b6b8ddee968063285c2cf8ea3584f1eecaff93569f5a9d76c730bf50f5d7f27d

Analysis

max time kernel
176s
max time network
186s
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, 03:38

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General

Target

0d35ecadac33107056a5162336e4022f.pdf
Size

85KB
MD5

0d35ecadac33107056a5162336e4022f
SHA1

0cee9c998e37bb976bee55adf73b4d4eceb04cfd
SHA256

b6b8ddee968063285c2cf8ea3584f1eecaff93569f5a9d76c730bf50f5d7f27d
SHA512

2caea6ca0b3fe081e46c2bc2ecaf9c6c538a0b39f1b9a5e68a5f0502bd7baf84aac1d158837fab910fd0eef4f2b6dde9bec3f8f6b398604fa66d5977b633cb05
SSDEEP

1536:9vq53bISrumVC/ZKvnTe2Sa557iBGdFClfZWypOlWWxsM4CEIU/OafO7OHZ8:a31E8lN/4MFKClDsbCEIX

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4884	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe
4884	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4884 wrote to memory of 3520	4884	AcroRd32.exe	94
PID 4884 wrote to memory of 3520	4884	AcroRd32.exe	94
PID 4884 wrote to memory of 3520	4884	AcroRd32.exe	94
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 224	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 2256	3520	RdrCEF.exe	99

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\0d35ecadac33107056a5162336e4022f.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:4884
- 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:3520
- - 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=D3586EECB9CB4F13DA5D10E7A83CF58B --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:224
- - 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=100AB72CC92043F7377F599193778B2A --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=100AB72CC92043F7377F599193778B2A --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2256
- - 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=56EEEF2316FE90BA05C39DBD5B6824EC --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=56EEEF2316FE90BA05C39DBD5B6824EC --renderer-client-id=4 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3188
- - 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=EE64AC24C5CD6B1DC38620BB3C159D1E --mojo-platform-channel-handle=2600 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3460
- - 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=F577ED7513E2AC37342C620AF717B185 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1544
- - 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=FE9FC29A798DA6FA8E7D68CF1F9C0855 --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5112

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4688

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
1944fd10e70311cb7bd87640c8abf0ce

SHA1
9a39712fd852fe45ff00c39f7e0dd533122978a4

SHA256
3a56cc2fcb64093204aacb8fd34cbe9e5d33f9ecb183a11b2d0a3ea8bf095f71

SHA512
c0b62c803aac51ad4f852426442b23e84acbda9b928bbddec59c728e7970da43f3a0f0b9a99b594bceb0dfa0b2ffa830ed6f739269bd64445494d71a022d9a40

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/4884-96-0x000000000C850000-0x000000000C87A000-memory.dmp

Filesize
168KB

Download
memory/4884-98-0x000000000C850000-0x000000000C99D000-memory.dmp

Filesize
1.3MB

Download
memory/4884-145-0x000000000C850000-0x000000000C87A000-memory.dmp

Filesize
168KB

Download