4c4ce1f5d2a9009dd1e180cde19c89680485a4dc2f8577ae84a484d97c0c0551

General

Target

ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
Size

164KB
MD5

d84e5bbf8c16e91fec275230fa6de7a6
SHA1

e4855f1d90ad6f0755988bf5f090dee9f3ca403e
SHA256

674f447b67fa6481c04d7d4c7dc47ecc0d3956c0c7b9006c845efebbc8fb318f
SHA512

4c3418c993eb0e0bf27106e672d2e2ba60ad0f1cb6c8ec1f85b6c5c6459e061c755ffd05cb887e0d6eecd48212ef55832f2189f0afe7be2e72ca67f30d0c534b
SSDEEP

3072:ZJ/YG2oBFOU2IG7N1f0ufvLFz5+pWwW14Ih2M7XygCQJz9Jf+yY:ZJ/GoD/2VN1fpfTv+Iv14IhrzyFQt

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2044	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\gtntglna.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\gtntglna.exe\""	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1880 set thread context of 948	1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	28

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
948	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
948	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	948	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
Token: SeDebugPrivilege	1376	Explorer.EXE
Token: SeShutdownPrivilege	1376	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1376	Explorer.EXE
1376	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1376	Explorer.EXE
1376	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1376	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1880 wrote to memory of 948	1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	28
PID 1880 wrote to memory of 948	1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	28
PID 1880 wrote to memory of 948	1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	28
PID 1880 wrote to memory of 948	1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	28
PID 1880 wrote to memory of 948	1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	28
PID 1880 wrote to memory of 948	1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	28
PID 1880 wrote to memory of 948	1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	28
PID 1880 wrote to memory of 948	1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	28
PID 1880 wrote to memory of 948	1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	28
PID 1880 wrote to memory of 948	1880	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	28
PID 948 wrote to memory of 2044	948	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	29
PID 948 wrote to memory of 2044	948	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	29
PID 948 wrote to memory of 2044	948	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	29
PID 948 wrote to memory of 2044	948	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	29
PID 948 wrote to memory of 1376	948	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	17
PID 1376 wrote to memory of 1216	1376	Explorer.EXE	19
PID 1376 wrote to memory of 1216	1376	Explorer.EXE	19
PID 1376 wrote to memory of 1296	1376	Explorer.EXE	18

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Users\Admin\AppData\Local\Temp\ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
  "C:\Users\Admin\AppData\Local\Temp\ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1880
- - C:\Users\Admin\AppData\Local\Temp\ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
    C:\Users\Admin\AppData\Local\Temp\ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:948
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS5967~1.BAT"
      4⤵
      Deletes itself
      PID:2044

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1296

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1216

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\ms5967899.bat

Filesize
201B

MD5
afe094ee81fb9162944426a688c52b99

SHA1
4c3ef173cf5be0fbeab828a6c82311e5ae3cafcb

SHA256
9751c81898f41a0f67391df71ad599b0ecd24f8a2d0c168b99e54f32ead8dc0c

SHA512
ba31aa878bb298a6745be038fec68f832fabe59804a0bb61c8a43cf0dd82de26176c6b43c7c3519545b0bb9ed3c8f36a091cc900a925ccb6c90be7a0cf8ea26a

Download Submit
memory/948-74-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/948-55-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/948-56-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/948-58-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/948-60-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/948-62-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/948-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/948-67-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1216-83-0x00000000374A0000-0x00000000374B0000-memory.dmp

Filesize
64KB

Download
memory/1216-85-0x00000000374A0000-0x00000000374B0000-memory.dmp

Filesize
64KB

Download
memory/1216-86-0x00000000002D0000-0x00000000002E7000-memory.dmp

Filesize
92KB

Download
memory/1216-89-0x00000000002B0000-0x00000000002C7000-memory.dmp

Filesize
92KB

Download
memory/1296-84-0x00000000374A0000-0x00000000374B0000-memory.dmp

Filesize
64KB

Download
memory/1296-88-0x0000000001BD0000-0x0000000001BE7000-memory.dmp

Filesize
92KB

Download
memory/1376-72-0x0000000002720000-0x0000000002737000-memory.dmp

Filesize
92KB

Download
memory/1376-75-0x00000000374A0000-0x00000000374B0000-memory.dmp

Filesize
64KB

Download
memory/1376-87-0x0000000002720000-0x0000000002737000-memory.dmp

Filesize
92KB

Download
memory/1376-90-0x0000000002720000-0x0000000002737000-memory.dmp

Filesize
92KB

Download
memory/1880-65-0x00000000002F0000-0x00000000002F4000-memory.dmp

Filesize
16KB

Download
memory/1880-54-0x0000000075FB1000-0x0000000075FB3000-memory.dmp

Filesize
8KB

Download

Analysis

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