892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d

General

Target

892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d.exe
Size

53KB
MD5

025751fc6b47ac655f08c6f844e84f00
SHA1

4b198df0b10da439bb1c9ce1285966930f7c2e25
SHA256

892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d
SHA512

c195f1e0d4accf8fe6bd064eebc8dd25bac7fef018e6b3cd59180116a8f20836f57b69b81c0bd60ce823d4506c13e5fb14c5b0b6f7fac214c75c21152ee678d1
SSDEEP

768:MQJ5RTiNdt+Yj7JmxThspX/6Z1Ds98J67W59iRfkz4Sxy+H9R6e:XJPG9XwZmJ7W7iRMzVHf6e

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1216	svchost.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000800000001413a-54.dat	upx
behavioral1/files/0x000800000001413a-55.dat	upx
behavioral1/files/0x000800000001413a-57.dat	upx
behavioral1/files/0x0008000000005c51-59.dat	upx
behavioral1/files/0x000800000001413a-58.dat	upx

Loads dropped DLL 2 IoCs

pid	Process
1552	892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d.exe
1552	892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run	892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\KB166946.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\KB166946.exe\""	892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 1216	1552	892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d.exe	26
PID 1552 wrote to memory of 1216	1552	892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d.exe	26
PID 1552 wrote to memory of 1216	1552	892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d.exe	26
PID 1552 wrote to memory of 1216	1552	892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d.exe	26

C:\Users\Admin\AppData\Local\Temp\892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d.exe
"C:\Users\Admin\AppData\Local\Temp\892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1552
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\\svchost.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1216

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
53KB

MD5
025751fc6b47ac655f08c6f844e84f00

SHA1
4b198df0b10da439bb1c9ce1285966930f7c2e25

SHA256
892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d

SHA512
c195f1e0d4accf8fe6bd064eebc8dd25bac7fef018e6b3cd59180116a8f20836f57b69b81c0bd60ce823d4506c13e5fb14c5b0b6f7fac214c75c21152ee678d1

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

Filesize
53KB

MD5
025751fc6b47ac655f08c6f844e84f00

SHA1
4b198df0b10da439bb1c9ce1285966930f7c2e25

SHA256
892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d

SHA512
c195f1e0d4accf8fe6bd064eebc8dd25bac7fef018e6b3cd59180116a8f20836f57b69b81c0bd60ce823d4506c13e5fb14c5b0b6f7fac214c75c21152ee678d1

Download Submit
C:\Users\Admin\AppData\Roaming\KB166946.exe

Filesize
53KB

MD5
025751fc6b47ac655f08c6f844e84f00

SHA1
4b198df0b10da439bb1c9ce1285966930f7c2e25

SHA256
892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d

SHA512
c195f1e0d4accf8fe6bd064eebc8dd25bac7fef018e6b3cd59180116a8f20836f57b69b81c0bd60ce823d4506c13e5fb14c5b0b6f7fac214c75c21152ee678d1

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

Filesize
53KB

MD5
025751fc6b47ac655f08c6f844e84f00

SHA1
4b198df0b10da439bb1c9ce1285966930f7c2e25

SHA256
892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d

SHA512
c195f1e0d4accf8fe6bd064eebc8dd25bac7fef018e6b3cd59180116a8f20836f57b69b81c0bd60ce823d4506c13e5fb14c5b0b6f7fac214c75c21152ee678d1

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

Filesize
53KB

MD5
025751fc6b47ac655f08c6f844e84f00

SHA1
4b198df0b10da439bb1c9ce1285966930f7c2e25

SHA256
892e14be3de91e987ff21a444ecffba202628faa7bd0516120fc494734af986d

SHA512
c195f1e0d4accf8fe6bd064eebc8dd25bac7fef018e6b3cd59180116a8f20836f57b69b81c0bd60ce823d4506c13e5fb14c5b0b6f7fac214c75c21152ee678d1

Download Submit
memory/1216-56-0x0000000000000000-mapping.dmp

Download
memory/1216-63-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1216-65-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/1552-60-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1552-61-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download
memory/1552-62-0x0000000000260000-0x0000000000281000-memory.dmp

Filesize
132KB

Download
memory/1552-64-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing