b12a15670fa6772cec7412024a20e083dcef7e1f03e65ea07dca73408432ef31

General

Target

f791c1a7110aee7574026888645c783f.exe
Size

2.0MB
MD5

f791c1a7110aee7574026888645c783f
SHA1

464ee53e7988c0ea5bd9dc2c29a172c5690a864a
SHA256

b12a15670fa6772cec7412024a20e083dcef7e1f03e65ea07dca73408432ef31
SHA512

fed5dd8f55f8c1b02460d3708fa666831463ab02ee163ff173f85a97e4a22ab44bda42259e426004de704cde5cf8c09bb93c941ee630bb256ce1c8ad3c89daf7
SSDEEP

49152:N3fkjTtIJb4NGQk4QnoucN+9zWFULG+m7YnNkJ10LAdbjLcN+9zWFULG+:N3sjTtdk44o3A9zyULG+m7SkJ100dbjP

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2308	f791c1a7110aee7574026888645c783f.exe

Executes dropped EXE 1 IoCs

pid	Process
2308	f791c1a7110aee7574026888645c783f.exe

Loads dropped DLL 1 IoCs

pid	Process
2340	f791c1a7110aee7574026888645c783f.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2340-0-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral1/files/0x000b000000012252-17.dat	upx
behavioral1/files/0x000b000000012252-11.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
2872	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	f791c1a7110aee7574026888645c783f.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	f791c1a7110aee7574026888645c783f.exe
Key created	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	f791c1a7110aee7574026888645c783f.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	f791c1a7110aee7574026888645c783f.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2340	f791c1a7110aee7574026888645c783f.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2340	f791c1a7110aee7574026888645c783f.exe
2308	f791c1a7110aee7574026888645c783f.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2308	2340	f791c1a7110aee7574026888645c783f.exe	29
PID 2340 wrote to memory of 2308	2340	f791c1a7110aee7574026888645c783f.exe	29
PID 2340 wrote to memory of 2308	2340	f791c1a7110aee7574026888645c783f.exe	29
PID 2340 wrote to memory of 2308	2340	f791c1a7110aee7574026888645c783f.exe	29
PID 2308 wrote to memory of 2872	2308	f791c1a7110aee7574026888645c783f.exe	30
PID 2308 wrote to memory of 2872	2308	f791c1a7110aee7574026888645c783f.exe	30
PID 2308 wrote to memory of 2872	2308	f791c1a7110aee7574026888645c783f.exe	30
PID 2308 wrote to memory of 2872	2308	f791c1a7110aee7574026888645c783f.exe	30
PID 2308 wrote to memory of 2600	2308	f791c1a7110aee7574026888645c783f.exe	32
PID 2308 wrote to memory of 2600	2308	f791c1a7110aee7574026888645c783f.exe	32
PID 2308 wrote to memory of 2600	2308	f791c1a7110aee7574026888645c783f.exe	32
PID 2308 wrote to memory of 2600	2308	f791c1a7110aee7574026888645c783f.exe	32
PID 2600 wrote to memory of 2592	2600	cmd.exe	34
PID 2600 wrote to memory of 2592	2600	cmd.exe	34
PID 2600 wrote to memory of 2592	2600	cmd.exe	34
PID 2600 wrote to memory of 2592	2600	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\f791c1a7110aee7574026888645c783f.exe
"C:\Users\Admin\AppData\Local\Temp\f791c1a7110aee7574026888645c783f.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Users\Admin\AppData\Local\Temp\f791c1a7110aee7574026888645c783f.exe
  C:\Users\Admin\AppData\Local\Temp\f791c1a7110aee7574026888645c783f.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\f791c1a7110aee7574026888645c783f.exe" /TN WAgLRKqP8c0d /F
    3⤵
    - Creates scheduled task(s)
    PID:2872
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c schtasks.exe /Query /XML /TN WAgLRKqP8c0d > C:\Users\Admin\AppData\Local\Temp\beQAsC.xml
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2600
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /Query /XML /TN WAgLRKqP8c0d
      4⤵
      PID:2592

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\beQAsC.xml

Filesize
1KB

MD5
97854343642c267300f94a0fc197b745

SHA1
8897402ca9848b39e46d1191282f0931b9b75466

SHA256
671f891731f6ed24a61b87782ecd65b7cb68301a6debae9f97e2d575eebd2877

SHA512
a321a42755c65e304934bb1a9076a7ae8372906a4fc308ad0204d2daaf6795ed36de6191b48fb8e2b4d9f0e38e3407cebe23c8d1a918b924e6e087a7bf561b09

Download Submit
C:\Users\Admin\AppData\Local\Temp\f791c1a7110aee7574026888645c783f.exe

Filesize
1.5MB

MD5
f45cf80f7dbeb4d6ccdd4e6a6a0a7277

SHA1
c487c04ba7a1a4e62d1b085f18a8baba67503c2f

SHA256
0af8a7d3efe0e3d8c23b912a5eab5e96579247794218fe63b3abf4cc840b18e6

SHA512
4767e5272de6d332676d9993da034451dc9c60399c70ded7e69bb6d26e59f3cfb26c64c362ff4da06621b22a7f8be0007f6fb926c70483181f93b4614db4685c

Download Submit
\Users\Admin\AppData\Local\Temp\f791c1a7110aee7574026888645c783f.exe

Filesize
1.9MB

MD5
6403717f6df676a2f88319b760a36bff

SHA1
e460128e9fa7b2a518dd17831fd7b415b427308a

SHA256
9a01b0c0fdb3a70ab2e000ed30e68e4bd9a28419795d7de5fd241a63099ed2cb

SHA512
f5621808359f02e8f22fbc5f8536be6bac7fe3fc6da9b4c77cde517fa0fdaae34806949fb81e30050c70bd2e67d03ffc297955bc5f404dd4fe47ea19d4aabe4d

Download Submit
memory/2308-27-0x0000000000470000-0x00000000004DB000-memory.dmp

Filesize
428KB

Download
memory/2308-20-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2308-21-0x0000000001660000-0x00000000016DE000-memory.dmp

Filesize
504KB

Download
memory/2308-26-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2308-54-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2340-16-0x00000000232A0000-0x00000000234FC000-memory.dmp

Filesize
2.4MB

Download
memory/2340-15-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2340-3-0x0000000022E00000-0x0000000022E7E000-memory.dmp

Filesize
504KB

Download
memory/2340-0-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2340-1-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads