cd8076d813038ef3a2a527e4d1a126da089b11eb61da11636cb67fc110e42baf

Analysis

max time kernel
10s
max time network
16s
platform
windows7_x64
resource
win7v20210408
submitted
06/09/2021, 04:28

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General

Target
83e5a7cb9e555e32ff4e6167a6146a62.exe
Size 350KB
Sample210906-e3nqladbal
SHA256 cd8076d813038ef3a2a527e4d1a126da089b11eb61da11636cb67fc110e42baf
MD5 83e5a7cb9e555e32ff4e6167a6146a62
SHA1 cddee7e01e84734b97c1ff50f7d26cdfb4068dce
SHA512 4f31a61e2223264d83270c36bba34e31d4a0a588f6e7c093b5774a2ce03ba2247c2781c250a96cc123d23328131909133a60d78259bc676f38ccd49fcc8d170f
MD5 SHA1 SHA512

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1712	cmd.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
1780	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1780	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 1712	1840	83e5a7cb9e555e32ff4e6167a6146a62.exe	29
PID 1840 wrote to memory of 1712	1840	83e5a7cb9e555e32ff4e6167a6146a62.exe	29
PID 1840 wrote to memory of 1712	1840	83e5a7cb9e555e32ff4e6167a6146a62.exe	29
PID 1840 wrote to memory of 1712	1840	83e5a7cb9e555e32ff4e6167a6146a62.exe	29
PID 1712 wrote to memory of 1780	1712	cmd.exe	31
PID 1712 wrote to memory of 1780	1712	cmd.exe	31
PID 1712 wrote to memory of 1780	1712	cmd.exe	31
PID 1712 wrote to memory of 1780	1712	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\83e5a7cb9e555e32ff4e6167a6146a62.exe
"C:\Users\Admin\AppData\Local\Temp\83e5a7cb9e555e32ff4e6167a6146a62.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1840
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "83e5a7cb9e555e32ff4e6167a6146a62.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\83e5a7cb9e555e32ff4e6167a6146a62.exe" & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "83e5a7cb9e555e32ff4e6167a6146a62.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1780

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

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Downloads

memory/1840-60-0x0000000074D91000-0x0000000074D93000-memory.dmp

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memory/1840-61-0x0000000000220000-0x0000000000268000-memory.dmp

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memory/1840-62-0x0000000000400000-0x0000000002174000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads