9eac70399164587d19ebd3cd264b858b452d40f9384064baafd359f8cee63d5b

SHA512
b0e878516e5d10581a847b78c3b7462714e212086b79128b13efdaf937783c7cafde98410d62b9b1102692619db06855225d017a511ca328b640c3b9f311262a

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/1520-27-0x000000000A360000-0x000000000A381000-memory.dmp

Filesize
132KB

Download