f320c101ce6c5245fd3ba4bbbf046a0475e175f079888ad0e1a81896d4a2600b

General

Target

ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
Size

164KB
MD5

cdaa35954dcd153996ce975b91fe719d
SHA1

091608f039e47e20f3f275a70ea258c7c1e9d9a0
SHA256

c8f5fab9ca9289342ae92ed1ef056e687f906fc40bbcfe2bee55d639157e06f4
SHA512

89bab6eb07c59317f6bd06c24767d73e9919a6602571451c4e0b2b7f17c5b6a820d31544928cc8f06719bbb88117dd73f788f714d2363d2bba0c3639d781058a
SSDEEP

3072:GJ/YG2oBmsmoA29aps+uqp65kpfuDrBNRUCLBEpXTfW0281UaOAfXTVRI9Jf+yY:GJ/GoMs1Ale5FBQrW028bOyXTHI

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yloxxvsc.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\yloxxvsc.exe\""	Explorer.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4816 set thread context of 4100	4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	80

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
4100	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
4100	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
2484	Explorer.EXE
2484	Explorer.EXE
2484	Explorer.EXE
2484	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4100	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
Token: SeDebugPrivilege	2484	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe
4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 4816 wrote to memory of 4100	4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	80
PID 4816 wrote to memory of 4100	4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	80
PID 4816 wrote to memory of 4100	4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	80
PID 4816 wrote to memory of 4100	4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	80
PID 4816 wrote to memory of 4100	4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	80
PID 4816 wrote to memory of 4100	4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	80
PID 4816 wrote to memory of 4100	4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	80
PID 4816 wrote to memory of 4100	4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	80
PID 4816 wrote to memory of 4100	4816	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	80
PID 4100 wrote to memory of 3956	4100	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	81
PID 4100 wrote to memory of 3956	4100	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	81
PID 4100 wrote to memory of 3956	4100	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	81
PID 4100 wrote to memory of 2484	4100	ihre_rechnung_11_2014_02_45_001_033_756_938923002_2210500407_3_0_5_22_29_9002_002001028.exe	53
PID 2484 wrote to memory of 2384	2484	Explorer.EXE	42
PID 2484 wrote to memory of 2456	2484	Explorer.EXE	52
PID 2484 wrote to memory of 2756	2484	Explorer.EXE	51
PID 2484 wrote to memory of 2780	2484	Explorer.EXE	54
PID 2484 wrote to memory of 3272	2484	Explorer.EXE	56
PID 2484 wrote to memory of 3364	2484	Explorer.EXE	57
PID 2484 wrote to memory of 3424	2484	Explorer.EXE	58
PID 2484 wrote to memory of 3516	2484	Explorer.EXE	59
PID 2484 wrote to memory of 3696	2484	Explorer.EXE	60
PID 2484 wrote to memory of 4648	2484	Explorer.EXE	63
PID 2484 wrote to memory of 4100	2484	Explorer.EXE	80

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2384

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2756

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2456

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 WriteProcessMemory
PID:2484
- 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:4816
- - 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:4100
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\ms676777.bat"
      4⤵
      PID:3956

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:2780

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3272

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3364

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3424

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:3516

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3696

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4648

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

memory/2484-138-0x00007FF8AE4F0000-0x00007FF8AE500000-memory.dmp

Filesize
64KB

Download
memory/3956-137-0x0000000000000000-mapping.dmp

Download
memory/4100-133-0x0000000000000000-mapping.dmp

Download
memory/4100-134-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/4100-136-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/4816-132-0x0000000002220000-0x0000000002224000-memory.dmp

Filesize
16KB

Download

Analysis

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