392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05

General

Target

392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe
Size

3.0MB
MD5

0a8b50005ae3d3f20d23d8f04ba46b75
SHA1

8c963322fda3f4660a0a5a70aaff27d3900610b1
SHA256

392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05
SHA512

1eb1a74b613ead9f7cf910ec1af43932319e390856f8cc9a2e3d83d0ed5ee7c8b2911ec52d26969b99d4f971a9a790444bc8baddeb0d45de4c1674035d43c470
SSDEEP

49152:kzR2Acn9CkZ0X2hff/yC3G/rzzvNts87++yINgdj:kxyrpR3fezjL++yINM

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2364-0-0x0000000000830000-0x00000000008C7000-memory.dmp	upx
behavioral1/memory/2364-15-0x0000000000830000-0x00000000008C7000-memory.dmp	upx
behavioral1/memory/2364-25-0x0000000000830000-0x00000000008C7000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WindowsShell1648.log	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe
File opened for modification	C:\Windows\WindowSystemNewUpdate54.log	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1220	2492	WerFault.exe	28
2804	2384	WerFault.exe	30

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe
Token: SeDebugPrivilege	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe
Token: SeIncBasePriorityPrivilege	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2492	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	28
PID 2364 wrote to memory of 2492	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	28
PID 2364 wrote to memory of 2492	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	28
PID 2364 wrote to memory of 2492	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	28
PID 2364 wrote to memory of 2492	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	28
PID 2364 wrote to memory of 2492	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	28
PID 2364 wrote to memory of 2492	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	28
PID 2492 wrote to memory of 1220	2492	osk.exe	29
PID 2492 wrote to memory of 1220	2492	osk.exe	29
PID 2492 wrote to memory of 1220	2492	osk.exe	29
PID 2492 wrote to memory of 1220	2492	osk.exe	29
PID 2364 wrote to memory of 2384	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	30
PID 2364 wrote to memory of 2384	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	30
PID 2364 wrote to memory of 2384	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	30
PID 2364 wrote to memory of 2384	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	30
PID 2364 wrote to memory of 2384	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	30
PID 2364 wrote to memory of 2384	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	30
PID 2364 wrote to memory of 2384	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	30
PID 2384 wrote to memory of 2804	2384	TpmInit.exe	31
PID 2384 wrote to memory of 2804	2384	TpmInit.exe	31
PID 2384 wrote to memory of 2804	2384	TpmInit.exe	31
PID 2384 wrote to memory of 2804	2384	TpmInit.exe	31
PID 2364 wrote to memory of 2868	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	32
PID 2364 wrote to memory of 2868	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	32
PID 2364 wrote to memory of 2868	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	32
PID 2364 wrote to memory of 2868	2364	392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe	32

C:\Users\Admin\AppData\Local\Temp\392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe
"C:\Users\Admin\AppData\Local\Temp\392fe355879b88fe291e48ff656d212bda2b08240922be70d77cf55151b17a05.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\osk.exe
  "C:\Windows\SysWOW64\osk.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2492 -s 172
    3⤵
    - Program crash
    PID:1220
- C:\Windows\SysWOW64\TpmInit.exe
  "C:\Windows\SysWOW64\TpmInit.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 212
    3⤵
    - Program crash
    PID:2804
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\392FE3~1.EXE > nul
  2⤵
  PID:2868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2364-0-0x0000000000830000-0x00000000008C7000-memory.dmp

Filesize
604KB

Download
memory/2364-15-0x0000000000830000-0x00000000008C7000-memory.dmp

Filesize
604KB

Download
memory/2364-16-0x0000000010000000-0x0000000010057000-memory.dmp

Filesize
348KB

Download
memory/2364-25-0x0000000000830000-0x00000000008C7000-memory.dmp

Filesize
604KB

Download
memory/2364-59-0x00000000034A0000-0x0000000003599000-memory.dmp

Filesize
996KB

Download
memory/2384-13-0x0000000000080000-0x00000000000E7000-memory.dmp

Filesize
412KB

Download
memory/2492-2-0x0000000000100000-0x0000000000167000-memory.dmp

Filesize
412KB

Download
memory/2492-4-0x0000000000100000-0x0000000000167000-memory.dmp

Filesize
412KB

Download
memory/2492-6-0x0000000000100000-0x0000000000167000-memory.dmp

Filesize
412KB

Download
memory/2492-7-0x0000000000100000-0x0000000000167000-memory.dmp

Filesize
412KB

Download

Analysis

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