c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911

General

Target

c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.exe
Size

2.5MB
MD5

5fd28c0aa7b2346376c99a48d68839fd
SHA1

fde2cfee65d2ab7283418840abfd1efcde547f1d
SHA256

c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911
SHA512

f16e2b6de9a83e73b21c5a6afdd2ad85b17a6033f44d62c92861a6130335d5b361f506462867670e68aa832769cb661915427bcca1dcc59d48121ffb7935fe71
SSDEEP

49152:w2yAME4XX3hEQNvLc4dC1MFvQN2QrhCA4nYf30Co21GAaaq9xMFHQRY0E:9yAwn3hHNTcfdNhNoYf30vew7lE

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
720	TVSmile.exe
4896	TVSmile.exe

Loads dropped DLL 1 IoCs

pid	Process
928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	81.31.197.8

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 19 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\TVSmile\is-DSFCR.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-N8AIV.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-6FO3C.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-6SLM4.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-Q2AH2.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-1SVA2.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-N823E.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-MI1IK.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\UIText\is-PH9GB.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\unins000.dat	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-JKE28.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-A7SS5.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\UIText\is-PTTCV.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-M0K7F.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-B1EN6.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-STMF5.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-P937D.tmp	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVSmile\unins000.dat	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp

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

System Information Discovery
T1082
Runs net.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 872 wrote to memory of 928	872	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.exe	71
PID 872 wrote to memory of 928	872	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.exe	71
PID 872 wrote to memory of 928	872	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.exe	71
PID 928 wrote to memory of 2928	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	72
PID 928 wrote to memory of 2928	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	72
PID 928 wrote to memory of 2928	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	72
PID 928 wrote to memory of 720	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	74
PID 928 wrote to memory of 720	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	74
PID 928 wrote to memory of 720	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	74
PID 928 wrote to memory of 4160	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	77
PID 928 wrote to memory of 4160	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	77
PID 928 wrote to memory of 4160	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	77
PID 928 wrote to memory of 4896	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	76
PID 928 wrote to memory of 4896	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	76
PID 928 wrote to memory of 4896	928	c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp	76
PID 4160 wrote to memory of 5088	4160	net.exe	78
PID 4160 wrote to memory of 5088	4160	net.exe	78
PID 4160 wrote to memory of 5088	4160	net.exe	78

C:\Users\Admin\AppData\Local\Temp\c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.exe
"C:\Users\Admin\AppData\Local\Temp\c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:872
- C:\Users\Admin\AppData\Local\Temp\is-SAIUL.tmp\c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-SAIUL.tmp\c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp" /SL5="$600D0,2407126,54272,C:\Users\Admin\AppData\Local\Temp\c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:928
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /Query
    3⤵
    PID:2928
- - C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe
    "C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe" -i
    3⤵
    - Executes dropped EXE
    PID:720
- - C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe
    "C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe" -s
    3⤵
    - Executes dropped EXE
    PID:4896
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" helpmsg 25
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4160
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 25
      4⤵
      PID:5088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe

Filesize
2.4MB

MD5
4e3d19c3d6a4b214988ffefe25bae556

SHA1
d2c26e1a03d48e8e4db539e09dd11dae1b62bc15

SHA256
be2b957aeac8b90f5386a788d1e88c39a88f22b6bb7cc90c95528505b7e13e69

SHA512
d8bb9e569c85ab18b729568905f18814fa2a76691868190a445ac464c4ad79d312aa32e0a645827006d571a67b7527908fcb98d4d27409f3ad03792c5fd824b7

Download Submit
C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe

Filesize
2.4MB

MD5
4e3d19c3d6a4b214988ffefe25bae556

SHA1
d2c26e1a03d48e8e4db539e09dd11dae1b62bc15

SHA256
be2b957aeac8b90f5386a788d1e88c39a88f22b6bb7cc90c95528505b7e13e69

SHA512
d8bb9e569c85ab18b729568905f18814fa2a76691868190a445ac464c4ad79d312aa32e0a645827006d571a67b7527908fcb98d4d27409f3ad03792c5fd824b7

Download Submit
C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe

Filesize
2.4MB

MD5
4e3d19c3d6a4b214988ffefe25bae556

SHA1
d2c26e1a03d48e8e4db539e09dd11dae1b62bc15

SHA256
be2b957aeac8b90f5386a788d1e88c39a88f22b6bb7cc90c95528505b7e13e69

SHA512
d8bb9e569c85ab18b729568905f18814fa2a76691868190a445ac464c4ad79d312aa32e0a645827006d571a67b7527908fcb98d4d27409f3ad03792c5fd824b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-SAIUL.tmp\c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-SAIUL.tmp\c6b7a3bd527bc6a47b6577fa812fc7ce4d8e30b34d708f085a2e2d01213b6911.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
\Users\Admin\AppData\Local\Temp\is-MK7L9.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/720-54-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/720-55-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/720-58-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/872-64-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/872-1-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/928-67-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/928-65-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/928-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/4896-83-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-84-0x0000000000840000-0x00000000008ED000-memory.dmp

Filesize
692KB

Download
memory/4896-62-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-70-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-71-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-74-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-77-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-80-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-63-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-66-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-89-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-92-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-93-0x0000000000840000-0x00000000008ED000-memory.dmp

Filesize
692KB

Download
memory/4896-96-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-99-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-102-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-105-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-109-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4896-112-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download

Analysis

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