16149fe4aa159035e3421c31d632ba17ab018a9792d8d8ea283739fb94b14d28

General

Target

8720d04c541e19359d9434e2a671f904.exe
Size

415KB
MD5

8720d04c541e19359d9434e2a671f904
SHA1

516f1b100dc2fdd82b30e9dfa8297ffe6fbe6965
SHA256

16149fe4aa159035e3421c31d632ba17ab018a9792d8d8ea283739fb94b14d28
SHA512

d40749816a61772c20934a3518f177820e7b9849f19f3e5e57539b3c12edf70be4d232b1c14d5aeff9dcd52cd233314d44ad8fc2d5322cc6eb7d4fa2e62a7aeb
SSDEEP

6144:yfmXV93ikswB7SJcog4mOy74036KkOeMK+xdGb2GxEf+SZ+wr9YFLiby64XlJot:CKFswL4Hy740qKjLEvSf+oYFLzHot

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2324	regscan.exe

Loads dropped DLL 2 IoCs

pid	Process
2264	8720d04c541e19359d9434e2a671f904.exe
2264	8720d04c541e19359d9434e2a671f904.exe

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\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\Regscan = "C:\\Windows\\system32\\regscan.exe"	8720d04c541e19359d9434e2a671f904.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\regscan.exe	8720d04c541e19359d9434e2a671f904.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Settings\GID = 00000045	8720d04c541e19359d9434e2a671f904.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Settings\GatesList = 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	8720d04c541e19359d9434e2a671f904.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Settings\KeyM = 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	8720d04c541e19359d9434e2a671f904.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Settings\KeyE = 00010001	8720d04c541e19359d9434e2a671f904.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2324	2264	8720d04c541e19359d9434e2a671f904.exe	28
PID 2264 wrote to memory of 2324	2264	8720d04c541e19359d9434e2a671f904.exe	28
PID 2264 wrote to memory of 2324	2264	8720d04c541e19359d9434e2a671f904.exe	28
PID 2264 wrote to memory of 2324	2264	8720d04c541e19359d9434e2a671f904.exe	28
PID 2324 wrote to memory of 2784	2324	regscan.exe	29
PID 2324 wrote to memory of 2784	2324	regscan.exe	29
PID 2324 wrote to memory of 2784	2324	regscan.exe	29
PID 2324 wrote to memory of 2784	2324	regscan.exe	29

C:\Users\Admin\AppData\Local\Temp\8720d04c541e19359d9434e2a671f904.exe
"C:\Users\Admin\AppData\Local\Temp\8720d04c541e19359d9434e2a671f904.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Windows\SysWOW64\regscan.exe
  C:\Windows\system32\regscan.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" üë^‹þW¬<Zt,AÀàŠØ¬,AÃªëìXÃèáÿÿÿILOMOIAJAAAAAAJAJAJAJAJAJAJAJAJAFOAPDBLJAIAAAAAAILNAFGIKMCCEAPAEEBIIAGEGMBOKAEOCPCMGAGAAFOILHNAEIDMHBFDDMAFGFHFAGKAEFAGKPPLIOOFENPHFPPNAILNIIFMAHFBALIMABBNPHFPPNADNLHAAAAAAHELJOLEODDMAFHFAFAGIBPAAAPAAFDLIPBBINPHFPPNAIFMAHEDALJAJAAAAAAIJAEAIIJFMAIAEOIBEAAAAAAILOMILHFAEILFOANPPHGAJLICGBINPHFPPNAOLALIPEEAIAIILPIPMPDKEOLAKFDLIBABENPHFPPNADDMAILOFMDZ
    3⤵
    PID:2784

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

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab5765.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar5778.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Windows\SysWOW64\regscan.exe

Filesize
344KB

MD5
84e058e004bb576ed24974ff989d8e3e

SHA1
4d293f9844798c54ad540e1b8f686aeab36915a6

SHA256
1277fcda40aed365ea166e09d23b4d40bc6fa5202a9750c63b4757f010986388

SHA512
54e0c50d474cb6c695c57947f2f623f04d97aece49a83bd2fec09072e83cb472cb99255e75707fa84bd36b4ee00b0b2209eb1389faec50ef7139cb9f087493bf

Download Submit
memory/2264-2-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2264-3-0x0000000000420000-0x00000000004E7000-memory.dmp

Filesize
796KB

Download
memory/2264-14-0x0000000000420000-0x00000000004E7000-memory.dmp

Filesize
796KB

Download
memory/2324-11-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads