ea84d7b1231c683845f1997cb08f9821ff69fb6659e1fff2e07321d20d115d8d

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2024, 03:58

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General

Target

aaf257ff41c2f6bc3754c2998ed190b0.pdf
Size

106KB
MD5

aaf257ff41c2f6bc3754c2998ed190b0
SHA1

29630005d9d89dc6a8177d9e6025bdca3d387425
SHA256

ea84d7b1231c683845f1997cb08f9821ff69fb6659e1fff2e07321d20d115d8d
SHA512

00749399a680b26b7579460bf722cf744141cc47fc2c2d2116ba14ba6e9c78456614150deff5dd267add1ab4e88177037baff4bb888cdb203e37105b984af646
SSDEEP

1536:q8/yDmLcyddk0VkoKSidViVGtwKUYEHqIK4IBJbTzchPw79hzA5W6pOu26W8ySLr:myTP5i/NtwKUYHwInbGw79hzAau2rSn

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-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2796	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2796	AcroRd32.exe
2796	AcroRd32.exe
2796	AcroRd32.exe
2796	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2796 wrote to memory of 4060	2796	AcroRd32.exe	91
PID 2796 wrote to memory of 4060	2796	AcroRd32.exe	91
PID 2796 wrote to memory of 4060	2796	AcroRd32.exe	91
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 4872	4060	RdrCEF.exe	92
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 5088	4060	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\aaf257ff41c2f6bc3754c2998ed190b0.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2796
- 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:4060
- - 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=3E1E9F5595C269FBD73B3772DA63A83D --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4872
- - 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=3DD11462A457B613BF06EFCCE3A7AA5E --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=3DD11462A457B613BF06EFCCE3A7AA5E --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5088
- - 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=03FC9480582E803347976A3E5AF5005E --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2712
- - 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=C930E48DD050B9B6960CA1FD2708C8A7 --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=C930E48DD050B9B6960CA1FD2708C8A7 --renderer-client-id=5 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1020
- - 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=68AC3356F6EED6252B5B2C9186FB8FE7 --mojo-platform-channel-handle=2644 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3228
- - 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=97E6D348925E975195AE624414690087 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2120

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1944

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
b156ddd18a4aef8cfe29191663e2a9d9

SHA1
e247f0a622ad0ed288bbf1e8e679785387df3775

SHA256
314c5de237221ec77a6a45b7f6611b1a179bdf21c27e5e7fe55d352559accc5d

SHA512
1439843652ca06d6601fc3cb41c5063393f855ca8fa2427b4fcb2df42aabe4455793a0bb5d8ff54a3541808db4d821819568b4f2310b23821995d96e08ad9251

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

Filesize
64KB

MD5
42c4d3d73d9bf4873eae1b9d8e216cfd

SHA1
8a55fe04c792626f811518ea16858db527e8d1f7

SHA256
81c47e601a88c306ddfd981f0666f7dd7bf2ce31c611d5b0f8dc11131e166dca

SHA512
ca29f042f8d8dd30e80613dfa51e22d20287d67c6333fbb265c6c0f99a49e7db9b68a6829e5084dc316f6144eaeb22d9bb226367dbe04790b3b3be71113ea697

Download Submit
memory/2796-31-0x000000000C620000-0x000000000C641000-memory.dmp

Filesize
132KB

Download