8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e

General

Target

8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Size

154KB
MD5

7e5cc8474a607fc762fce85e95a3b5ea
SHA1

7863d15df5c2ea7fb715dafe77743201873eb6aa
SHA256

8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e
SHA512

b173aa4a6b26cf782329968b8415a1bbe134b7fbe594eaf14fe82c12e317926e4d9046afcf4ab3d54c57784c18a6da4ce63224f4586277bc8c80386683ab1b54
SSDEEP

3072:D6AZRbYuwDZhWesHcyiVXC4tn6kvvG+gsPVHbyajq:D6AZFwDZhWesHUZtn6qL0a

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2616	Explorer.EXE

Registers COM server for autorun 1 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2629973501-4017243118-3254762364-1000\\$8dceb85e8508ee5bcccc98a6b145e6ef\\n."	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe

Deletes itself 1 IoCs

pid	Process
2128	cmd.exe

Unexpected DNS network traffic destination 5 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2212 set thread context of 2128	2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe	78

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2629973501-4017243118-3254762364-1000\\$8dceb85e8508ee5bcccc98a6b145e6ef\\n."	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\clsid	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
2616	Explorer.EXE
2616	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2616	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Token: SeDebugPrivilege	2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Token: SeDebugPrivilege	2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Token: SeDebugPrivilege	2616	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2616	2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe	49
PID 2212 wrote to memory of 2616	2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe	49
PID 2212 wrote to memory of 2128	2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe	78
PID 2212 wrote to memory of 2128	2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe	78
PID 2212 wrote to memory of 2128	2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe	78
PID 2212 wrote to memory of 2128	2212	8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe	78

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2616
- C:\Users\Admin\AppData\Local\Temp\8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
  "C:\Users\Admin\AppData\Local\Temp\8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe"
  2⤵
  - Registers COM server for autorun
  - Suspicious use of SetThreadContext
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2212
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    PID:2128

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-2629973501-4017243118-3254762364-1000\$8dceb85e8508ee5bcccc98a6b145e6ef\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
C:\$Recycle.Bin\S-1-5-21-2629973501-4017243118-3254762364-1000\$8dceb85e8508ee5bcccc98a6b145e6ef\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
memory/2212-132-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2212-133-0x00000000021B0000-0x00000000021EF000-memory.dmp

Filesize
252KB

Download
memory/2212-134-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2212-137-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2212-139-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download

Analysis

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