07117c96f47fcc04a7a0b18893b69bd3df614f3cab60d904d5448000f2a89db3

Analysis

max time kernel
4s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 04:12

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General

Target

27aa6d68b5178be4f204474685db6183.pdf
Size

92KB
MD5

27aa6d68b5178be4f204474685db6183
SHA1

23cbe232d78aa6e455f4e9d1ac9df107469c3dd5
SHA256

07117c96f47fcc04a7a0b18893b69bd3df614f3cab60d904d5448000f2a89db3
SHA512

4593eb106bb86b36ff5204472a6aa79faa4425630f56ad2819ecae15835c8d94cbe36bf765d9d9da601af4606ec09cb4ffba7b4d477d3f96b54f91e3976fdb1f
SSDEEP

1536:qMs+vGM0zzrKmjqaUG0erKiMSQEszxBM8XebtZeVJ5lTU04Fcq3WZ+zXz1p0OeIf:am0zffj1y+N4dBM8h/l404qqDXz1p0O3

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 use of FindShellTrayWindow 1 IoCs

pid	Process
1216	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1216	AcroRd32.exe
1216	AcroRd32.exe
1216	AcroRd32.exe
1216	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 4576	1216	AcroRd32.exe	92
PID 1216 wrote to memory of 4576	1216	AcroRd32.exe	92
PID 1216 wrote to memory of 4576	1216	AcroRd32.exe	92
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 4292	4576	RdrCEF.exe	94
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	RdrCEF.exe	93
PID 4576 wrote to memory of 1952	4576	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\27aa6d68b5178be4f204474685db6183.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1216
- 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:4576
- - 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=2EDE7F827B3E0CB29F7BDD59771A9269 --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=2EDE7F827B3E0CB29F7BDD59771A9269 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1952
- - 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=B6AF760E6372333A355C69F3A58BA2F2 --mojo-platform-channel-handle=1616 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4292
- - 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=84B6E0AF7DC00ABA690BAFB42B9179D6 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3372
- - 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=BB508D3C7A7B44BAABC8D0A5867267CD --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3620
- - 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=16D7AE8F9712DC634E36957641B2D576 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:8
- - 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=54A722D8ADADAFF28FD6DB39A95A39B5 --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=54A722D8ADADAFF28FD6DB39A95A39B5 --renderer-client-id=6 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4720

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3248

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
85e08f1b67bfea9b2ea30752e8963b4c

SHA1
9ba801b2ac1c729f20a659eef346b199d11d859b

SHA256
62aed82869aac89691b1f22b700e91aae92db97c22613729dc600936ee40ddb9

SHA512
f025023275d3f7847a9bfffc61cf56ff73d1b8d2ba2b57e5f249f7b7669bcfa2919c43cd2812ced05bffac7f26d6edf8091f5baac81c31ae955cead98c70a135

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/1216-26-0x000000000BFE0000-0x000000000C030000-memory.dmp

Filesize
320KB

Download