e631f8e7cf39009b5f76a98d982967308a22703135be6ede71f7df9b0c0871ae

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15/03/2024, 16:07

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General

Target

cbd73c9714cb253593817c8306c09993.pdf
Size

66KB
MD5

cbd73c9714cb253593817c8306c09993
SHA1

98e64a85bbc919e67c0798c0d47a4375d6af2cb3
SHA256

e631f8e7cf39009b5f76a98d982967308a22703135be6ede71f7df9b0c0871ae
SHA512

81af904836ddbc802c094eedf3c1a377263347e44ac7e804798d4f3ea8b12d5b596627bc80f27db456d3a64a80f6bb16af133abdea0516ed82f38aa8b0507e58
SSDEEP

1536:Pi4noy4s4nATK76yftd5FmfHFBQ7wY0fM0uQNCCKP5L:64oYIAG7lftd5FmfHFG7yfM0pNCCK9

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3148	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3148 wrote to memory of 4572	3148	AcroRd32.exe	91
PID 3148 wrote to memory of 4572	3148	AcroRd32.exe	91
PID 3148 wrote to memory of 4572	3148	AcroRd32.exe	91
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 2592	4572	RdrCEF.exe	94
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95
PID 4572 wrote to memory of 1064	4572	RdrCEF.exe	95

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\cbd73c9714cb253593817c8306c09993.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:3148
- 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:4572
- - 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=15553053F1DCBA58C934FC0D6D157A35 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2592
- - 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=08008894B1DC56CA6A80A7802AB499C1 --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=08008894B1DC56CA6A80A7802AB499C1 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --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=EED2983247D03EB0778A0F42E922EDDC --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4384
- - 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=3D87ABED849643AFDBF2F2206B47E9A8 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2264
- - 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=0FE9909D072BEB47563756191ACB187E --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=0FE9909D072BEB47563756191ACB187E --renderer-client-id=6 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2444
- - 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=3DD3897629B917177DCC1EFE2C9A6A8B --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3160

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5028

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
790d2c2a4da5fd1cdd02264ff4eb181a

SHA1
ec451df1bcf918cf914e24e55adbd5512fc6a3af

SHA256
d42aeec1becd594edf366c2753004bc9f67b0a829114b96365e80b5b0e412b82

SHA512
9ef7fccf84fc4c129137c23a53b4bdaa85c9259a9eff11187dec22c7d55dd10db73af87478c08e2bd2ed7e5a59a539b41ac7ce183b435d9d9682bbd9890d6da9

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/3148-28-0x000000000B0A0000-0x000000000B0C1000-memory.dmp

Filesize
132KB

Download