0baf2cff3507ea78ce908490ada74fb58b761a13ae3047a23e44a3a7d86b8d6a

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 05:45

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General

Target

649f60f5fdb30f3d66470af89004b319.pdf
Size

82KB
MD5

649f60f5fdb30f3d66470af89004b319
SHA1

a8657f9bb0aa63547a880bee632f2e3ef0223faf
SHA256

0baf2cff3507ea78ce908490ada74fb58b761a13ae3047a23e44a3a7d86b8d6a
SHA512

35e468ef91c266e2c680706fc3d6fe3006ee9d7950ea6fb2ec77b3f2fbd34ef199d3127f38069eae59f435603e56ee64993c4b0dab287d57c4929ce3234b13db
SSDEEP

1536:HSN65TzY/KH7ftz7qZ9odqfrq+MIe71vQgRDo0TgV/pvK1QW3NHpmgzMKZLWspOt:yQUKbtzmboUfIIYQgRzTgl81/NJmwZKt

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2600	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 3720	2600	AcroRd32.exe	91
PID 2600 wrote to memory of 3720	2600	AcroRd32.exe	91
PID 2600 wrote to memory of 3720	2600	AcroRd32.exe	91
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 2268	3720	RdrCEF.exe	93
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92
PID 3720 wrote to memory of 1664	3720	RdrCEF.exe	92

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\649f60f5fdb30f3d66470af89004b319.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:2600
- 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:3720
- - 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=1221DDCE3636C70FC6A80C6B348D02E6 --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=1221DDCE3636C70FC6A80C6B348D02E6 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1664
- - 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=0997AD0A334486F37CDB47B0EF33FBFB --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2268
- - 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=143A246D64669C736D4C554B1A4A0560 --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1484
- - 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=767780BB75F79259DE650FDE91EB59E1 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4908
- - 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=3D7D145A79C29376FFAE353D77B44AD1 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4176
- - 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=3C457B4A5D7BEAB6944E87CC91E0170E --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=3C457B4A5D7BEAB6944E87CC91E0170E --renderer-client-id=8 --mojo-platform-channel-handle=2376 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2876

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4048

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
d52b5daa4a6bfcf670a05a836d2cb1ff

SHA1
57cde6c698fd966b7d651afd3b82f531be71da9a

SHA256
1deadbe8195e392ca416d148d460b5728cf989e974865681c874ecfafcd32c8c

SHA512
7e44a7bec6ed395ee5106dca949e9a3234018193ffdcdc689a376e4dcd7de087454add3fc9d24da72b941dea69a76f1ef88b8e4afc3781a8b637c2c698be8e4e

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