1034995be32b91fba829b515bed096bd142e0ef308f4f8caaff185fbaddbed48

Analysis

max time kernel
149s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 00:21

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General

Target

44cefeb5f2a580b1e0fdcc9e301b6cb7.pdf
Size

82KB
MD5

44cefeb5f2a580b1e0fdcc9e301b6cb7
SHA1

31f245257f1b1f6d2c01d5ad3ce1c781d1bc3398
SHA256

1034995be32b91fba829b515bed096bd142e0ef308f4f8caaff185fbaddbed48
SHA512

9762301cc3f582a3393435ec2dd596d006b2114a0f575ea5241eca464e83b1423d25ea05c0555eebde7b4acd6d07218dbe4a86605ec796e36f01b2b4f4aca0d0
SSDEEP

1536:K6SLg+dXrDSv5mxPF/25KQBRqsgtezRJHFaRpQ50yBm0taJANtAorLJO9:HId7U5m1F/6KuQozRxg3yBmqGALrLm

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1416	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1416 wrote to memory of 2016	1416	AcroRd32.exe	92
PID 1416 wrote to memory of 2016	1416	AcroRd32.exe	92
PID 1416 wrote to memory of 2016	1416	AcroRd32.exe	92
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 2368	2016	RdrCEF.exe	94
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	RdrCEF.exe	93
PID 2016 wrote to memory of 3608	2016	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\44cefeb5f2a580b1e0fdcc9e301b6cb7.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:1416
- 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:2016
- - 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=891A82E2881EFA2C6566C66BDF132953 --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=891A82E2881EFA2C6566C66BDF132953 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3608
- - 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=B5EFE04B6A293E6EE70ED749C652CEF6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2368
- - 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=3C83A49EC0E32C49C31BA815E8FE0B96 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3092
- - 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=6AAD6701DE1578E94CC633866BA678C7 --mojo-platform-channel-handle=1864 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1612
- - 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=C907926ACE8C12509149F16AEC8A55E7 --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=C907926ACE8C12509149F16AEC8A55E7 --renderer-client-id=6 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4272
- - 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=7F557849F264E2DA33E23488DAF9E2C5 --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1740

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4252

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
c70e6868291ada87fcdc8d4df68b5c66

SHA1
5858de35509d0b52aad31fc3bedf01a99aa04bbe

SHA256
bba115aeb80a37c45524a4fc3cb8809af9fe1b2c499e2e4e9ba29defcd901496

SHA512
abd862f570b064f0f086db3533535e05a4efad5d762f4b60fb617a4ed4f3160efc04f9e314b3b1e8bbb1e1091e165e88a6da286ef8884f20d9df2fe9176d9a21

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