862e6742c8fa354894872a91d806d7289a1326eb8e6971a607ec7a968183ba7a

Analysis

max time kernel
142s
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
30/12/2023, 10:35

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General

Target

1613717c6b855af492f4ecada6d6cd75.pdf
Size

85KB
MD5

1613717c6b855af492f4ecada6d6cd75
SHA1

1d30c22310fedf31543b0780f240e706dae7b3c6
SHA256

862e6742c8fa354894872a91d806d7289a1326eb8e6971a607ec7a968183ba7a
SHA512

7d19ca4a7f0f2e6a5a68cf2776819d0b59ef1208f93c0dfa4d8e00b2cc148d18f0e295170b5a85a086eb2a81fbaf4eee941fdd0692b55094e844a628ec5ff15b
SSDEEP

1536:3nXT9nCqN1P+2q5fkn72/WUD7C6f6/8wobaFgAWifTQ/LLNyUOpyNOQ2ZSk6zqWB:HT91N12T5s72lHC6f6/VFeHifc/LLiyx

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3176	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3176 wrote to memory of 4652	3176	AcroRd32.exe	93
PID 3176 wrote to memory of 4652	3176	AcroRd32.exe	93
PID 3176 wrote to memory of 4652	3176	AcroRd32.exe	93
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 4548	4652	RdrCEF.exe	95
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	RdrCEF.exe	94
PID 4652 wrote to memory of 3732	4652	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\1613717c6b855af492f4ecada6d6cd75.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:3176
- 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:4652
- - 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=A5BE59803D1866CBE83978DC87BC3EF4 --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=A5BE59803D1866CBE83978DC87BC3EF4 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3732
- - 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=907BCD8E043EB48361B8B0FEAF5E77A1 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4548
- - 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=562074D19FD7176DF0766B26D8A5103E --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3068
- - 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=D23A9F40565D24BB744AC10902E7226E --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=D23A9F40565D24BB744AC10902E7226E --renderer-client-id=5 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2296
- - 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=4254F7A58128AD59245D16D9FB37E494 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4392
- - 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=059429741007647E3D40B52C1EC60816 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1528

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4200

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
f4129198e932283efcfd2d1e4ad14069

SHA1
a0ba68efe9d8ab4ddb10126a5efc4437bffee374

SHA256
dbe211fdc90a84eb7de9a04f90098c403ea58e01e78a06876b96737f83dc9302

SHA512
55d8b922338c7b02d6462bd3b465ae855ae11e9d2be64ecdcae520a9ccab99b555f6b696a85666af1d792acc6b5dfb4e988c9b480f8b024192b628601843cea8

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
memory/3176-28-0x000000000BCE0000-0x000000000BD01000-memory.dmp

Filesize
132KB

Download