1d7d5007095d5a86e6375da8de712aeb1a625b8f04fadb3844026661f6a5e6b9

General

Target

rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
Size

164KB
MD5

744c74d17d06d1a57fde4eb674b658e5
SHA1

4db6ca64d8891bea93e4fef0e54753afefe2fc1f
SHA256

2c4ebda5b2fc4e138ac11f456cafc4fbdf81f557c1d27469da123a8a4bad7da4
SHA512

ca43f4e7d33d1192facb320d27dfda3519b5fe8c723baa79e9e71b87a677ea75577fb8bb3ae45365207c736ec1f7273ceed12de5725ff20005f172e77538decd
SSDEEP

3072:aLYWOECeWVKXdevckFFAn+jUkrKkO2oATT5o/2OWo:aLwxeSKXgckZBx3o4TWq

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
560	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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ianvmjrr.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\ianvmjrr.exe\""	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2008 set thread context of 460	2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	28

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
460	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
460	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1204	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	460	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
Token: SeDebugPrivilege	1204	Explorer.EXE
Token: SeShutdownPrivilege	1204	Explorer.EXE

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of SendNotifyMessage 5 IoCs

pid	Process
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 460	2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	28
PID 2008 wrote to memory of 460	2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	28
PID 2008 wrote to memory of 460	2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	28
PID 2008 wrote to memory of 460	2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	28
PID 2008 wrote to memory of 460	2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	28
PID 2008 wrote to memory of 460	2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	28
PID 2008 wrote to memory of 460	2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	28
PID 2008 wrote to memory of 460	2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	28
PID 2008 wrote to memory of 460	2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	28
PID 2008 wrote to memory of 460	2008	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	28
PID 460 wrote to memory of 560	460	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	29
PID 460 wrote to memory of 560	460	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	29
PID 460 wrote to memory of 560	460	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	29
PID 460 wrote to memory of 560	460	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	29
PID 460 wrote to memory of 1204	460	rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe	17
PID 1204 wrote to memory of 1120	1204	Explorer.EXE	18
PID 1204 wrote to memory of 1168	1204	Explorer.EXE	10
PID 1204 wrote to memory of 560	1204	Explorer.EXE	29
PID 1204 wrote to memory of 1372	1204	Explorer.EXE	30
PID 1204 wrote to memory of 1372	1204	Explorer.EXE	30

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
  "C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2008
- - C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
    C:\Users\Admin\AppData\Local\Temp\rechnung_november_2014_0003900028_2014_11_0029302375471_03_444_0039938289.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:460
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS9502~1.BAT"
      4⤵
      Deletes itself
      PID:560

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "963036315-1952412037-3894554921629167763-1538750641205860071212958986331034735349"
1⤵
PID:1372

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\ms9502267.bat

Filesize
201B

MD5
93576ec811a279b8747e7ee50b53ec4b

SHA1
708ea9b6adf8e8cab82a1d7d908b2288ad9a780b

SHA256
0148fe97c0bf09326c301dfe7b7d64f9f391663dce42f4c412aa9368ccd4c3c7

SHA512
96d3726ae3a8018e7830ee3a8f9cc4986ebfa8e39995a82df26cec3ead0c09b6d2ce8dacc993d3a622cd97b64c1f7e74ef3d0aa040282349cc2de2f0c13f43fd

Download Submit
memory/460-74-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/460-55-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/460-56-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/460-58-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/460-60-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/460-62-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/460-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/460-67-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/560-82-0x00000000001C0000-0x00000000001D4000-memory.dmp

Filesize
80KB

Download
memory/560-90-0x00000000001C0000-0x00000000001D4000-memory.dmp

Filesize
80KB

Download
memory/1120-80-0x0000000037C30000-0x0000000037C40000-memory.dmp

Filesize
64KB

Download
memory/1120-81-0x0000000001CB0000-0x0000000001CC7000-memory.dmp

Filesize
92KB

Download
memory/1168-85-0x0000000037C30000-0x0000000037C40000-memory.dmp

Filesize
64KB

Download
memory/1168-92-0x00000000001B0000-0x00000000001C7000-memory.dmp

Filesize
92KB

Download
memory/1204-72-0x0000000002A30000-0x0000000002A47000-memory.dmp

Filesize
92KB

Download
memory/1204-75-0x0000000037C30000-0x0000000037C40000-memory.dmp

Filesize
64KB

Download
memory/1204-83-0x0000000002A30000-0x0000000002A47000-memory.dmp

Filesize
92KB

Download
memory/2008-54-0x00000000761E1000-0x00000000761E3000-memory.dmp

Filesize
8KB

Download
memory/2008-65-0x0000000000270000-0x0000000000274000-memory.dmp

Filesize
16KB

Download

Analysis

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