c88eab30fa03c44b567bcb4e659a60ee0fe5d98664816c70e3b6e8d79169cbea

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
08/08/2023, 08:42

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General

Target
c88eab30fa03c44b567bcb4e659a60ee0fe5d98664816c70e3b6e8d79169cbea.vbe
Size 1.8MB
Sample230808-kl179abe54
SHA256 c88eab30fa03c44b567bcb4e659a60ee0fe5d98664816c70e3b6e8d79169cbea
MD5 eba9adb24046ff8b2bc8615096a8bb70
SHA1 f5b55992672decf55ac919898d448244ed69850a
SHA512 5e387b212f708f888c5f26639c18208489f6357c70449f8b4f9915fa1033722fa95cc2546c145c0db67bec5504d23b9a01cb1926aeb0cc01f503869987360a87
SSDEEP 49152:Hlm+b210sEp9GHQkAy5Y8yy1kIdEpahwA5a:k4R32Qk/Y4kIdEpVA5a
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3000	AutoIt3.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3000 set thread context of 2144	3000	AutoIt3.exe	83

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3000	AutoIt3.exe
3000	AutoIt3.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2144	vbc.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1352 wrote to memory of 3000	1352	WScript.exe	81
PID 1352 wrote to memory of 3000	1352	WScript.exe	81
PID 1352 wrote to memory of 3000	1352	WScript.exe	81
PID 3000 wrote to memory of 2144	3000	AutoIt3.exe	83
PID 3000 wrote to memory of 2144	3000	AutoIt3.exe	83
PID 3000 wrote to memory of 2144	3000	AutoIt3.exe	83
PID 3000 wrote to memory of 2144	3000	AutoIt3.exe	83
PID 3000 wrote to memory of 2144	3000	AutoIt3.exe	83
PID 2144 wrote to memory of 4436	2144	vbc.exe	84
PID 2144 wrote to memory of 4436	2144	vbc.exe	84
PID 2144 wrote to memory of 4436	2144	vbc.exe	84

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\c88eab30fa03c44b567bcb4e659a60ee0fe5d98664816c70e3b6e8d79169cbea.vbe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1352
- C:\GBSDSUCH\AutoIt3.exe
  "C:\GBSDSUCH\AutoIt3.exe" test.au3
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of WriteProcessMemory
    PID:2144
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /y c:\GBSDSUCH\bill.lnk "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\google.lnk"
      4⤵
      PID:4436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

AutoIt3.exe

Path C:\GBSDSUCH\AutoIt3.exe
Size 915KB
SHA256 8498900e57a490404e7ec4d8159bee29aed5852ae88bd484141780eaadb727bb
MD5 b06e67f9767e5023892d9698703ad098
SHA1 acc07666f4c1d4461d3e1c263cf6a194a8dd1544
SHA512 7972c78acebdd86c57d879c12cb407120155a24a52fda23ddb7d9e181dd59dac1eb74f327817adbc364d37c8dc704f8236f3539b4d3ee5a022814924a1616943
SSDEEP 12288:FJV3REMvnCG22lhtjVoAYxQl+u13a/sVyaVeK56ORMkkOlPlNKlga4Umff2lRO:F3hEW3hlVodGl+gUKrMkzXa4P6RO
MD5 SHA1 SHA512 SSDEEP

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AutoIt3.exe

Path C:\GBSDSUCH\AutoIt3.exe
Size 915KB
SHA256 8498900e57a490404e7ec4d8159bee29aed5852ae88bd484141780eaadb727bb
MD5 b06e67f9767e5023892d9698703ad098
SHA1 acc07666f4c1d4461d3e1c263cf6a194a8dd1544
SHA512 7972c78acebdd86c57d879c12cb407120155a24a52fda23ddb7d9e181dd59dac1eb74f327817adbc364d37c8dc704f8236f3539b4d3ee5a022814924a1616943
SSDEEP 12288:FJV3REMvnCG22lhtjVoAYxQl+u13a/sVyaVeK56ORMkkOlPlNKlga4Umff2lRO:F3hEW3hlVodGl+gUKrMkzXa4P6RO
MD5 SHA1 SHA512 SSDEEP

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AutoIt3.exe

Path C:\GBSDSUCH\AutoIt3.exe
Size 915KB
SHA256 8498900e57a490404e7ec4d8159bee29aed5852ae88bd484141780eaadb727bb
MD5 b06e67f9767e5023892d9698703ad098
SHA1 acc07666f4c1d4461d3e1c263cf6a194a8dd1544
SHA512 7972c78acebdd86c57d879c12cb407120155a24a52fda23ddb7d9e181dd59dac1eb74f327817adbc364d37c8dc704f8236f3539b4d3ee5a022814924a1616943
SSDEEP 12288:FJV3REMvnCG22lhtjVoAYxQl+u13a/sVyaVeK56ORMkkOlPlNKlga4Umff2lRO:F3hEW3hlVodGl+gUKrMkzXa4P6RO
MD5 SHA1 SHA512 SSDEEP

Submit Download

pe.bin

Path C:\GBSDSUCH\pe.bin
Size 300KB
SHA256 5505e4e6b39bb5fa1e60f3c8ae1c139815aedbe892db9f5600b15277438c0000
MD5 683dc3b7aa95c4735661f927cf1c0f53
SHA1 ac618f9b52fb6ec5240b8e7acc9e305d09db00ca
SHA512 5b428f4de98fff52ae656ca36be065ad81f7f811c952c6ab57e30decb23be6f490aa36c4c82dc8363aeae5fd813318fd8a7fd3f4da7a006dd71a621ebd010e7d
SSDEEP 6144:EQ6F8l8xH5XgQiuSb0DhtoY5uGiNopNTMRmRDXkRDzCsXv6N4:BC8ixH5XgQiuSM5uGiNAIRmRDQ3ZXv6u
MD5 SHA1 SHA512 SSDEEP

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shell.txt

Path C:\GBSDSUCH\shell.txt
Size 282KB
SHA256 3b9e1420e9d7a4c866f045ef417477d7a673b51158cfbf704e1384c6a4df5976
MD5 1120404bcbe89f28ea649b7bf6be7578
SHA1 c1486c53c585847ffce2f1ab779a74132006a310
SHA512 c67a48f53447e490f1dadc6b19d16f21c6c69cf45074817e2068c363f8487958614886b0978158b4db4e33ea470aa79700bc2648724f9525bb5adc2b546c3f7f
SSDEEP 6144:+9iiAuf8YNtmC/DfX40sgfzYz1sTAsnXfOSg010cVqAs7+1CoToqUvSkRvY4q3ky:5iAuf8YNtmC/DfX40sgfzYz1sTAsnXfH
MD5 SHA1 SHA512 SSDEEP

Submit Download

test.au3

Path C:\GBSDSUCH\test.au3
Size 430B
SHA256 164f22716d7042600fbbd2722882fe556a0a3529e9b50432472ed02c1a354f37
MD5 beb8286a68dbdf2632de333897638f61
SHA1 865a4034b5320908c6c927f2737a7793acfbf36a
SHA512 23eb055a635afbcdd9e50f0992a9639b6ab37e7c4ea3f35d8c2755d3477a90475a6e40b7ca74609540b65518823f64208d067e7d1c76f9b0cdf4e7693e389ec3
MD5 SHA1 SHA512

Submit Download

bill.lnk

Path \??\c:\GBSDSUCH\bill.lnk
Size 1KB
SHA256 35f17b72247958a30fbae16f623fe81816a432adc0a31ea6705513d1456fc226
MD5 034e99903fad57595ba3399d0fcecfd5
SHA1 9b04e85e334c933b613d9560197bb2ef3ee99a67
SHA512 b7699055eb1867d47437e854870f5d1cfbbd7f21260ec967a2d929a908b3d7f06e4f98aa9d3ebb249c0b194b53435e6139ba898acda2f5211e00e1f0f748249b
MD5 SHA1 SHA512

Submit Download

memory/2144-155-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-159-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-172-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-152-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-156-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-170-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-158-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-153-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-161-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-162-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-164-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-165-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-167-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/2144-168-0x0000000000400000-0x000000000043E000-memory.dmp

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memory/3000-151-0x0000000004510000-0x0000000004605000-memory.dmp

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memory/3000-154-0x0000000004510000-0x0000000004605000-memory.dmp

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