bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae

Analysis

max time kernel
117s
max time network
140s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12-10-2023 01:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae.exe
Size

381KB
MD5

a3d480ba00137202a96d1fe4d563d552
SHA1

e528412dc45db42f1c630f4644b46a8377974e2c
SHA256

bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae
SHA512

8a44a80af2ef6ba170a8ff4a91414ba56e264497ee87d7a56f65e2039fe15075d030530556b83f9448f06ee0393314c6c90fb5164f936a3fe003f6f392cd6673
SSDEEP

6144:balupTHjhG7pgQZzMeUBusOtQvMkM2U5ruSQPc1YdQ2CpUtB5:eYTHdypgQBMeUK35ruJEKdnsk/

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2856	cmd.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
2464	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2464	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2856	1964	bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae.exe	33
PID 1964 wrote to memory of 2856	1964	bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae.exe	33
PID 1964 wrote to memory of 2856	1964	bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae.exe	33
PID 1964 wrote to memory of 2856	1964	bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae.exe	33
PID 2856 wrote to memory of 2464	2856	cmd.exe	35
PID 2856 wrote to memory of 2464	2856	cmd.exe	35
PID 2856 wrote to memory of 2464	2856	cmd.exe	35
PID 2856 wrote to memory of 2464	2856	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae.exe
"C:\Users\Admin\AppData\Local\Temp\bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae.exe" & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2856
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "bc8a042d1b77efec281dcc1f7653165e2e8218e6ef0dc225571aef6c664a73ae.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Loading Replay Monitor...

Downloads

memory/1964-2-0x0000000003CE0000-0x0000000003D1E000-memory.dmp

Filesize
248KB

Download
memory/1964-1-0x0000000000250000-0x0000000000350000-memory.dmp

Filesize
1024KB

Download
memory/1964-3-0x0000000000400000-0x00000000025B3000-memory.dmp

Filesize
33.7MB

Download
memory/1964-4-0x0000000000250000-0x0000000000350000-memory.dmp

Filesize
1024KB

Download
memory/1964-5-0x0000000003CE0000-0x0000000003D1E000-memory.dmp

Filesize
248KB

Download
memory/1964-6-0x0000000000400000-0x00000000025B3000-memory.dmp

Filesize
33.7MB

Download
memory/1964-8-0x0000000000400000-0x00000000025B3000-memory.dmp

Filesize
33.7MB

Download