9db0b0094d391a7d0d21fc16f719769c36ae1a2664e5d3925e89970b8d2072de

Analysis

max time kernel
141s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
03/11/2023, 17:19

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General

Target

Statement1_from_ARTIC_CLEAR_1993_LTD.2320.pdf
Size

831KB
MD5

98e6175e36bbb41fad80b9de5360e52b
SHA1

35894c964f9b60b69dc001293566056ad8673ae4
SHA256

15ab40a4b51cf295267a174cbfce1722d56b5138807ca75d2d32ce575604c96b
SHA512

ec0e6b7ad8b1baa12c4d7b2b8c62fc054707a9f1d7bf055c9cddf231d5072e742bb0e5704751bd39d9839e395a7f9f729163fefcbfc39519f9847ccc1ceff44a
SSDEEP

12288:NE0p1RE70zxntT/ylTyaaSMn2fS84pqqY0noSm5EdNIpSW:NHyUt7yQaaPXj5doSyE6SW

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

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2748	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe
2748	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2380	2748	AcroRd32.exe	95
PID 2748 wrote to memory of 2380	2748	AcroRd32.exe	95
PID 2748 wrote to memory of 2380	2748	AcroRd32.exe	95
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 2080	2380	RdrCEF.exe	96
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97
PID 2380 wrote to memory of 900	2380	RdrCEF.exe	97

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\Statement1_from_ARTIC_CLEAR_1993_LTD.2320.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:2748
- 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:2380
- - 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=9EF42FD4BF80E36ADE331D5CCBEAD7D7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2080
- - 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=9E4D31800765C98C4ACD9F6C855AD74A --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=9E4D31800765C98C4ACD9F6C855AD74A --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:900
- - 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=24D16BAB86AB2836E1DB3733C635FEBB --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=24D16BAB86AB2836E1DB3733C635FEBB --renderer-client-id=4 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1520
- - 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=CB0085545003470025E48A69E14D358B --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4636
- - 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=F55A0AD03EA8922F4C0A3ADA38F9E00F --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:228
- - 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=CBE234B6A53B2F15462736F4CCAEEA6D --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:496

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2160

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
d0558a31e290749da10102a7fd4e171b

SHA1
be707b50b4a8e627be78a1029f12417293b246ba

SHA256
d3f52be5e3709467e8bb890a4f05556ad1b8ac9b40526c599e29be7da011a5ab

SHA512
43c562d434edd3b4e8c51464e098f0a8730bac98f3b3c031783bc19c92ab44cdd493abb5a16887c0d6354a6e5dfce1b7c92b959e77da48309d98c94c8ef00d4e

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