2a8a91e7504f501ee4b3ad450c5e78af353982ca317274dd98034321b5b1c31e

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
23/10/2023, 22:21

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General

Target

NEAS.6db82ab3251d4e03a57b036a90c13c50_JC.pdf
Size

54KB
MD5

6db82ab3251d4e03a57b036a90c13c50
SHA1

4ebf0ca8c858371b810a123e29e414853032e6b2
SHA256

2a8a91e7504f501ee4b3ad450c5e78af353982ca317274dd98034321b5b1c31e
SHA512

f01cd4ba8cd4b030729fe874ab201c8926fa04e4cfeb26140a963670d812bdaaf4c9bb210f53075d022c9ad711cb206345fb25744c2dc70950e5d435ea5feb90
SSDEEP

768:zuzdNIggou41dMV+foYlP137hEpdAeNnr/2uZeml8ECtibWPPzwykd:yzIW1dMV+foY58HA4r2vmlYibWnzxkd

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-1-5-21-984744499-3605095035-265325720-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4616	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe
4616	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4616 wrote to memory of 2004	4616	AcroRd32.exe	91
PID 4616 wrote to memory of 2004	4616	AcroRd32.exe	91
PID 4616 wrote to memory of 2004	4616	AcroRd32.exe	91
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 5108	2004	RdrCEF.exe	92
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 2468	2004	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\NEAS.6db82ab3251d4e03a57b036a90c13c50_JC.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:4616
- 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:2004
- - 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=93B1A8192251BA2AC42909A7EA9FC05D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5108
- - 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=645085A1AB4821409C9ACEA63FC29B96 --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=645085A1AB4821409C9ACEA63FC29B96 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2468
- - 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=FF853B788A3561CB58DE81418775068C --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2564
- - 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=4C068D8C7A27A54547D6C4C6BC862758 --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=4C068D8C7A27A54547D6C4C6BC862758 --renderer-client-id=5 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3684
- - 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=00B38FACB81BDA1E9B69238FED1DD56A --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4788
- - 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=E095BDF7AED6B8F37229E0A119F5DAEF --mojo-platform-channel-handle=2704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4192

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2540

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
0f2fd4cefa72d46046240334eed7077d

SHA1
8a03a4278bcd4947106372923b5f2de212d39a62

SHA256
c09111d8f652c97fab5da993d4b3faf2dbc9dcadc086874f42656040c060515f

SHA512
31be1bc12ec7655c504328398f04a78afd7ad5be0b331cf8b45d68d3ee2f5496a794ca690a7f294c457913a0c12f4d8b7f64cddd91935d5f914691b597373515

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
memory/4616-28-0x0000000009C50000-0x0000000009C71000-memory.dmp

Filesize
132KB

Download