55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565

General

Target

55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.exe
Size

4.9MB
MD5

48a5518a19b6fb8e7548679b381e66ed
SHA1

f9b82836d5f22cb9e58de17befd489e3427e3386
SHA256

55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565
SHA512

d716e3099380944d7e29d1dc9c441d21ad22578970aad6e1ac6f63fb0fa8bbcd77004d68081400efc38cc2ce270e185402a736bfabd82f8192eadfd441aa0aa3
SSDEEP

98304:jd3L0TpNwgdnac+LdvXVajAqlxgc92ca6Qc3zQxHI7Fya0pYrAKlE:J3Lq6gdna/raEqwzca6QcjDopKu

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
1400	TVCross.exe
4436	TVCross.exe

Loads dropped DLL 3 IoCs

pid	Process
1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.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	88.80.147.105

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\TVCross\is-TEQLQ.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-LU4KV.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-JBM5I.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\UIText\is-B50FB.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\UIText\is-402UF.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-38TDC.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-JHP01.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-39C1V.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-VHRT7.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-9A4N6.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-B55HC.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-7JC7J.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-87C3G.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-CVHSI.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-0DDP7.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVCross\unins000.dat	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVCross\TVCross.exe	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\unins000.dat	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-ELAU0.tmp	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.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 2340 wrote to memory of 1796	2340	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.exe	71
PID 2340 wrote to memory of 1796	2340	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.exe	71
PID 2340 wrote to memory of 1796	2340	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.exe	71
PID 1796 wrote to memory of 2532	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	72
PID 1796 wrote to memory of 2532	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	72
PID 1796 wrote to memory of 2532	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	72
PID 1796 wrote to memory of 1400	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	74
PID 1796 wrote to memory of 1400	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	74
PID 1796 wrote to memory of 1400	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	74
PID 1796 wrote to memory of 4996	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	78
PID 1796 wrote to memory of 4996	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	78
PID 1796 wrote to memory of 4996	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	78
PID 1796 wrote to memory of 4436	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	76
PID 1796 wrote to memory of 4436	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	76
PID 1796 wrote to memory of 4436	1796	55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp	76
PID 4996 wrote to memory of 3688	4996	net.exe	77
PID 4996 wrote to memory of 3688	4996	net.exe	77
PID 4996 wrote to memory of 3688	4996	net.exe	77

C:\Users\Admin\AppData\Local\Temp\55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.exe
"C:\Users\Admin\AppData\Local\Temp\55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Users\Admin\AppData\Local\Temp\is-SK3DE.tmp\55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-SK3DE.tmp\55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp" /SL5="$70204,4929821,54272,C:\Users\Admin\AppData\Local\Temp\55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:1796
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /Query
    3⤵
    PID:2532
- - C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
    "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -i
    3⤵
    - Executes dropped EXE
    PID:1400
- - C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
    "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -s
    3⤵
    - Executes dropped EXE
    PID:4436
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" helpmsg 24
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4996

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 helpmsg 24
1⤵
PID:3688

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\TVCross\TVCross.exe

Filesize
4.0MB

MD5
0f83bdb70bee28b41bbfa345aa6034ea

SHA1
85975a6289cb2f005095e5419007130f321b47fb

SHA256
e9e701493c3632092608bdddb2f10ee766ea30c8d42f537867234469fade05d4

SHA512
e89900c8f79a504c6c47465c12178b310537313876f6f0fac556f9b4242edda129af1fc20690828ce4837134a0c50130c5f84e19c6a4562453cc3badd05891a8

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

Filesize
4.0MB

MD5
0f83bdb70bee28b41bbfa345aa6034ea

SHA1
85975a6289cb2f005095e5419007130f321b47fb

SHA256
e9e701493c3632092608bdddb2f10ee766ea30c8d42f537867234469fade05d4

SHA512
e89900c8f79a504c6c47465c12178b310537313876f6f0fac556f9b4242edda129af1fc20690828ce4837134a0c50130c5f84e19c6a4562453cc3badd05891a8

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

Filesize
4.0MB

MD5
0f83bdb70bee28b41bbfa345aa6034ea

SHA1
85975a6289cb2f005095e5419007130f321b47fb

SHA256
e9e701493c3632092608bdddb2f10ee766ea30c8d42f537867234469fade05d4

SHA512
e89900c8f79a504c6c47465c12178b310537313876f6f0fac556f9b4242edda129af1fc20690828ce4837134a0c50130c5f84e19c6a4562453cc3badd05891a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-SK3DE.tmp\55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-SK3DE.tmp\55ec645defe7a2c6db3d5fc8b443f73394fdf53d8b5a3607c0dc86bb38c4b565.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
\Users\Admin\AppData\Local\Temp\is-MPFS1.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-MPFS1.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
\Users\Admin\AppData\Local\Temp\is-MPFS1.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/1400-64-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1400-61-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1400-60-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1796-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/1796-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1796-72-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2340-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2340-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2340-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4436-71-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-89-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-67-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-75-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-76-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-77-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-80-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-83-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-86-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-68-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-90-0x0000000000A30000-0x0000000000ADD000-memory.dmp

Filesize
692KB

Download
memory/4436-95-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-98-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-99-0x0000000000A30000-0x0000000000ADD000-memory.dmp

Filesize
692KB

Download
memory/4436-102-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-105-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-108-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-111-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-115-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4436-118-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download

Analysis

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