a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762

Analysis

max time kernel
45s
max time network
31s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 22:56

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General

Target

a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762.exe
Size

78KB
MD5

fc2fba178c9f28fb4838e8a46bfb6676
SHA1

e382aa20bc3c112383341931e01fccc82edb559b
SHA256

a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762
SHA512

dacf3ddbc53c2da60bf451f94c1664e308ba4189454a93d23f5c2442d82a193b8c422acf2cd020ba4bc08736f239ce3b31d82c3ebfec5ff2f9dfe5136902bb66
SSDEEP

1536:HenrpI1vRtWWbxq5PH5l5xqXyWsSM3qBeliR136t3JyxZWDFDbejTCNYrb:ErpI1vTtkxjAI47qWxZ6oNr

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/536-54-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral1/memory/536-58-0x0000000000400000-0x000000000045D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1644	536	WerFault.exe	20

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
1452	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1452	tasklist.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 536 wrote to memory of 1108	536	a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762.exe	28
PID 536 wrote to memory of 1108	536	a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762.exe	28
PID 536 wrote to memory of 1108	536	a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762.exe	28
PID 536 wrote to memory of 1108	536	a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762.exe	28
PID 1108 wrote to memory of 1452	1108	cmd.exe	30
PID 1108 wrote to memory of 1452	1108	cmd.exe	30
PID 1108 wrote to memory of 1452	1108	cmd.exe	30
PID 1108 wrote to memory of 1452	1108	cmd.exe	30
PID 536 wrote to memory of 1644	536	a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762.exe	32
PID 536 wrote to memory of 1644	536	a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762.exe	32
PID 536 wrote to memory of 1644	536	a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762.exe	32
PID 536 wrote to memory of 1644	536	a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762.exe	32

C:\Users\Admin\AppData\Local\Temp\a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762.exe
"C:\Users\Admin\AppData\Local\Temp\a5cb1a34584b2b77225a0b460a7994748909fec313a830094d0438b54098f762.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:536
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c tasklist.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1108
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist.exe
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1452
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 536 -s 184
  2⤵
  - Program crash
  PID:1644

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Process Discovery

T1057

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/536-54-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/536-58-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download