afa265ff4903d93ad33a4e5b4c4a3a6194c30ef3a4dc937e45f3ac3f6689a37d

Analysis

max time kernel
141s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2024, 01:42

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General

Target

7bd36ebe179022c7e3de59ea1c45f1e9.pdf
Size

84KB
MD5

7bd36ebe179022c7e3de59ea1c45f1e9
SHA1

86574047196de513342678c98cb13b8fcbc16f34
SHA256

afa265ff4903d93ad33a4e5b4c4a3a6194c30ef3a4dc937e45f3ac3f6689a37d
SHA512

46465993fa9b1772f5bc273d12102deb646fb22d06891ee463479e4897a5b934caa6933444c4b3633cb099a2f1d40f30fed5dcbefa4bca02ab5e8199ff1672b1
SSDEEP

1536:o02YdAFWTKiKud7OF63Ezr+QXH/MS0Z4zWQTn0/ibREW8pO7NhCd4:SaVOF+EfbXHkS/4/ibRX7F

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
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2472	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 1104	2472	AcroRd32.exe	95
PID 2472 wrote to memory of 1104	2472	AcroRd32.exe	95
PID 2472 wrote to memory of 1104	2472	AcroRd32.exe	95
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1940	1104	RdrCEF.exe	97
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98
PID 1104 wrote to memory of 1772	1104	RdrCEF.exe	98

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\7bd36ebe179022c7e3de59ea1c45f1e9.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:2472
- 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:1104
- - 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=3C1CE835A0CC46F0C3938ECD81861718 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1940
- - 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=C06769E826E9A26088B41680BBCC2437 --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=C06769E826E9A26088B41680BBCC2437 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1772
- - 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=BFA7E6AEC1FAC0E63789442F29607F19 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3912
- - 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=7FB9E9BABD1FFA09AB7AF21288A83D62 --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=7FB9E9BABD1FFA09AB7AF21288A83D62 --renderer-client-id=5 --mojo-platform-channel-handle=1952 --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=66FAB75D6522B0D01763DE17C46930E3 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2828
- - 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=6343D3C6BB832897CE1665FA81BFEA4C --mojo-platform-channel-handle=2796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2688

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:412

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
2b923a977d766e99eef70d0567775059

SHA1
6d9ae5b7440bb53a1caaeed0375dca09392509d1

SHA256
34992ab739904d1f158db1a106ef2e90439ade82c2b98fd3c6b141ebf116cc29

SHA512
f6dab6c9fbe2aa5e138e4f58dadf1217ef33541d1596e3f912e989b209be019e479af6f02e775ab4aad3d73d244ce7cbbfa7e34f63c4bbc55da2a4f4dfde7ae3

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