cb9b9f8d8cac9d52e977d07db47ea77dac2ea3c15054c628036c080e3c40ec12

General

Target

Thailand-20211210-0837378-FGT-29.pdf
Size

43KB
MD5

8a0f02194d536d153983afe6417dcec7
SHA1

8e65827bef573e922858530d45341096b4ac0811
SHA256

bf719ab96e69bb9885b9c4573fe903d45434b034a961197b26ec7d2fce58a27d
SHA512

2443a08c5fd6393b536f7c2c85c72e8fe43acf2fcbb27ec707991ba1332dbe93208e8136d985d62e02b3241a5ce53230aa064a64069858d91c341af510e1d595
SSDEEP

768:2rWwmoRUC/PJqaavUUSM54zs20umOYF7ne:sWwmou4JqaavUK5ks2rmOYE

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

Processes:

AcroRd32.exe

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

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe
1396	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

1396 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

1396 AcroRd32.exe
1396 AcroRd32.exe
1396 AcroRd32.exe
1396 AcroRd32.exe
1396 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 1396 wrote to memory of 312	1396	AcroRd32.exe	RdrCEF.exe
PID 1396 wrote to memory of 312	1396	AcroRd32.exe	RdrCEF.exe
PID 1396 wrote to memory of 312	1396	AcroRd32.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 2968	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe
PID 312 wrote to memory of 3900	312	RdrCEF.exe	RdrCEF.exe

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\Thailand-20211210-0837378-FGT-29.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:1396

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:312

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=7842BD449FF30AA32FAE7CFAD0EC149F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2968

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=976BEA328365EC5BF0CF8606F904DFF8 --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=976BEA328365EC5BF0CF8606F904DFF8 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
3⤵
PID:3900

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=51F107273832D936DD364E10C0C1B70B --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4240

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=9FC52F3C179892BE56B45ABFB6B33D7D --mojo-platform-channel-handle=1828 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4792

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=28359C54C7D67C1977E5A5DAEA2A7E49 --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=28359C54C7D67C1977E5A5DAEA2A7E49 --renderer-client-id=6 --mojo-platform-channel-handle=1992 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2988

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=970C29FADF1E975CC28A7B41126C9E48 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2428

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2156

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Filesize
64KB

MD5
ab102e316667da62d6673d9d1ad15000

SHA1
b33b9b701e065d79c0e9a1edb4e460c157e87c9b

SHA256
64b068ce7feba0aca66c323d9197f36d07f80382b055d0033e192e36427b3097

SHA512
7f8625a028b1e94151af2b491f50ffac645d5e59635d0b7b5cf0c189d0616a9a7272d1bed0fbd2e632b7825549fbd659b8849c08e835768f33e2a5ddac18a86e

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads