d9dbfbc8294cbf6a32d43413ed328594ee058d7356c26eb5cd196f9f4867c078

General

Target

66ed86be077bb_12.exe
Size

10.3MB
MD5

489f9c4fc0afa8d1be37bc5e2f57833b
SHA1

c2bac602a73c19b345b64e0b7cf2f837be307b61
SHA256

d9dbfbc8294cbf6a32d43413ed328594ee058d7356c26eb5cd196f9f4867c078
SHA512

7f43d972f58a025d09143c57351221fe7b10c1756a0c5578ac42698c21ea05986d4bbc0c7ff4be339c2d0930b505e4f4dda53c0800d84b059a21be938adb678e
SSDEEP

196608:I7A71NIOC732QZMymBHd+3WGeFdJJMGHPP/CPZ5za/+qKcDxNY5fv7RFHnTKm:IA5NIOC73RdmB9+ReFV/m5zQAfHHTF

Score

6^/10

discovery

Malware Config

Signatures

Looks up external IP address via web service 6 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 api64.ipify.org
6 ipinfo.io
7 ipinfo.io
11 api.myip.com
12 api.myip.com
3 api64.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

66ed86be077bb_12.exe

description pid process target process

PID 1592 set thread context of 2868 1592 66ed86be077bb_12.exe RegAsm.exe

flow	ioc
4	api64.ipify.org
6	ipinfo.io
7	ipinfo.io
11	api.myip.com
12	api.myip.com
3	api64.ipify.org

description	pid	process	target process
PID 1592 set thread context of 2868	1592	66ed86be077bb_12.exe	RegAsm.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

Processes:

66ed86be077bb_12.exeRegAsm.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	66ed86be077bb_12.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

66ed86be077bb_12.exe

pid process

1592 66ed86be077bb_12.exe
1592 66ed86be077bb_12.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

66ed86be077bb_12.exe

description pid process

Token: SeDebugPrivilege 1592 66ed86be077bb_12.exe

pid	process
1592	66ed86be077bb_12.exe
1592	66ed86be077bb_12.exe

description	pid	process
Token: SeDebugPrivilege	1592	66ed86be077bb_12.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

66ed86be077bb_12.exe

description	pid	process	target process
PID 1592 wrote to memory of 2184	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2184	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2184	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2184	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2184	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2184	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2184	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe
PID 1592 wrote to memory of 2868	1592	66ed86be077bb_12.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\66ed86be077bb_12.exe
"C:\Users\Admin\AppData\Local\Temp\66ed86be077bb_12.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1592

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:2184

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- System Location Discovery: System Language Discovery
PID:2868

Network

MITRE ATT&CK Enterprise v15

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

Replay Monitor

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Downloads

memory/1592-0-0x00000000740DE000-0x00000000740DF000-memory.dmp

Filesize
4KB

Download
memory/1592-1-0x0000000000D40000-0x0000000001786000-memory.dmp

Filesize
10.3MB

Download
memory/1592-2-0x00000000740D0000-0x00000000747BE000-memory.dmp

Filesize
6.9MB

Download
memory/1592-3-0x00000000740D0000-0x00000000747BE000-memory.dmp

Filesize
6.9MB

Download
memory/1592-4-0x00000000740DE000-0x00000000740DF000-memory.dmp

Filesize
4KB

Download
memory/1592-5-0x00000000740D0000-0x00000000747BE000-memory.dmp

Filesize
6.9MB

Download
memory/1592-6-0x0000000005DA0000-0x0000000006042000-memory.dmp

Filesize
2.6MB

Download
memory/1592-7-0x0000000007180000-0x0000000007416000-memory.dmp

Filesize
2.6MB

Download
memory/1592-8-0x0000000000550000-0x0000000000572000-memory.dmp

Filesize
136KB

Download
memory/1592-25-0x00000000740D0000-0x00000000747BE000-memory.dmp

Filesize
6.9MB

Download
memory/2868-14-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2868-11-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2868-10-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2868-15-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2868-16-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2868-21-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2868-19-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2868-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2868-24-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2868-23-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2868-13-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2868-26-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download

Analysis

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