d793a4581e3c84b3e492bdffaac29fb358363f0c2f4cfa00b67646f89725d54b

Analysis

max time kernel
1559s
max time network
1561s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
29/08/2024, 13:45

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General

Target
RebelCracked.exe
Size 57.8MB
Sample240829-q2dpsavbpe
SHA256 bb60a9d9e8754a155b17a47791384acc43977b734b2eeb02e0e8cab61c52d01a
MD5 106354515fc5eb24ea541daa429590d6
SHA1 d022cbb1182fc17a38a0c4219ac79bf59d18a3f5
SHA512 d4fbc160b55cf3ba5b7ce5d7da5315fb13308af2a6c081ff0fd23b83bdfe71aedb18b04925fed878dca67f02fa8860be21614d964571cc9eb3a19d8d2781c59c
SSDEEP 1572864:OGwtPq5tswXXt+cydb3w8p5KpwsH9KN5gjHoC7or1Xt0:bwF0BtMz5swsHI78ICAXt0
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

execution upx

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2756	powershell.exe

Executes dropped EXE 3 IoCs

pid	Process
2884	RuntimeBroker.exe
2920	RuntimeBroker.exe
1180	Process not Found

Loads dropped DLL 9 IoCs

pid	Process
2372	RebelCracked.exe
2920	RuntimeBroker.exe
2920	RuntimeBroker.exe
2920	RuntimeBroker.exe
2920	RuntimeBroker.exe
2920	RuntimeBroker.exe
2920	RuntimeBroker.exe
2920	RuntimeBroker.exe
1180	Process not Found

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral13/files/0x00030000000208c4-804.dat	upx
behavioral13/memory/2920-806-0x000007FEF1CC0000-0x000007FEF22A9000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\System32\RuntimeBroker.exe	RebelCracked.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2756	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2756	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2756	2372	RebelCracked.exe	31
PID 2372 wrote to memory of 2756	2372	RebelCracked.exe	31
PID 2372 wrote to memory of 2756	2372	RebelCracked.exe	31
PID 2372 wrote to memory of 2884	2372	RebelCracked.exe	33
PID 2372 wrote to memory of 2884	2372	RebelCracked.exe	33
PID 2372 wrote to memory of 2884	2372	RebelCracked.exe	33
PID 2372 wrote to memory of 3064	2372	RebelCracked.exe	34
PID 2372 wrote to memory of 3064	2372	RebelCracked.exe	34
PID 2372 wrote to memory of 3064	2372	RebelCracked.exe	34
PID 2884 wrote to memory of 2920	2884	RuntimeBroker.exe	35
PID 2884 wrote to memory of 2920	2884	RuntimeBroker.exe	35
PID 2884 wrote to memory of 2920	2884	RuntimeBroker.exe	35

C:\Users\Admin\AppData\Local\Temp\RebelCracked.exe
"C:\Users\Admin\AppData\Local\Temp\RebelCracked.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\System32\RuntimeBroker.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2756
- C:\Windows\System32\RuntimeBroker.exe
  "C:\Windows\System32\RuntimeBroker.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2884
- - C:\Windows\System32\RuntimeBroker.exe
    "C:\Windows\System32\RuntimeBroker.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:2920
- C:\Users\Admin\AppData\Local\Temp\RebelCracked.exe
  "C:\Users\Admin\AppData\Local\Temp\RebelCracked.exe"
  2⤵
  PID:3064

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

api-ms-win-core-file-l1-2-0.dll

Path C:\Users\Admin\AppData\Local\Temp\_MEI28842\api-ms-win-core-file-l1-2-0.dll
Size 21KB
SHA256 fa18d63a117153e2ace5400ed89b0806e96f0627d9db935906be9294a3038118
MD5 bcb8b9f6606d4094270b6d9b2ed92139
SHA1 bd55e985db649eadcb444857beed397362a2ba7b
SHA512 869b2b38fd528b033b3ec17a4144d818e42242b83d7be48e2e6da6992111758b302f48f52e0dd76becb526a90a2b040ce143c6d4f0e009a513017f06b9a8f2b9
SSDEEP 192:4TGaWhhWMWvkJ0f5AbVWQ4cRWhW9qUd9ZnAOVX01k9z3AAcoXXcX:4qaWhhWIaablbR31AqR9z77MX
MD5 SHA1 SHA512 SSDEEP

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api-ms-win-core-file-l2-1-0.dll

Path C:\Users\Admin\AppData\Local\Temp\_MEI28842\api-ms-win-core-file-l2-1-0.dll
Size 18KB
SHA256 1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e
MD5 bfffa7117fd9b1622c66d949bac3f1d7
SHA1 402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2
SHA512 b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f
SSDEEP 384:eVrW1hWbvm0GftpBjzH4m3S9gTlUK3dsl:eVuAViaB/6sl
MD5 SHA1 SHA512 SSDEEP

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api-ms-win-core-localization-l1-2-0.dll

Path C:\Users\Admin\AppData\Local\Temp\_MEI28842\api-ms-win-core-localization-l1-2-0.dll
Size 21KB
SHA256 d045a72c3e4d21165e9372f76b44ff116446c1e0c221d9cea3ab0a1134a310e8
MD5 20ddf543a1abe7aee845de1ec1d3aa8e
SHA1 0eaf5de57369e1db7f275a2fffd2d2c9e5af65bf
SHA512 96dd48df315a7eea280ca3da0965a937a649ee77a82a1049e3d09b234439f7d927d7fb749073d7af1b23dadb643978b70dcdadc6c503fe850b512b0c9c1c78dd
SSDEEP 384:jnaOMw3zdp3bwjGzue9/0jCRrndbnWhhWRxdlF5DNR9zrGDLC:mOMwBprwjGzue9/0jCRrndbemr9zay
MD5 SHA1 SHA512 SSDEEP

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api-ms-win-core-processthreads-l1-1-1.dll

Path C:\Users\Admin\AppData\Local\Temp\_MEI28842\api-ms-win-core-processthreads-l1-1-1.dll
Size 21KB
SHA256 a79c7f86462d8ab8a7b73a3f9e469514f57f9fe456326be3727352b092b6b14a
MD5 4380d56a3b83ca19ea269747c9b8302b
SHA1 0c4427f6f0f367d180d37fc10ecbe6534ef6469c
SHA512 1c29c335c55f5f896526c8ee0f7160211fd457c1f1b98915bcc141112f8a730e1a92391ab96688cbb7287e81e6814cc86e3b057e0a6129cbb02892108bfafaf4
SSDEEP 192:fkDfIecWhhW/WvkJ0f5AbVWQ4cRWSXgp13s5yX01k9z3A3MLGO:fkDfIecWhhWLaabl4cYR9zEM3
MD5 SHA1 SHA512 SSDEEP

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api-ms-win-core-timezone-l1-1-0.dll

Path C:\Users\Admin\AppData\Local\Temp\_MEI28842\api-ms-win-core-timezone-l1-1-0.dll
Size 21KB
SHA256 5ab003e899270b04abc7f67be953eaccf980d5bbe80904c47f9aaf5d401bb044
MD5 2554060f26e548a089cab427990aacdf
SHA1 8cc7a44a16d6b0a6b7ed444e68990ff296d712fe
SHA512 fd4d5a7fe4da77b0222b040dc38e53f48f7a3379f69e2199639b9f330b2e55939d89ce8361d2135182b607ad75e58ee8e34b90225143927b15dcc116b994c506
SSDEEP 192:MNBWhhWXWvkJ0f5AbVWQ4cRWysu56CqRqNX01k9z3A8oXPl1D:MXWhhWzaablb5DNR9zrGnD
MD5 SHA1 SHA512 SSDEEP

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python311.dll

Path C:\Users\Admin\AppData\Local\Temp\_MEI28842\python311.dll
Size 1.6MB
SHA256 2f48c4d1ad846f7617e886cbdc88154d17464be0eabc5fa9db81cead0d157056
MD5 ac6cc302aa9e58ec53b56b9f2786de40
SHA1 1375c081b7c920ee267002bc153ff3b80c07187e
SHA512 9bdfe7ebca2d01fdba940e646418579abc8fdccea7e772f3e98eef5f6d4743ebda0796ad7356a29f3472149b5468758600e5d2e3eaaa53a737771effc3d6fcb2
SSDEEP 24576:eJY99sOZi/8N8C1CSIJyR4ZRE1Rqq/uQivcHe2Bg5Cmek5CP7uP6zohpLGLZFkh2:RjZiEN8p6ivZUHe2BgcpP7uaor6
MD5 SHA1 SHA512 SSDEEP

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ucrtbase.dll

Path C:\Users\Admin\AppData\Local\Temp\_MEI28842\ucrtbase.dll
Size 992KB
SHA256 8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae
MD5 0e0bac3d1dcc1833eae4e3e4cf83c4ef
SHA1 4189f4459c54e69c6d3155a82524bda7549a75a6
SHA512 a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd
SSDEEP 24576:VkmZDEMHhp9v1Ikbn3ND0TNVOsIut8P4zmxvSZX0yplkA:mmZFHhp9v1Io3h0TN3pvkA
MD5 SHA1 SHA512 SSDEEP

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memory/2372-0-0x000007FEF5563000-0x000007FEF5564000-memory.dmp

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memory/2372-1-0x0000000000D50000-0x0000000004726000-memory.dmp

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memory/2372-809-0x000007FEF5563000-0x000007FEF5564000-memory.dmp

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memory/2756-8-0x0000000002860000-0x0000000002868000-memory.dmp

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memory/2756-7-0x000000001B5D0000-0x000000001B8B2000-memory.dmp

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memory/2756-6-0x0000000002A40000-0x0000000002AC0000-memory.dmp

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memory/2920-806-0x000007FEF1CC0000-0x000007FEF22A9000-memory.dmp

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