9bed728c598050156fc29722def0ecd59aa55618e59be5142e0c99c2e0dad1fb

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
06/03/2024, 05:55

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General

Target
b6ac41246226757109ada336b0a69c3a.pdf
Size 136KB
Sample240306-gmwglsdf96
SHA256 9bed728c598050156fc29722def0ecd59aa55618e59be5142e0c99c2e0dad1fb
MD5 b6ac41246226757109ada336b0a69c3a
SHA1 2b1876839ba96d0a8fde939981d43207ac2c9ee2
SHA512 38070bda92b277b5592b38b5e94e289de31e0c0debf6c01493e1e08a67080fe0ed3d13193753742ca614f06b1b8c9db9ec9208f008e6926ae2655021b731a4bd
SSDEEP 3072:yTYhxJ7glTxEHiZP31CpQ6jlwLzu82sc2a0S:bhr73CZ+Q6+zuSRe
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 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-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
840	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 2196	840	AcroRd32.exe	91
PID 840 wrote to memory of 2196	840	AcroRd32.exe	91
PID 840 wrote to memory of 2196	840	AcroRd32.exe	91
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1192	2196	RdrCEF.exe	92
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 1616	2196	RdrCEF.exe	93

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\b6ac41246226757109ada336b0a69c3a.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:840
- 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:2196
- - 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=0928DA4A079D65D935761A9ED5DA9E4D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1192
- - 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=6B309D296FED8FB902F649DD32D7C4A2 --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=6B309D296FED8FB902F649DD32D7C4A2 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1616
- - 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=E86B611B979EA17EE376BFA0366619D9 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:392
- - 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=91D00CEACCD9EF65A267CB5580654B71 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3584
- - 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=BB4496F210607E6F567A2223FE6C8016 --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=BB4496F210607E6F567A2223FE6C8016 --renderer-client-id=6 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3180
- - 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=1855D665EF7A04BBD6EC3ABF82B7D53B --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5048

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4184

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 8963f2b6a40a85a5c89bdb4ff098f65394010225b7c17655aa4e43e0a6b876f3
MD5 a7749d86c8ac33d4ee41849fddd3ab3c
SHA1 067529e8ca2e36ce6385bc207f984d3923a3f09e
SHA512 517d29f821b34d8ee72e69168e6fcb29f59c204f21d2041c5de68bab95bb57b9a0ece83da85a3cde4c89b7f023fdf9ffbf6c63ab0f5ddb81218c694cc2cb3068
SSDEEP 384:ye9dThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:c+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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memory/840-26-0x000000000E440000-0x000000000E490000-memory.dmp

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