2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2

General

Target

2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.exe
Size

2.5MB
MD5

7538788df367434fef450dfecd3b69a5
SHA1

d561ae33c8967675f70c361b9968da8036a6db10
SHA256

2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2
SHA512

ec9fd1890da0b90110d244ea9393d5f12daf917065e007af18c992024e661e5cfa5a319205e9e1459c8d4e46d38341aa2fa1019508bd3abb921612dcce5d594d
SSDEEP

49152:X2yAME4XX3hEQNvLc4dC1MFvQN2QrhCA4nYf30Co21GAaaq9xMFHQRY0E:GyAwn3hHNTcfdNhNoYf30vew7lE

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
5020	TVSmile.exe
3848	TVSmile.exe

Loads dropped DLL 1 IoCs

pid	Process
4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.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-34CR8.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-38QI2.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-9GOT6.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\UIText\is-T9IA1.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\unins000.dat	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-4FHL5.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-8IN80.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-G8V5U.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-5ELPM.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\UIText\is-LE594.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-7SR7E.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-NRVAS.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-3JVTR.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-MV5KF.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-AA78T.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-GLL9F.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-MEIKJ.tmp	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVSmile\unins000.dat	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.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 4504 wrote to memory of 4784	4504	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.exe	85
PID 4504 wrote to memory of 4784	4504	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.exe	85
PID 4504 wrote to memory of 4784	4504	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.exe	85
PID 4784 wrote to memory of 4680	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	88
PID 4784 wrote to memory of 4680	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	88
PID 4784 wrote to memory of 4680	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	88
PID 4784 wrote to memory of 5020	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	89
PID 4784 wrote to memory of 5020	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	89
PID 4784 wrote to memory of 5020	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	89
PID 4784 wrote to memory of 3764	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	93
PID 4784 wrote to memory of 3764	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	93
PID 4784 wrote to memory of 3764	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	93
PID 4784 wrote to memory of 3848	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	92
PID 4784 wrote to memory of 3848	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	92
PID 4784 wrote to memory of 3848	4784	2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp	92
PID 3764 wrote to memory of 484	3764	net.exe	94
PID 3764 wrote to memory of 484	3764	net.exe	94
PID 3764 wrote to memory of 484	3764	net.exe	94

C:\Users\Admin\AppData\Local\Temp\2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.exe
"C:\Users\Admin\AppData\Local\Temp\2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4504
- C:\Users\Admin\AppData\Local\Temp\is-LT0P2.tmp\2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-LT0P2.tmp\2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp" /SL5="$60214,2407126,54272,C:\Users\Admin\AppData\Local\Temp\2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:4784
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /Query
    3⤵
    PID:4680
- - C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe
    "C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe" -i
    3⤵
    - Executes dropped EXE
    PID:5020
- - C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe
    "C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe" -s
    3⤵
    - Executes dropped EXE
    PID:3848
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" helpmsg 25
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3764
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 25
      4⤵
      PID:484

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-LT0P2.tmp\2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-LT0P2.tmp\2dcef8f60d660d9570b020623bd4ca7731735be79ac65be415146274cdc466f2.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-TGTB1.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/3848-84-0x0000000000920000-0x00000000009CD000-memory.dmp

Filesize
692KB

Download
memory/3848-94-0x0000000000920000-0x00000000009CD000-memory.dmp

Filesize
692KB

Download
memory/3848-113-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-110-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-107-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-103-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-61-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-63-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-100-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-97-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-66-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-93-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-70-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-71-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-74-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-77-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-80-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-83-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-90-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/3848-85-0x0000000000920000-0x00000000009CD000-memory.dmp

Filesize
692KB

Download
memory/4504-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4504-64-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4504-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4784-67-0x00000000007A0000-0x00000000007A1000-memory.dmp

Filesize
4KB

Download
memory/4784-65-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4784-10-0x00000000007A0000-0x00000000007A1000-memory.dmp

Filesize
4KB

Download
memory/5020-54-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/5020-58-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/5020-55-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download

Analysis

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