511821d91ce18d90e83853032148ca4c42f182507a58fdf8fa7cdc985b91d2c5

General

Target

a03bf226f2e2838df4265212dccc22b6.exe
Size

1.6MB
MD5

a03bf226f2e2838df4265212dccc22b6
SHA1

5d5d3861b8cb260dcb6ca001231a961d7801efae
SHA256

511821d91ce18d90e83853032148ca4c42f182507a58fdf8fa7cdc985b91d2c5
SHA512

f2561751fc0519155e1edada610a9a1b23d03bcfebf2c70310115ec59ca0e2730f9a888ecbbf58db105018aa31bfbe32d634bdcae5829f73aa63dcbc0ade7899
SSDEEP

49152:MTfTPpdtcakLz0ISej5OVT1h8LbBgD1fNacakLz0O:MTfTxdtcakcIdFOxgLbk1fNacakcO

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2712	a03bf226f2e2838df4265212dccc22b6.exe

Executes dropped EXE 1 IoCs

pid	Process
2712	a03bf226f2e2838df4265212dccc22b6.exe

Loads dropped DLL 1 IoCs

pid	Process
2296	a03bf226f2e2838df4265212dccc22b6.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2296-1-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral1/files/0x000b000000012267-15.dat	upx
behavioral1/memory/2712-18-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral1/files/0x000b000000012267-11.dat	upx

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2828	schtasks.exe

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	a03bf226f2e2838df4265212dccc22b6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	a03bf226f2e2838df4265212dccc22b6.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	a03bf226f2e2838df4265212dccc22b6.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	a03bf226f2e2838df4265212dccc22b6.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2296	a03bf226f2e2838df4265212dccc22b6.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2296	a03bf226f2e2838df4265212dccc22b6.exe
2712	a03bf226f2e2838df4265212dccc22b6.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2712	2296	a03bf226f2e2838df4265212dccc22b6.exe	30
PID 2296 wrote to memory of 2712	2296	a03bf226f2e2838df4265212dccc22b6.exe	30
PID 2296 wrote to memory of 2712	2296	a03bf226f2e2838df4265212dccc22b6.exe	30
PID 2296 wrote to memory of 2712	2296	a03bf226f2e2838df4265212dccc22b6.exe	30
PID 2712 wrote to memory of 2828	2712	a03bf226f2e2838df4265212dccc22b6.exe	29
PID 2712 wrote to memory of 2828	2712	a03bf226f2e2838df4265212dccc22b6.exe	29
PID 2712 wrote to memory of 2828	2712	a03bf226f2e2838df4265212dccc22b6.exe	29
PID 2712 wrote to memory of 2828	2712	a03bf226f2e2838df4265212dccc22b6.exe	29
PID 2712 wrote to memory of 3068	2712	a03bf226f2e2838df4265212dccc22b6.exe	32
PID 2712 wrote to memory of 3068	2712	a03bf226f2e2838df4265212dccc22b6.exe	32
PID 2712 wrote to memory of 3068	2712	a03bf226f2e2838df4265212dccc22b6.exe	32
PID 2712 wrote to memory of 3068	2712	a03bf226f2e2838df4265212dccc22b6.exe	32
PID 3068 wrote to memory of 2372	3068	cmd.exe	34
PID 3068 wrote to memory of 2372	3068	cmd.exe	34
PID 3068 wrote to memory of 2372	3068	cmd.exe	34
PID 3068 wrote to memory of 2372	3068	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\a03bf226f2e2838df4265212dccc22b6.exe
"C:\Users\Admin\AppData\Local\Temp\a03bf226f2e2838df4265212dccc22b6.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Users\Admin\AppData\Local\Temp\a03bf226f2e2838df4265212dccc22b6.exe
  C:\Users\Admin\AppData\Local\Temp\a03bf226f2e2838df4265212dccc22b6.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c schtasks.exe /Query /XML /TN x1iLRz9v069a > C:\Users\Admin\AppData\Local\Temp\iSykZ.xml
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3068
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /Query /XML /TN x1iLRz9v069a
      4⤵
      PID:2372

C:\Windows\SysWOW64\schtasks.exe
schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\a03bf226f2e2838df4265212dccc22b6.exe" /TN x1iLRz9v069a /F
1⤵
- Creates scheduled task(s)
PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

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

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\a03bf226f2e2838df4265212dccc22b6.exe

Filesize
202KB

MD5
af8f1b8daac393d02d8db05e3be0825c

SHA1
18ac9809d685d7bd23c13ea6965e297e31d2a467

SHA256
abc791d55e7c5275bf61c2c89f32e37a6d164e773257c1042767b2b2a8de4f67

SHA512
7e6ad60141e43445782a013f9710687a8e478939bc71acc63c3e5afa7c00226574d05c63311b0c707a3a0f5ef9a03028aa89eb1004fd0118ca2636b40886c122

Download Submit
C:\Users\Admin\AppData\Local\Temp\iSykZ.xml

Filesize
1KB

MD5
db9b61777a943ee45a733da20fd04c84

SHA1
be419047f42b4fdf7ec8a0d829f0bbf81e244016

SHA256
478553f1e728f8a9a1bbcb2199a52d970421aa1e8e782d3ae3cdb75c604878e2

SHA512
10aa01255795017a2786b04c93a23ce213dd342d33a8fcbcab7a51e0791019249ead9d08499217b73b7c16d95a682384da787ec59f80ac53a3722a9f6d2a8fef

Download Submit
\Users\Admin\AppData\Local\Temp\a03bf226f2e2838df4265212dccc22b6.exe

Filesize
295KB

MD5
67d6c832ed273d8d39a35fa4c166846b

SHA1
d4b4fad495ceeb505cbac11df8c7aa74a7012bad

SHA256
1ba64992e345ee94e9b837024937a44bb46a26a9748a6936c5cff5c8a9600e94

SHA512
3a8ca9b5ae870b88e572a5e82c2a61b21757dec9854a38d208e806fca74f18e44f9f1422c7a2d12fc0e13cf72362d878e53f761b3aae1ed5b8582876e9173fb5

Download Submit
memory/2296-0-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2296-1-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2296-3-0x0000000001660000-0x00000000016DE000-memory.dmp

Filesize
504KB

Download
memory/2296-16-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2712-18-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2712-20-0x0000000001660000-0x00000000016DE000-memory.dmp

Filesize
504KB

Download
memory/2712-25-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2712-27-0x0000000000470000-0x00000000004DB000-memory.dmp

Filesize
428KB

Download
memory/2712-52-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads