7fe2cf735993b1f902c7a292c14f2a8032e0f26895aea4fc37536e7c5e76f49c

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
19/03/2024, 03:15

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General

Target

d511afe100e38846103ddac6d4b83ad8.pdf
Size

86KB
MD5

d511afe100e38846103ddac6d4b83ad8
SHA1

007c5911ddb3ef92a27a9e915a9569ec9ea0ecaf
SHA256

7fe2cf735993b1f902c7a292c14f2a8032e0f26895aea4fc37536e7c5e76f49c
SHA512

c38cb255d7557b531f434c12a0cee6a901438f3746bb34d3c60965a44b28fd80231b09172f7af77d65229467c258dc63a23cc9d3782d1c146622f8c45cfd729e
SSDEEP

1536:QDl6Tw3mcB/oJ9bjSKxUHKwR6QeT1Md9KRt0Ktw69QlWOyITWRU9rdmM59YqWOpF:TmGdjSawJRyTQ9KRt5ycIcU9rE4yPZe

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4940	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe
4940	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4940 wrote to memory of 1308	4940	AcroRd32.exe	97
PID 4940 wrote to memory of 1308	4940	AcroRd32.exe	97
PID 4940 wrote to memory of 1308	4940	AcroRd32.exe	97
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 5028	1308	RdrCEF.exe	98
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99
PID 1308 wrote to memory of 2788	1308	RdrCEF.exe	99

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\d511afe100e38846103ddac6d4b83ad8.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:4940
- 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:1308
- - 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=14D32B563CF22D05FB51E49527C33010 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5028
- - 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=D2A69A478B870F56F02DCC799D236CE9 --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=D2A69A478B870F56F02DCC799D236CE9 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2788
- - 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=069BEA6505DFA754BE470458707DB061 --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=069BEA6505DFA754BE470458707DB061 --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2212
- - 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=0A140D9CEF3AB7F31BA8EFF887F140D3 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3992
- - 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=654912D645BE01471FA9EDD39E4B5DE2 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1132
- - 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=26737E8529975DAA384E86CE3199810F --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2760

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3160

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
e0c8a24573c04cdc9ad1baec34292f7a

SHA1
51eb6f29e3f921916df1b370046f02b95e93cee4

SHA256
2a9471245940c8611120e4c5748aa4a0e8d2dac7e03bbbcad064c19c0b75e0bb

SHA512
88cb1754ec2e8ebd3f385d3a8b4e6544055b181883969b18caa58ad98bc750780ffa37f7dd8124d002ad9133b237c9bbc1fe414dd9854e6be7bac9a9f7c0481d

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