a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c

General

Target

a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.exe
Size

2.5MB
MD5

63926e601e1bb53ef6106dc1aa9df5c8
SHA1

61ee1de76417e330638fd94f865d24a004c528fd
SHA256

a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c
SHA512

93aa01225b44e76175cffc6fe76c3991d7d7c07bfd0b386922d6a7a6d5b75bba81b9b3811c0c584a4155f8d652a1a931bbf585d0cc03e60f640d31485d0254e0
SSDEEP

49152:W2bERBctaqluW8thU0kW2LTxMlR6bJl7Z/EqFtP9E5gWwXo4MLVH4RY0E:vO0lqtWJZMlkJlNdVE5nwCVYlE

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
2836	TVSmile.exe
396	TVSmile.exe

Loads dropped DLL 1 IoCs

pid	Process
5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.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-8R52P.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-REKSK.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-9CE7K.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\unins000.dat	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-RNI4D.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVSmile\unins000.dat	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-4T8IB.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-AR399.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-NGRA0.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-T1NBK.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-CIE12.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-8H3RE.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-5N62C.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-9MEG4.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\UIText\is-7S67I.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\UIText\is-RNBP6.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-BFFU4.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
File created	C:\Program Files (x86)\Common Files\TVSmile\is-VA0S3.tmp	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.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 4424 wrote to memory of 5036	4424	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.exe	85
PID 4424 wrote to memory of 5036	4424	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.exe	85
PID 4424 wrote to memory of 5036	4424	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.exe	85
PID 5036 wrote to memory of 2164	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	88
PID 5036 wrote to memory of 2164	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	88
PID 5036 wrote to memory of 2164	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	88
PID 5036 wrote to memory of 2836	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	90
PID 5036 wrote to memory of 2836	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	90
PID 5036 wrote to memory of 2836	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	90
PID 5036 wrote to memory of 1904	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	93
PID 5036 wrote to memory of 1904	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	93
PID 5036 wrote to memory of 1904	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	93
PID 5036 wrote to memory of 396	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	91
PID 5036 wrote to memory of 396	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	91
PID 5036 wrote to memory of 396	5036	a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp	91
PID 1904 wrote to memory of 1820	1904	net.exe	94
PID 1904 wrote to memory of 1820	1904	net.exe	94
PID 1904 wrote to memory of 1820	1904	net.exe	94

C:\Users\Admin\AppData\Local\Temp\a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.exe
"C:\Users\Admin\AppData\Local\Temp\a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4424
- C:\Users\Admin\AppData\Local\Temp\is-521U1.tmp\a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-521U1.tmp\a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp" /SL5="$80204,2408051,54272,C:\Users\Admin\AppData\Local\Temp\a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:5036
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /Query
    3⤵
    PID:2164
- - C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe
    "C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe" -i
    3⤵
    - Executes dropped EXE
    PID:2836
- - C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe
    "C:\Program Files (x86)\Common Files\TVSmile\TVSmile.exe" -s
    3⤵
    - Executes dropped EXE
    PID:396
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" helpmsg 25
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1904
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 25
      4⤵
      PID:1820

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
20e94eef2a8d6bd184e1223f3a77cccd

SHA1
7bba68c51883a24b54373df118ac1c3020d6537a

SHA256
39faa6a73c21ec4cf82ebf099c49eab09e114f8f5cca1696670bbb920c1a9bda

SHA512
64d14e126cc64ed94c239de6a09703f1ee298060ac99f17ebcb8d37ed52396319e3afd36ead031bd994211d7de4c8d8160dee978bd6a24d7fdc83e462b2ed4bb

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

Filesize
2.4MB

MD5
20e94eef2a8d6bd184e1223f3a77cccd

SHA1
7bba68c51883a24b54373df118ac1c3020d6537a

SHA256
39faa6a73c21ec4cf82ebf099c49eab09e114f8f5cca1696670bbb920c1a9bda

SHA512
64d14e126cc64ed94c239de6a09703f1ee298060ac99f17ebcb8d37ed52396319e3afd36ead031bd994211d7de4c8d8160dee978bd6a24d7fdc83e462b2ed4bb

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

Filesize
2.4MB

MD5
20e94eef2a8d6bd184e1223f3a77cccd

SHA1
7bba68c51883a24b54373df118ac1c3020d6537a

SHA256
39faa6a73c21ec4cf82ebf099c49eab09e114f8f5cca1696670bbb920c1a9bda

SHA512
64d14e126cc64ed94c239de6a09703f1ee298060ac99f17ebcb8d37ed52396319e3afd36ead031bd994211d7de4c8d8160dee978bd6a24d7fdc83e462b2ed4bb

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-521U1.tmp\a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-521U1.tmp\a6249bb5e95a97be4e7a3930398e4485dde3512ca4f4ea6d7c182dd6525c3a9c.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8VCVM.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/396-62-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-94-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-101-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-110-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-98-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-63-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-107-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-83-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-96-0x0000000000890000-0x000000000093D000-memory.dmp

Filesize
692KB

Download
memory/396-104-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-91-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-67-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-86-0x0000000000890000-0x000000000093D000-memory.dmp

Filesize
692KB

Download
memory/396-70-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-72-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-75-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-78-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/396-81-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/2836-55-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/2836-59-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/2836-58-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/2836-54-0x0000000000400000-0x0000000000672000-memory.dmp

Filesize
2.4MB

Download
memory/4424-64-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4424-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4424-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5036-69-0x00000000007A0000-0x00000000007A1000-memory.dmp

Filesize
4KB

Download
memory/5036-65-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/5036-7-0x00000000007A0000-0x00000000007A1000-memory.dmp

Filesize
4KB

Download

Analysis

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