2e5d32c129dc3e88112504034808fa84cc164695294923750176883675479eb9

General

Target

42e17026c8e49f331c5d92fb85e7ae7f.exe
Size

133KB
MD5

42e17026c8e49f331c5d92fb85e7ae7f
SHA1

cfcdaefa2eeab41316cafeef7bd442289772433f
SHA256

2e5d32c129dc3e88112504034808fa84cc164695294923750176883675479eb9
SHA512

a0a1770913c1048f8adf5b80a5d0d2cdddc26b292b15310f8bd8d64eadc0cc38dab9bb1db4f226f716b2d830b95f4885082b27392102e7ed1e45bd91252c1c06
SSDEEP

3072:NmHGhPaqnq69vH7mDlsEEbzRDVMRI7QcEPEjsN5mJ25YQ:Vhaqn/vH7m3oRDaI7h9o5mJjQ

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2856	42e17026c8e49f331c5d92fb85e7ae7f.exe

Executes dropped EXE 1 IoCs

pid	Process
2856	42e17026c8e49f331c5d92fb85e7ae7f.exe

Loads dropped DLL 1 IoCs

pid	Process
1656	42e17026c8e49f331c5d92fb85e7ae7f.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1656-0-0x0000000000400000-0x0000000000486000-memory.dmp	upx
behavioral1/files/0x0009000000012266-11.dat	upx
behavioral1/files/0x0009000000012266-16.dat	upx

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	42e17026c8e49f331c5d92fb85e7ae7f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	42e17026c8e49f331c5d92fb85e7ae7f.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1656	42e17026c8e49f331c5d92fb85e7ae7f.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1656	42e17026c8e49f331c5d92fb85e7ae7f.exe
2856	42e17026c8e49f331c5d92fb85e7ae7f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 2856	1656	42e17026c8e49f331c5d92fb85e7ae7f.exe	16
PID 1656 wrote to memory of 2856	1656	42e17026c8e49f331c5d92fb85e7ae7f.exe	16
PID 1656 wrote to memory of 2856	1656	42e17026c8e49f331c5d92fb85e7ae7f.exe	16
PID 1656 wrote to memory of 2856	1656	42e17026c8e49f331c5d92fb85e7ae7f.exe	16

C:\Users\Admin\AppData\Local\Temp\42e17026c8e49f331c5d92fb85e7ae7f.exe
"C:\Users\Admin\AppData\Local\Temp\42e17026c8e49f331c5d92fb85e7ae7f.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Users\Admin\AppData\Local\Temp\42e17026c8e49f331c5d92fb85e7ae7f.exe
  C:\Users\Admin\AppData\Local\Temp\42e17026c8e49f331c5d92fb85e7ae7f.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\42e17026c8e49f331c5d92fb85e7ae7f.exe

Filesize
30KB

MD5
790c6e2849dee30ba97fad16a5c792dc

SHA1
30ed08a66ac6da5637ccda372e375fae79ed83ce

SHA256
74ef1021a6aef0568fbc223c37a239aa99ba16f252fa733ea8bd197ad2a96d41

SHA512
12bcbfc593350e7f1d2b2f0a208481800d60d35c9bc964e50616380e8cdf0b7ec21f5589f661e4dac598f3bc9db2ad9aa1e0c77e046080f6e1dbae12eec57698

Download Submit
\Users\Admin\AppData\Local\Temp\42e17026c8e49f331c5d92fb85e7ae7f.exe

Filesize
61KB

MD5
a1d800b742dfa2440fa27fb17c22c321

SHA1
1873379abe9208c988f8237e377f8420c69cde54

SHA256
2e614d1f55512aaaaa158987fcf95ec381e91068d9d29d12c6c5a3586ad241f4

SHA512
5bbf483ce5926cf5920f0bacfcf1662e5910465637c32138da230b3383b5c23b2bc17cb6cddaf2f57d56dfceab457e0b72542bc030e79128c66590d9a6e335b3

Download Submit
memory/1656-0-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1656-1-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1656-4-0x00000000001D0000-0x00000000001F1000-memory.dmp

Filesize
132KB

Download
memory/1656-15-0x0000000000320000-0x00000000003A6000-memory.dmp

Filesize
536KB

Download
memory/1656-14-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2856-18-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2856-20-0x0000000000150000-0x0000000000171000-memory.dmp

Filesize
132KB

Download
memory/2856-43-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download

Analysis

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