1c371280ef5ddb832d5534e015869a5fe79a379649c64b69160533b81a219e46

Analysis

max time kernel
143s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03/06/2024, 15:46

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General

Target

AIR FORCE/Attachment 0013g - D-IBCS-0471_Delta2_Suppl_PE_redacted.pdf
Size

780KB
MD5

2c068bf294f9633b06a24d1c79adc989
SHA1

d88e299583a9af64f0210727414bc130eb1229bd
SHA256

43a1608ddf6c5f6285951af667018e1d8e6e0b109c7c0f85f0bd1d256b7f2ca2
SHA512

00d93dc21e95d6a8caa712a54d9adbab8a54690b945ac4df7d73cfd95323cd3d3b2fa7b4ff22017ffcd824ac9cd0caec11be810041911956913ec93b7236c166
SSDEEP

12288:TBahTaBfL8AK0JVyhbxNy4/67INUxMuyLctd8Rd8LOrx4Xihepk5hvpQ+:9a4foAJJybTy4/mIyLPS8LOVXepOhve+

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-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2620	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2620 wrote to memory of 2780	2620	AcroRd32.exe	88
PID 2620 wrote to memory of 2780	2620	AcroRd32.exe	88
PID 2620 wrote to memory of 2780	2620	AcroRd32.exe	88
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 4820	2780	RdrCEF.exe	89
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90
PID 2780 wrote to memory of 624	2780	RdrCEF.exe	90

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\AIR FORCE\Attachment 0013g - D-IBCS-0471_Delta2_Suppl_PE_redacted.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2620
- 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:2780
- - 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=D3157F8DA721523CA7A9C352E479FE15 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4820
- - 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=E91C5BA67FAB318085E7FDF1F8CF952F --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=E91C5BA67FAB318085E7FDF1F8CF952F --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:624
- - 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=EACDD2AA1F0850B92B7B1744A4A77850 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1800
- - 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=EF2650FA43BA0AA504E17B6AA6A75404 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1604
- - 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=8D5C8F40C6B4B9523724D4E75E963B7E --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3344
- - 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=88001E2BF94BD757232FF5552BFC49A9 --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=88001E2BF94BD757232FF5552BFC49A9 --renderer-client-id=7 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4468

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2388

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
d6eb7592b8dfd40dd05230dae0d25548

SHA1
b5d0c34b25a7d34a272bf0e63e605e26b8f1a92c

SHA256
f7bb805f9370f06768cf95719531bd3f2a59f48044a12aac648ec8bbf4805157

SHA512
1f6c80b7323a91669a34bd7a1da1c47c204761b450aa587330ae6a9d83272ae58469c539df5902bdbe7557dd1a1d89533f0bf0f091a40e1080fc5af58dfbf6cd

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

Filesize
64KB

MD5
a97f81ee9943656870bc756257bd1b76

SHA1
429bee389a1a73551be0028229ce54bd3d9c7246

SHA256
fcbeb36a5d096d33b90a77145b8984d608e67662ac63087724ca84c27f3e7c80

SHA512
35891faa949d4bdfa448e5bb3787bb2a0b8e4e67cf236fd7e6e57bda7e4b99fca03f8571130c9047dd5696dfdada388463ba01219bcbf9900fa1daa9117636e5

Download Submit