onlylogger | 57ffddbb441a4ef819f4f6024ea6aeb42017e2a4e997db04475b3088a4bc0767

Analysis

max time kernel
52s
max time network
49s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-11-2022 19:07

Target

57ffddbb441a4ef819f4f6024ea6aeb42017e2a4e997db04475b3088a4bc0767.exe
Size

385KB
MD5

9acb03ff49f8917ae3d985f83f4dc97e
SHA1

be15eadc65334095a590ca1df0150b2007b89c55
SHA256

57ffddbb441a4ef819f4f6024ea6aeb42017e2a4e997db04475b3088a4bc0767
SHA512

6ba2c1875f3247737d5fedf76e72ba05cfcb20bd574b37a076cd89b0dfcd847f9b48a12cfa9ff56c5aea7c35f1d0d88dbda160d799583986c348b4047aa002d9
SSDEEP

12288:glIeRbKUgLS1YjJuIm5XnbfICT8VnU/6Br0:q/g21coMCTWUO

Score

10^/10

onlylogger loader

OnlyLogger
A tiny loader that uses IPLogger to get its payload.
loader onlylogger

OnlyLogger payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/904-56-0x00000000003B0000-0x00000000003FC000-memory.dmp	family_onlylogger
behavioral1/memory/904-57-0x0000000000400000-0x00000000008AD000-memory.dmp	family_onlylogger
behavioral1/memory/904-59-0x00000000003B0000-0x00000000003FC000-memory.dmp	family_onlylogger
behavioral1/memory/904-62-0x0000000000400000-0x00000000008AD000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1724 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

Processes:

taskkill.exe

pid process

1764 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1764 taskkill.exe

pid	process
1724	cmd.exe

pid	process
1764	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1764	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

57ffddbb441a4ef819f4f6024ea6aeb42017e2a4e997db04475b3088a4bc0767.execmd.exe

description	pid	process	target process
PID 904 wrote to memory of 1724	904	57ffddbb441a4ef819f4f6024ea6aeb42017e2a4e997db04475b3088a4bc0767.exe	cmd.exe
PID 904 wrote to memory of 1724	904	57ffddbb441a4ef819f4f6024ea6aeb42017e2a4e997db04475b3088a4bc0767.exe	cmd.exe
PID 904 wrote to memory of 1724	904	57ffddbb441a4ef819f4f6024ea6aeb42017e2a4e997db04475b3088a4bc0767.exe	cmd.exe
PID 904 wrote to memory of 1724	904	57ffddbb441a4ef819f4f6024ea6aeb42017e2a4e997db04475b3088a4bc0767.exe	cmd.exe
PID 1724 wrote to memory of 1764	1724	cmd.exe	taskkill.exe
PID 1724 wrote to memory of 1764	1724	cmd.exe	taskkill.exe
PID 1724 wrote to memory of 1764	1724	cmd.exe	taskkill.exe
PID 1724 wrote to memory of 1764	1724	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\57ffddbb441a4ef819f4f6024ea6aeb42017e2a4e997db04475b3088a4bc0767.exe
"C:\Users\Admin\AppData\Local\Temp\57ffddbb441a4ef819f4f6024ea6aeb42017e2a4e997db04475b3088a4bc0767.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:904

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

memory/904-54-0x0000000075021000-0x0000000075023000-memory.dmp

Filesize
8KB

Download
memory/904-55-0x00000000002CC000-0x00000000002F7000-memory.dmp

Filesize
172KB

Download
memory/904-56-0x00000000003B0000-0x00000000003FC000-memory.dmp

Filesize
304KB

Download
memory/904-57-0x0000000000400000-0x00000000008AD000-memory.dmp

Filesize
4.7MB

Download
memory/904-59-0x00000000003B0000-0x00000000003FC000-memory.dmp

Filesize
304KB

Download
memory/904-58-0x00000000002CC000-0x00000000002F7000-memory.dmp

Filesize
172KB

Download
memory/904-61-0x00000000002CC000-0x00000000002F7000-memory.dmp

Filesize
172KB

Download
memory/904-62-0x0000000000400000-0x00000000008AD000-memory.dmp

Filesize
4.7MB

Download
memory/1724-60-0x0000000000000000-mapping.dmp

Download
memory/1764-63-0x0000000000000000-mapping.dmp

Download