86dbbbb354baf5a45a6b226c05329ce0846179d4fd0ce58cb2254c3f80f8b96c

Resubmissions

18/04/2023, 12:35

230418-psl45abd47 1

Analysis

max time kernel
192s
max time network
183s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2023, 12:35

Sharing

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Report Analysis Logs

General

Target

Adresa Electrocentrale Constanta S.A. nr. 9191-22.12.2022.pdf
Size

2.8MB
MD5

2753e7cc07019d711a501913aa027d98
SHA1

0bc3f4b90c46b8677254f2f3a1108e7e274b48e6
SHA256

86dbbbb354baf5a45a6b226c05329ce0846179d4fd0ce58cb2254c3f80f8b96c
SHA512

2e8a7ea91631a5e3bd61c35551e16e5a5b8461f1be305bb9ab87c6f242f2e262e98e0637bc270820cf4c5681ad98f36c0f98604965b56ad079b414a8f2163c93
SSDEEP

49152:76cQdB3aBTtZx1a2SuSjhoHDXOSS+Hnax6Zs1cX9RUhr1f407PE9s:W5nKnZCuYEqmZs1qo1g0j9

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-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4628	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe
4628	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4628 wrote to memory of 1768	4628	AcroRd32.exe	89
PID 4628 wrote to memory of 1768	4628	AcroRd32.exe	89
PID 4628 wrote to memory of 1768	4628	AcroRd32.exe	89
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 3700	1768	RdrCEF.exe	90
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91
PID 1768 wrote to memory of 4404	1768	RdrCEF.exe	91

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\Adresa Electrocentrale Constanta S.A. nr. 9191-22.12.2022.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:4628
- 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:1768
- - 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=92E092C0E183B66DAE062B55C413B2C6 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3700
- - 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=BDE0FA2FCF3BFDC893DF7B6B7533A85B --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=2 --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=BDE0FA2FCF3BFDC893DF7B6B7533A85B --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4404
- - 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=6DD790485B8137CA4A219EDDA1AA94BC --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4152
- - 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=C2C704DE5D7996237F5F3D5071C300BC --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=2 --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=C2C704DE5D7996237F5F3D5071C300BC --renderer-client-id=5 --mojo-platform-channel-handle=2204 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2724
- - 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=17AC93D68040E113383E17B2AF54A4C7 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2520
- - 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=89646F0C4369091DC9C03F51DD4CF0AF --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1692

Network

MITRE ATT&CK Enterprise v6

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
b18696e4414e3cecf7632c90cfe78c84

SHA1
4f070378aedff5e1505773079b81628d71feddfa

SHA256
f100456301745e0181cadb063df8e99fc7a757e57527096b0e6604fa85c9aba8

SHA512
93e629dd4ec4a5ea8d27edf21554e78d395752e08c0bc4c30883b3ba6e35458b31b706e6792bdd7ee102f84aabdc7f854bfb56fb52a15d9941b19a31b701c241

Download Submit