869ba138a62df10cc02add479ecb195ed9f333deeddbb1a880e3d71f4ea5b9b1

Analysis

max time kernel
142s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 02:45

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General

Target
960a54954eca64da4eaa3be73d332f2e.pdf
Size 69KB
Sample240212-c85j7abf66
SHA256 869ba138a62df10cc02add479ecb195ed9f333deeddbb1a880e3d71f4ea5b9b1
MD5 960a54954eca64da4eaa3be73d332f2e
SHA1 941a7fb628a3bd61e6a928ac6e0099a66eeee83a
SHA512 f7d97b29ae097ed7c1af5fe02aedd62afe6ac00a7a050697c7011a3103b531269a0b363949361048d17b307c45ef3195be19a7a160ab697c1687ad823fa3b1e5
SSDEEP 1536:hIldHYTZ0OQzqbz+qWSbNhFga5S8iJHIZg9NtlwKGknMCIha89I:+lY9GI+qDg8Sx53nMCkaZ
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4408	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 4012	4408	AcroRd32.exe	84
PID 4408 wrote to memory of 4012	4408	AcroRd32.exe	84
PID 4408 wrote to memory of 4012	4408	AcroRd32.exe	84
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3016	4012	RdrCEF.exe	85
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86
PID 4012 wrote to memory of 3864	4012	RdrCEF.exe	86

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\960a54954eca64da4eaa3be73d332f2e.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:4408
- 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:4012
- - 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=778A0F4B66015455CF25E9FB67CC1C33 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3016
- - 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=EB7BCB0D21C4D01AB0D355559839C23D --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=EB7BCB0D21C4D01AB0D355559839C23D --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3864
- - 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=C7717A4692CAB54F92203BA60F946C5D --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=C7717A4692CAB54F92203BA60F946C5D --renderer-client-id=4 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1600
- - 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=62A4A434E9C4746816A5DF24BABF811C --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4280
- - 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=AB4C8F6329C30A83BC841E645A19356B --mojo-platform-channel-handle=2600 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4752
- - 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=DEA977800A439205FB690EDACDF1145E --mojo-platform-channel-handle=2508 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2640

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 2bcc7c7dd76c4e2be45338bf4636134f8b2162773eff453929963096625ecc1c
MD5 e661f12db0aa48093d63c75d05d4e68c
SHA1 adf69c9208d42020ff4c26cf70cffd1dea7f8d2c
SHA512 f4c2d2b891e3e2e9c2ceb212d2442a361d4896d0b7d9cc8e3c2c9d313451ff70342c47d1c0fde4594c3a76700e0a7e50f55357d0d25e2fc24258d0f3fcff7b93
SSDEEP 384:yeKdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:h+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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