51373c0c4512109ee8bba8149f5fa371cb944081aaa38108ce6077e4e23da862

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-10-2024 23:25

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General

Target

2024-10-05_3cae4581ac71614638012763dfcc4150_mafia.exe
Size

2.6MB
MD5

3cae4581ac71614638012763dfcc4150
SHA1

c162658b1b792427f6717186c599bb2d1a451289
SHA256

51373c0c4512109ee8bba8149f5fa371cb944081aaa38108ce6077e4e23da862
SHA512

140a1c3e29dcb75dd1695a14cdbfab0e589d3fd7827ac71376490ee289a467ccd0a70de7c72c3035a8b09a8aaf32340fabb915bc92f8eeeca4bcf038f8af40cd
SSDEEP

49152:OTGkQy5QZuTtS0rQMYOQ+q8CE0TG4QnTGHQc9KFeMv:OKkVWsM0r1QnDK4uKHT0Feu

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2764	d9ecc184

Unexpected DNS network traffic destination 14 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	114.114.114.114
Destination IP	223.5.5.5
Destination IP	114.114.114.114
Destination IP	114.114.114.114
Destination IP	223.5.5.5
Destination IP	114.114.114.114
Destination IP	223.5.5.5
Destination IP	114.114.114.114
Destination IP	223.5.5.5
Destination IP	223.5.5.5
Destination IP	223.5.5.5
Destination IP	114.114.114.114
Destination IP	114.114.114.114
Destination IP	223.5.5.5

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\Syswow64\d9ecc184	2024-10-05_3cae4581ac71614638012763dfcc4150_mafia.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	d9ecc184
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015	d9ecc184
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015	d9ecc184
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357	d9ecc184
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357	d9ecc184

UPX packed file 15 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2700-0-0x0000000000330000-0x00000000003B9000-memory.dmp	upx
behavioral1/files/0x000a000000012262-2.dat	upx
behavioral1/memory/2764-3-0x0000000000A60000-0x0000000000AE9000-memory.dmp	upx
behavioral1/memory/2700-189-0x0000000000330000-0x00000000003B9000-memory.dmp	upx
behavioral1/memory/2764-239-0x0000000000A60000-0x0000000000AE9000-memory.dmp	upx
behavioral1/memory/2764-240-0x0000000000A60000-0x0000000000AE9000-memory.dmp	upx
behavioral1/memory/2764-1119-0x0000000000A60000-0x0000000000AE9000-memory.dmp	upx
behavioral1/memory/2700-1845-0x0000000000330000-0x00000000003B9000-memory.dmp	upx
behavioral1/memory/2764-1930-0x0000000000A60000-0x0000000000AE9000-memory.dmp	upx
behavioral1/memory/2700-2473-0x0000000000330000-0x00000000003B9000-memory.dmp	upx
behavioral1/memory/2764-2551-0x0000000000A60000-0x0000000000AE9000-memory.dmp	upx
behavioral1/memory/2700-3365-0x0000000000330000-0x00000000003B9000-memory.dmp	upx
behavioral1/memory/2700-3977-0x0000000000330000-0x00000000003B9000-memory.dmp	upx
behavioral1/memory/2700-4914-0x0000000000330000-0x00000000003B9000-memory.dmp	upx
behavioral1/memory/2700-4966-0x0000000000330000-0x00000000003B9000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\2f5218	d9ecc184
File opened for modification	C:\Windows\2e3998	2024-10-05_3cae4581ac71614638012763dfcc4150_mafia.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-05_3cae4581ac71614638012763dfcc4150_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d9ecc184

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	d9ecc184
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-f5-a9-2f-99-d2\WpadDecision = "0"	d9ecc184
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs	d9ecc184
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}\WpadDecisionReason = "1"	d9ecc184
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	d9ecc184
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	d9ecc184
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	d9ecc184
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-f5-a9-2f-99-d2\WpadDecisionTime = d0dbbed77d17db01	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	d9ecc184
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	d9ecc184
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates	d9ecc184
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00c3000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	d9ecc184
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}\WpadDecisionTime = d0dbbed77d17db01	d9ecc184
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}\WpadDecision = "0"	d9ecc184
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs	d9ecc184
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}\42-f5-a9-2f-99-d2	d9ecc184
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}\WpadNetworkName = "Network 3"	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-f5-a9-2f-99-d2	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates	d9ecc184
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-f5-a9-2f-99-d2\WpadDecisionReason = "1"	d9ecc184
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs	d9ecc184
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs	d9ecc184

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2764	d9ecc184
2764	d9ecc184
2764	d9ecc184
2764	d9ecc184
2700	2024-10-05_3cae4581ac71614638012763dfcc4150_mafia.exe
2700	2024-10-05_3cae4581ac71614638012763dfcc4150_mafia.exe
2700	2024-10-05_3cae4581ac71614638012763dfcc4150_mafia.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2700	2024-10-05_3cae4581ac71614638012763dfcc4150_mafia.exe
Token: SeTcbPrivilege	2700	2024-10-05_3cae4581ac71614638012763dfcc4150_mafia.exe
Token: SeDebugPrivilege	2764	d9ecc184
Token: SeTcbPrivilege	2764	d9ecc184

C:\Users\Admin\AppData\Local\Temp\2024-10-05_3cae4581ac71614638012763dfcc4150_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-05_3cae4581ac71614638012763dfcc4150_mafia.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2700

C:\Windows\Syswow64\d9ecc184
C:\Windows\Syswow64\d9ecc184
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
17b4db97c2d8f150c8d8260d9b864d6b

SHA1
e8081118d4c162c0229b2c19931b701907404c26

SHA256
e61bc3fa7eb7a62f43532d2c17041386fcf625270fc3522eea7355747ef6bf36

SHA512
5a84cce602049bef6e7c56d023d258355179e0d2d3acd493e3b21f438b910918088c7de4114896f972113701076953789f01114044768c55ac09a67e8ea7634b

Download Submit
C:\Windows\SysWOW64\d9ecc184

Filesize
2.6MB

MD5
e7fca9ed47be75aae53615a1fd4ab741

SHA1
4d538145a3ef0826c6fb70da11973ca918c6a588

SHA256
563458f54a3c957b9975dbc17326cc19931ba940b4027a85c6d6781dd03e6c62

SHA512
101d7b055bb15d8161654ca48769197ae1967793d357b9ad73b68d5c230fb2243ef3efafe9d7460db0e069edf82f9edf95ba5a3096b70c5d222b47825f0c4711

Download Submit
C:\Windows\Temp\Tar4CBE.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2700-4966-0x0000000000330000-0x00000000003B9000-memory.dmp

Filesize
548KB

Download
memory/2700-2473-0x0000000000330000-0x00000000003B9000-memory.dmp

Filesize
548KB

Download
memory/2700-189-0x0000000000330000-0x00000000003B9000-memory.dmp

Filesize
548KB

Download
memory/2700-0-0x0000000000330000-0x00000000003B9000-memory.dmp

Filesize
548KB

Download
memory/2700-4914-0x0000000000330000-0x00000000003B9000-memory.dmp

Filesize
548KB

Download
memory/2700-3977-0x0000000000330000-0x00000000003B9000-memory.dmp

Filesize
548KB

Download
memory/2700-1845-0x0000000000330000-0x00000000003B9000-memory.dmp

Filesize
548KB

Download
memory/2700-3365-0x0000000000330000-0x00000000003B9000-memory.dmp

Filesize
548KB

Download
memory/2764-239-0x0000000000A60000-0x0000000000AE9000-memory.dmp

Filesize
548KB

Download
memory/2764-2551-0x0000000000A60000-0x0000000000AE9000-memory.dmp

Filesize
548KB

Download
memory/2764-1930-0x0000000000A60000-0x0000000000AE9000-memory.dmp

Filesize
548KB

Download
memory/2764-1119-0x0000000000A60000-0x0000000000AE9000-memory.dmp

Filesize
548KB

Download
memory/2764-240-0x0000000000A60000-0x0000000000AE9000-memory.dmp

Filesize
548KB

Download
memory/2764-3-0x0000000000A60000-0x0000000000AE9000-memory.dmp

Filesize
548KB

Download