626b374b7de4c1111a1de51bbb4bf8ad803463a958f82eb475281e7f3c949bca

Analysis

max time kernel
150s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
02-10-2022 08:59

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General

Target

626b374b7de4c1111a1de51bbb4bf8ad803463a958f82eb475281e7f3c949bca.exe
Size

864KB
MD5

6f6d328f964e5e365166a437d16e9c20
SHA1

845bfde2f74ed5ea57baf0e578ed7b6896315ae0
SHA256

626b374b7de4c1111a1de51bbb4bf8ad803463a958f82eb475281e7f3c949bca
SHA512

a31690d2b0f0e6a615ba4327208aba892e7679819d441d80ebcc7f1c7a7195d94106cd287bc2b6f322f10823db31b6d4b2a9bf23e6b038bfcfc683a99dfc0fa6
SSDEEP

12288:71/aGLDCMNpNAkoSzZWD8ayX2MQCw7D0FoWxJpcEi0/3IWV//7cSdpsYvdrWX5ci:71/aGLDCM4D8ayGMZo8/SYliOLvKzI0

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1716	bbncoj.exe

Loads dropped DLL 2 IoCs

pid	Process
308	626b374b7de4c1111a1de51bbb4bf8ad803463a958f82eb475281e7f3c949bca.exe
308	626b374b7de4c1111a1de51bbb4bf8ad803463a958f82eb475281e7f3c949bca.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\ProgramData\\bbncoj.exe"	bbncoj.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 308 wrote to memory of 1716	308	626b374b7de4c1111a1de51bbb4bf8ad803463a958f82eb475281e7f3c949bca.exe	28
PID 308 wrote to memory of 1716	308	626b374b7de4c1111a1de51bbb4bf8ad803463a958f82eb475281e7f3c949bca.exe	28
PID 308 wrote to memory of 1716	308	626b374b7de4c1111a1de51bbb4bf8ad803463a958f82eb475281e7f3c949bca.exe	28
PID 308 wrote to memory of 1716	308	626b374b7de4c1111a1de51bbb4bf8ad803463a958f82eb475281e7f3c949bca.exe	28

C:\Users\Admin\AppData\Local\Temp\626b374b7de4c1111a1de51bbb4bf8ad803463a958f82eb475281e7f3c949bca.exe
"C:\Users\Admin\AppData\Local\Temp\626b374b7de4c1111a1de51bbb4bf8ad803463a958f82eb475281e7f3c949bca.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:308
- C:\ProgramData\bbncoj.exe
  "C:\ProgramData\bbncoj.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1716

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

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:\ProgramData\Saaaalamm\Mira.h

Filesize
477KB

MD5
71e38cb8371fa644436922e0eee6040d

SHA1
6e9e897cb95fd8434891e87a584f5f1b9482cae2

SHA256
2c97f31658ca63791439d384a5c4488bdca89adac6c363c2cc97e5763af30db4

SHA512
852954de6ce9732c6533d475ebd22f308c5659690d5197dd5865cde0ef740b40f380035baf8d9e6e38dc0541b5f16ffb01ea1560cbb89528ec4b2214c7fcc3be

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

Filesize
477KB

MD5
71e38cb8371fa644436922e0eee6040d

SHA1
6e9e897cb95fd8434891e87a584f5f1b9482cae2

SHA256
2c97f31658ca63791439d384a5c4488bdca89adac6c363c2cc97e5763af30db4

SHA512
852954de6ce9732c6533d475ebd22f308c5659690d5197dd5865cde0ef740b40f380035baf8d9e6e38dc0541b5f16ffb01ea1560cbb89528ec4b2214c7fcc3be

Download Submit
C:\ProgramData\bbncoj.exe

Filesize
386KB

MD5
f2bf962ff73c0c69d2ce985e1005e0b5

SHA1
0d1eb163fbf0a90d49ae1da026b908308b45d211

SHA256
00259600f9a5b37fc5a5e163fae64d362f5e75deeeeab859b6e81e425a0ed42c

SHA512
38b1b4ccf246e51eedc9a4018cee072ecd17c33e84377e3102cd7d0606fa74f9d2b2586fcb009dfedba6d30173f38bc3dc2dfabfc2a6da42263723b8894d0dff

Download Submit
C:\ProgramData\bbncoj.exe

Filesize
386KB

MD5
f2bf962ff73c0c69d2ce985e1005e0b5

SHA1
0d1eb163fbf0a90d49ae1da026b908308b45d211

SHA256
00259600f9a5b37fc5a5e163fae64d362f5e75deeeeab859b6e81e425a0ed42c

SHA512
38b1b4ccf246e51eedc9a4018cee072ecd17c33e84377e3102cd7d0606fa74f9d2b2586fcb009dfedba6d30173f38bc3dc2dfabfc2a6da42263723b8894d0dff

Download Submit
\ProgramData\bbncoj.exe

Filesize
386KB

MD5
f2bf962ff73c0c69d2ce985e1005e0b5

SHA1
0d1eb163fbf0a90d49ae1da026b908308b45d211

SHA256
00259600f9a5b37fc5a5e163fae64d362f5e75deeeeab859b6e81e425a0ed42c

SHA512
38b1b4ccf246e51eedc9a4018cee072ecd17c33e84377e3102cd7d0606fa74f9d2b2586fcb009dfedba6d30173f38bc3dc2dfabfc2a6da42263723b8894d0dff

Download Submit
\ProgramData\bbncoj.exe

Filesize
386KB

MD5
f2bf962ff73c0c69d2ce985e1005e0b5

SHA1
0d1eb163fbf0a90d49ae1da026b908308b45d211

SHA256
00259600f9a5b37fc5a5e163fae64d362f5e75deeeeab859b6e81e425a0ed42c

SHA512
38b1b4ccf246e51eedc9a4018cee072ecd17c33e84377e3102cd7d0606fa74f9d2b2586fcb009dfedba6d30173f38bc3dc2dfabfc2a6da42263723b8894d0dff

Download Submit
memory/308-54-0x0000000074D61000-0x0000000074D63000-memory.dmp

Filesize
8KB

Download
memory/308-55-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/308-63-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1716-58-0x0000000000000000-mapping.dmp

Download