72ae9625e3c7b865e3b047d7a822207432e91b56c03fab7f571e59ebe32b6bce

General

Target

4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
Size

228KB
MD5

108f254a1d510f0b02b14aa2ed49b11b
SHA1

6725bcbb87c74511f17ad0f5b349cff2f2df6d84
SHA256

4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360
SHA512

0fb16386cab3cc6b401f3f17e3d3400474a5d93025c2aa673ff445ce0993f496a29779bd8abfc63de97218e48172db94089400eb2e94c07dad7ef4dbcb54a9b2
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B86kgnYHfQlAD:o68i3odBiTl2+TCU/3k8KfQlEeC

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart"	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon5.ico	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File created	C:\Windows\bugMAKER.bat	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File opened for modification	C:\Windows\winhash_up.exez	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File created	C:\Windows\winhash_up.exe	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
File created	C:\Windows\winhash_up.exez	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe

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

System Information Discovery
T1082

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	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1292 wrote to memory of 2800	1292	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe	30
PID 1292 wrote to memory of 2800	1292	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe	30
PID 1292 wrote to memory of 2800	1292	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe	30
PID 1292 wrote to memory of 2800	1292	4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe	30

C:\Users\Admin\AppData\Local\Temp\4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe
"C:\Users\Admin\AppData\Local\Temp\4f7a51cf2ffd45aaa0129fe130037c5335e05e5f843ec4d14991152870560360.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1292
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\bugMAKER.bat

Filesize
108B

MD5
261d895a0ba986e27e1ebceaf992c76b

SHA1
1cae21e9ca4d2eed915052c948eff1f5cdd0fea7

SHA256
28424b5aecb2f4b549f36bb04590da72feadcd16fcd90b6a44a23ebc1e02335a

SHA512
0dcb7ba58afb842dd8d37a39766d1d998e22db906a7143b75689bf6edee0a06f9f70e83cd3754794306c1a423ee92e9b967ae23128e1236652cab21bda788d6f

Download Submit
memory/1292-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2800-62-0x0000000002460000-0x0000000002461000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads