bcb7f74cabff9b520fccd6afa1f8d6711fc004b4ad13c49849ee90978fc7873e

Analysis

max time kernel
31s
max time network
35s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
16/03/2023, 17:46

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General

Target

tmp.exe
Size

2.8MB
MD5

a1f7bd3a021e8c779ee8dab8b13aa875
SHA1

d097479513bc57e740220dee1a03820b4f2b3b7c
SHA256

bcb7f74cabff9b520fccd6afa1f8d6711fc004b4ad13c49849ee90978fc7873e
SHA512

0e536c7a11cc7074d2847fd85eb8ac99e4e0d421d7f27838b55f14d500d8557dc7cde76b57f009e6b40118caa11f042305d926addadad5c241ae496a94e28a12
SSDEEP

24576:NDVF5mkwaAr+A+7eGNkqFp4/Bma+mxY4eHGs8E9Ot09OX7l348A5NyvCh1WGn0LZ:LuL3r+A+/N/L4/BFxY+CYfORu4cIPA

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
2008	powershell.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe
1704	tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2008	powershell.exe
Token: SeDebugPrivilege	1704	tmp.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 2008	1704	tmp.exe	26
PID 1704 wrote to memory of 2008	1704	tmp.exe	26
PID 1704 wrote to memory of 2008	1704	tmp.exe	26
PID 1704 wrote to memory of 1692	1704	tmp.exe	29
PID 1704 wrote to memory of 1692	1704	tmp.exe	29
PID 1704 wrote to memory of 1692	1704	tmp.exe	29
PID 1704 wrote to memory of 948	1704	tmp.exe	30
PID 1704 wrote to memory of 948	1704	tmp.exe	30
PID 1704 wrote to memory of 948	1704	tmp.exe	30
PID 1704 wrote to memory of 1664	1704	tmp.exe	31
PID 1704 wrote to memory of 1664	1704	tmp.exe	31
PID 1704 wrote to memory of 1664	1704	tmp.exe	31
PID 1704 wrote to memory of 1720	1704	tmp.exe	32
PID 1704 wrote to memory of 1720	1704	tmp.exe	32
PID 1704 wrote to memory of 1720	1704	tmp.exe	32
PID 1704 wrote to memory of 1436	1704	tmp.exe	33
PID 1704 wrote to memory of 1436	1704	tmp.exe	33
PID 1704 wrote to memory of 1436	1704	tmp.exe	33
PID 1704 wrote to memory of 1548	1704	tmp.exe	34
PID 1704 wrote to memory of 1548	1704	tmp.exe	34
PID 1704 wrote to memory of 1548	1704	tmp.exe	34
PID 1704 wrote to memory of 1108	1704	tmp.exe	35
PID 1704 wrote to memory of 1108	1704	tmp.exe	35
PID 1704 wrote to memory of 1108	1704	tmp.exe	35
PID 1704 wrote to memory of 876	1704	tmp.exe	36
PID 1704 wrote to memory of 876	1704	tmp.exe	36
PID 1704 wrote to memory of 876	1704	tmp.exe	36
PID 1704 wrote to memory of 1020	1704	tmp.exe	37
PID 1704 wrote to memory of 1020	1704	tmp.exe	37
PID 1704 wrote to memory of 1020	1704	tmp.exe	37
PID 1704 wrote to memory of 1100	1704	tmp.exe	38
PID 1704 wrote to memory of 1100	1704	tmp.exe	38
PID 1704 wrote to memory of 1100	1704	tmp.exe	38

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2008
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  C:\Users\Admin\AppData\Local\Temp\tmp.exe
  2⤵
  PID:1692
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  C:\Users\Admin\AppData\Local\Temp\tmp.exe
  2⤵
  PID:948
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  C:\Users\Admin\AppData\Local\Temp\tmp.exe
  2⤵
  PID:1664
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  C:\Users\Admin\AppData\Local\Temp\tmp.exe
  2⤵
  PID:1720
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  C:\Users\Admin\AppData\Local\Temp\tmp.exe
  2⤵
  PID:1436
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  C:\Users\Admin\AppData\Local\Temp\tmp.exe
  2⤵
  PID:1548
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  C:\Users\Admin\AppData\Local\Temp\tmp.exe
  2⤵
  PID:1108
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  C:\Users\Admin\AppData\Local\Temp\tmp.exe
  2⤵
  PID:876
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  C:\Users\Admin\AppData\Local\Temp\tmp.exe
  2⤵
  PID:1020
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  C:\Users\Admin\AppData\Local\Temp\tmp.exe
  2⤵
  PID:1100

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1704-54-0x0000000000B90000-0x0000000000E6E000-memory.dmp

Filesize
2.9MB

Download
memory/1704-55-0x000000001C880000-0x000000001CA58000-memory.dmp

Filesize
1.8MB

Download
memory/1704-56-0x000000001C0C0000-0x000000001C140000-memory.dmp

Filesize
512KB

Download
memory/1704-57-0x00000000024F0000-0x0000000002582000-memory.dmp

Filesize
584KB

Download
memory/1704-68-0x000000001C0C0000-0x000000001C140000-memory.dmp

Filesize
512KB

Download
memory/2008-64-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download
memory/2008-63-0x0000000002290000-0x0000000002298000-memory.dmp

Filesize
32KB

Download
memory/2008-65-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download
memory/2008-66-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download
memory/2008-67-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download
memory/2008-62-0x000000001B2A0000-0x000000001B582000-memory.dmp

Filesize
2.9MB

Download
memory/2008-69-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download
memory/2008-70-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download
memory/2008-71-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download
memory/2008-72-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download