34030ba47b4f124e373e943e9eb5d2c4ef3a884d8cee1dc539e9b28deed4cd5d

General

Target

c83bfb00f54e47326d361ce0d0f778f4.exe
Size

3.9MB
MD5

c83bfb00f54e47326d361ce0d0f778f4
SHA1

875dde418e0d3870da9de5d7fed3ae01fd24bf25
SHA256

34030ba47b4f124e373e943e9eb5d2c4ef3a884d8cee1dc539e9b28deed4cd5d
SHA512

048acf286bef0870a75ed9eb9c623b1253259d4edbc9d8c9b9acde9b6f0102d489c299c0ed5db4b2956e68614dad9cd6261eff09ecae77dac8ba46c685fb0dde
SSDEEP

98304:bsX6sg4bHA9zyULG+wk7jF3bQVGA9zyULG+jpq/BHFDShfbDA9zyULG+wk7jF3bK:bMFAzLq0hbQFzLqspqZHFDShfAzLq0hn

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2316	c83bfb00f54e47326d361ce0d0f778f4.exe

Executes dropped EXE 1 IoCs

pid	Process
2316	c83bfb00f54e47326d361ce0d0f778f4.exe

Loads dropped DLL 1 IoCs

pid	Process
2792	c83bfb00f54e47326d361ce0d0f778f4.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2792-0-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral1/files/0x0009000000012246-11.dat	upx
behavioral1/memory/2792-16-0x00000000236A0000-0x00000000238FC000-memory.dmp	upx
behavioral1/files/0x0009000000012246-17.dat	upx
behavioral1/memory/2316-18-0x0000000000400000-0x000000000065C000-memory.dmp	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
1384	schtasks.exe

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	c83bfb00f54e47326d361ce0d0f778f4.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	c83bfb00f54e47326d361ce0d0f778f4.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	c83bfb00f54e47326d361ce0d0f778f4.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	c83bfb00f54e47326d361ce0d0f778f4.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2792	c83bfb00f54e47326d361ce0d0f778f4.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2792	c83bfb00f54e47326d361ce0d0f778f4.exe
2316	c83bfb00f54e47326d361ce0d0f778f4.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 2316	2792	c83bfb00f54e47326d361ce0d0f778f4.exe	29
PID 2792 wrote to memory of 2316	2792	c83bfb00f54e47326d361ce0d0f778f4.exe	29
PID 2792 wrote to memory of 2316	2792	c83bfb00f54e47326d361ce0d0f778f4.exe	29
PID 2792 wrote to memory of 2316	2792	c83bfb00f54e47326d361ce0d0f778f4.exe	29
PID 2316 wrote to memory of 1384	2316	c83bfb00f54e47326d361ce0d0f778f4.exe	30
PID 2316 wrote to memory of 1384	2316	c83bfb00f54e47326d361ce0d0f778f4.exe	30
PID 2316 wrote to memory of 1384	2316	c83bfb00f54e47326d361ce0d0f778f4.exe	30
PID 2316 wrote to memory of 1384	2316	c83bfb00f54e47326d361ce0d0f778f4.exe	30
PID 2316 wrote to memory of 2776	2316	c83bfb00f54e47326d361ce0d0f778f4.exe	32
PID 2316 wrote to memory of 2776	2316	c83bfb00f54e47326d361ce0d0f778f4.exe	32
PID 2316 wrote to memory of 2776	2316	c83bfb00f54e47326d361ce0d0f778f4.exe	32
PID 2316 wrote to memory of 2776	2316	c83bfb00f54e47326d361ce0d0f778f4.exe	32
PID 2776 wrote to memory of 2828	2776	cmd.exe	34
PID 2776 wrote to memory of 2828	2776	cmd.exe	34
PID 2776 wrote to memory of 2828	2776	cmd.exe	34
PID 2776 wrote to memory of 2828	2776	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\c83bfb00f54e47326d361ce0d0f778f4.exe
"C:\Users\Admin\AppData\Local\Temp\c83bfb00f54e47326d361ce0d0f778f4.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Users\Admin\AppData\Local\Temp\c83bfb00f54e47326d361ce0d0f778f4.exe
  C:\Users\Admin\AppData\Local\Temp\c83bfb00f54e47326d361ce0d0f778f4.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\c83bfb00f54e47326d361ce0d0f778f4.exe" /TN BSpsfata099d /F
    3⤵
    - Creates scheduled task(s)
    PID:1384
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c schtasks.exe /Query /XML /TN BSpsfata099d > C:\Users\Admin\AppData\Local\Temp\yGDVYyWp.xml
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2776
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /Query /XML /TN BSpsfata099d
      4⤵
      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\c83bfb00f54e47326d361ce0d0f778f4.exe

Filesize
2.3MB

MD5
b783a3ea58a68a17fbf2a02b223f0c6d

SHA1
87d01792ec64b578615dd5a455c570f0c00bf622

SHA256
30c3dcc0c1a3e7c299d8d7fc569af38fef5bc57f7a8f3b1e75ce171207b90d80

SHA512
7ab00c6bad23f872b8f7f872adfcf08a88f175317fb93eb885bc2857812253ebe66149e4160bbe17c50b966a6f0064543a47074a5fa9bcfce1a16a7aae915cf0

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

Filesize
1KB

MD5
1baccc40e6f66147c68eee52532d4389

SHA1
7da4c5ac7aaf494f7daa6a3752a081c69a473ced

SHA256
ad2f7b086bc1e7a497a307a40c57e3b970ce93743444568c2d62067c1f932113

SHA512
d98526fb8d7538b41e9e063ab99785efa47cc716e14b09aed9a07146d74494b41e1dc1a8bb0e228d8137aee624240a0b00d095ead4c385b63c728c09d1b52211

Download Submit
\Users\Admin\AppData\Local\Temp\c83bfb00f54e47326d361ce0d0f778f4.exe

Filesize
2.6MB

MD5
060178bffbe0062df65d0e4c325fc6c8

SHA1
57bfefaa02945bee8332c5d2a5d6dd40a92b9abf

SHA256
67276cd538e7a00646caa34e91898d0a8ee05a3f72add103f12b64ee5a347402

SHA512
d7c254a0bcaf655dc6e451e845f8ccdce0f56c8f3ce725d673f209d76271ba04c5cc2debe8cdda124843b685d8ee0d4d361617f68f8343866ff8d92e3db48139

Download Submit
memory/2316-18-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2316-20-0x0000000000330000-0x00000000003AE000-memory.dmp

Filesize
504KB

Download
memory/2316-26-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2316-27-0x0000000000470000-0x00000000004DB000-memory.dmp

Filesize
428KB

Download
memory/2316-53-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2792-0-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2792-16-0x00000000236A0000-0x00000000238FC000-memory.dmp

Filesize
2.4MB

Download
memory/2792-15-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2792-3-0x0000000001660000-0x00000000016DE000-memory.dmp

Filesize
504KB

Download
memory/2792-1-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads