1c371280ef5ddb832d5534e015869a5fe79a379649c64b69160533b81a219e46

Analysis

max time kernel
132s
max time network
143s
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/DRAFT JNWC-IV-IDIQ Work Statement v. 1.pdf
Size

467KB
MD5

50153fceccba5ba913d3e2b4ac5307cf
SHA1

0117104d3711bbde72b1113642f17e5beb0cd130
SHA256

ad1cfd694764b133bd99502692d7a7ae80cf7ff14518e312304ec1b21ad9671a
SHA512

a587cf3ec68a2ae527bb0883a8eef96c18bd20c719551a405277bc6f4d6c50ccf0bf9e7abef792a442398206eca2128030d7afc60121bdf2bddeed40027dd96e
SSDEEP

12288:hiCYmLjV2CrpCuJRF9zFt+Xbnej8Ax7/OFN5c:SmLxTAiFcX7eIAx/ONe

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-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3532	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe
3532	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3532 wrote to memory of 4924	3532	AcroRd32.exe	97
PID 3532 wrote to memory of 4924	3532	AcroRd32.exe	97
PID 3532 wrote to memory of 4924	3532	AcroRd32.exe	97
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 2660	4924	RdrCEF.exe	98
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	RdrCEF.exe	99
PID 4924 wrote to memory of 5072	4924	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\AIR FORCE\DRAFT JNWC-IV-IDIQ Work Statement v. 1.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:3532
- 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:4924
- - 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=48561B4DC2E3194426CF5051A420DC41 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2660
- - 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=77CE93B8AFC96A708E83089D293422C0 --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=77CE93B8AFC96A708E83089D293422C0 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5072
- - 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=A483954E976A12AF521DCC0D6FC99E77 --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=A483954E976A12AF521DCC0D6FC99E77 --renderer-client-id=4 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3420
- - 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=F30D25C6ACE6B7E8A98A1F1C2DA9A7BF --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4248
- - 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=E2138A2AC9B1E6E53A3FF7001A7CE8E3 --mojo-platform-channel-handle=2876 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3472
- - 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=3720CC06CE5495473F9CAEDC7C77504D --mojo-platform-channel-handle=2908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2840

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2984

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
7e9f396fcecbc2630be213e3ee0ecb8d

SHA1
995cec7318ba8de6a8c76d5192bd219d76bcdc7f

SHA256
e5ef1d6a08c492b0dbd6adc1aa2eb2fad1c218c794e8e1fd613fd7395d9e3468

SHA512
a2073e204052dcbf1a806b44fd6836b227cb7bf5a333642d6bd04b46d9eaa27ac668fa1e5d03d9ae57c08df966d0dcfc23c2f9b1fd01f9b3cf2cf68e21d13da6

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