93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60

General

Target
93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
Size 560KB
Sample260711-e68vyabx2n
SHA256 93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60
MD5 12fc586d603f01ffeaf80fb7e16145d5
SHA1 fe2525651a9925ec7b476043f9b038146a09171f
SHA512 fca4ea67f828a7be51a8b1ed81a0e7509affc8dc71c7472a9cd98ed9a002651da4758e8ee0723e34ec552bd5f02a72f9d22425760335e0ae6bcf0832edee59fd
SSDEEP 6144:ogye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:oI7OE4kopQzNKFyLWDHsOkxHy
TLSH
T19DC48C2AB690D076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
540	b78cd2e8

Unexpected DNS network traffic destination 4 IoCs

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

description	flow	ioc	pid	Process
Destination IP	3	114.114.114.114	4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
Destination IP	7	223.5.5.5	4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
Destination IP	45	114.114.114.114	4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
Destination IP	47	223.5.5.5	4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	b78cd2e8
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	b78cd2e8
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	b78cd2e8
File created	C:\Windows\SysWOW64\b78cd2e8	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	b78cd2e8

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4480-0-0x0000000000A90000-0x0000000000B1C000-memory.dmp	upx
behavioral1/files/0x0016000000016903-3.dat	upx
behavioral1/memory/540-4-0x0000000000710000-0x000000000079C000-memory.dmp	upx
behavioral1/memory/4480-10-0x0000000000A90000-0x0000000000B1C000-memory.dmp	upx
behavioral1/memory/540-11-0x0000000000710000-0x000000000079C000-memory.dmp	upx
behavioral1/memory/540-21-0x0000000000710000-0x000000000079C000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\93eb8	b78cd2e8
File opened for modification	C:\Windows\4cb300	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.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	b78cd2e8
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe

Modifies data under HKEY_USERS 8 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	b78cd2e8
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	b78cd2e8
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	b78cd2e8
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	b78cd2e8
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	b78cd2e8
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	b78cd2e8
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	b78cd2e8
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	b78cd2e8

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
540	b78cd2e8
540	b78cd2e8
540	b78cd2e8
540	b78cd2e8
540	b78cd2e8
540	b78cd2e8
540	b78cd2e8
540	b78cd2e8
4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
Token: SeTcbPrivilege	4480	93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
Token: SeDebugPrivilege	540	b78cd2e8
Token: SeTcbPrivilege	540	b78cd2e8

C:\Users\Admin\AppData\Local\Temp\93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe
"C:\Users\Admin\AppData\Local\Temp\93d7250be1ab1e547cfa6dc73dab2aac5f295a42ccafdb26161052d8e3d8ff60.exe"
1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4480

C:\Windows\Syswow64\b78cd2e8
C:\Windows\Syswow64\b78cd2e8
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:540

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

b78cd2e8

Path C:\Windows\SysWOW64\b78cd2e8
Size 560KB
SHA256 1105a8631c0e051d54e245a7988fc39aee0e71b562492ab3aab8a2e0c2fccad3
MD5 9faba419976045919b1f222b5eec7276
SHA1 72be2b57eb1ad23f14ee33b1320240ae302005f9
SHA512 ad2e8750da760983734a0f2161778c3689309826f7cae35461aef9a42ceed464ce794b743f1ea4e2aab61c6dbf0b2836bbe5f8184a2ed8958c5ba1ee1ce7dede
SSDEEP 6144:3gye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:3I7OE4kopQzNKFyLWDHsOkxHy
TLSH
T1EAC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA7D0075A1F237E2BA3570E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/540-4-0x0000000000710000-0x000000000079C000-memory.dmp

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memory/540-11-0x0000000000710000-0x000000000079C000-memory.dmp

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memory/540-21-0x0000000000710000-0x000000000079C000-memory.dmp

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memory/4480-0-0x0000000000A90000-0x0000000000B1C000-memory.dmp

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memory/4480-10-0x0000000000A90000-0x0000000000B1C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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