c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
14/05/2024, 02:11

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General

Target

c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d.exe
Size

396KB
MD5

58b87b40464c58052ab58c84bc27b06a
SHA1

e41cd912bef2e70e7818c2520fbda86772c0e4c1
SHA256

c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d
SHA512

3841454edce150343acc4c2b5da1788366c4777b10df6786c39d29e183b6fdeea9522e6f9b3bf60798daa6c700366ba2d5aa6b412e45b2f934b56b953780ba48
SSDEEP

6144:4jlYKRF/LReWAsUykA4zeah8/HX0TskdOx+/B9Od/uSZvFaX3J7syR4wF3/Y:4jauDReWczUkdVRS

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1944	umrbm.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\ProgramData\\umrbm.exe"	umrbm.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 1944	1948	c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d.exe	82
PID 1948 wrote to memory of 1944	1948	c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d.exe	82
PID 1948 wrote to memory of 1944	1948	c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d.exe	82

C:\Users\Admin\AppData\Local\Temp\c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d.exe
"C:\Users\Admin\AppData\Local\Temp\c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1948
- C:\ProgramData\umrbm.exe
  "C:\ProgramData\umrbm.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Documents and Settings .exe

Filesize
396KB

MD5
a1d3f319869fd5f7180ac6150533ac05

SHA1
42c1d4692058507212d1172af6c3a4dcce4fde14

SHA256
31ad597c5c7ca9458ad3f54caa0fdd5d14ab4dd4c60861d990d945b373846b1b

SHA512
9fe837a963fb5a3632a6872d44f1e327cbdc0f32dee71babd3c8aef56fea4fd0746f0ab5fe0f5caebb106167e0df6b4a3f39cc2ddcf80770b30e1e68c2baf3e6

Download Submit
C:\ProgramData\Saaaalamm\Mira.h

Filesize
136KB

MD5
cb4c442a26bb46671c638c794bf535af

SHA1
8a742d0b372f2ddd2d1fdf688c3c4ac7f9272abf

SHA256
f8d2c17bdf34ccfb58070ac8b131a8d95055340101a329f9a7212ac5240d0c25

SHA512
074a31e8da403c0a718f93cbca50574d8b658921193db0e6e20eacd232379286f14a3698cd443dc740d324ad19d74934ae001a7ad64b88897d8afefbc9a3d4e3

Download Submit
C:\ProgramData\umrbm.exe

Filesize
259KB

MD5
5d3b789b9dea7741fd640bce568d97ec

SHA1
c8c19b48d3cf8bd2307ed69fc87351c69457bb3d

SHA256
e9e573cd9d1fc80dfec9981218da4f8a59ed8cf1100a905be2c28617f74d427f

SHA512
c305cfa96f0f3d716b5a02c026313e0a5a2b3f0ef0ef81c7b84ebdea1d666bfd95b3cae8901c4e341c558bf11e4e81f74e9651dd816bdca077075ded8f0c994b

Download Submit
memory/1944-130-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1948-0-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/1948-1-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/1948-9-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads