b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9

General

Target

b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.exe
Size

4.9MB
MD5

a3c2576257fb0c4c4078d5e24dce2f75
SHA1

b3e4778738114755017a36144ad155c8cf6a790b
SHA256

b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9
SHA512

cf42c9a4906fe8bb5c92a004f9ef04ffce592dba1c6d3e2daa380138d2a8fb1ec422ca116943a6f90ddef4cdffc420d636d4a182b9aa8c368eae4c1d41aebe13
SSDEEP

98304:gd3L0TpNwgdnac+LdvXVajAqlxgc92ca6Qc3zQxHI7Fya0pYrAKlE:s3Lq6gdna/raEqwzca6QcjDopKu

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
4408	TVCross.exe
1880	TVCross.exe

Loads dropped DLL 3 IoCs

pid	Process
996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.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-P2TQH.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-B3120.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-RD1A7.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-TUUSI.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVCross\TVCross.exe	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-1E0UC.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-CC1CT.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-1IPI9.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-ROOS9.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\unins000.dat	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-878F5.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\UIText\is-EMR2A.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-KDAHS.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-90M3G.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-5PV8D.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-P986I.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\UIText\is-I69VQ.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-DI13V.tmp	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVCross\unins000.dat	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.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 4724 wrote to memory of 996	4724	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.exe	71
PID 4724 wrote to memory of 996	4724	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.exe	71
PID 4724 wrote to memory of 996	4724	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.exe	71
PID 996 wrote to memory of 632	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	72
PID 996 wrote to memory of 632	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	72
PID 996 wrote to memory of 632	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	72
PID 996 wrote to memory of 4408	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	74
PID 996 wrote to memory of 4408	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	74
PID 996 wrote to memory of 4408	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	74
PID 996 wrote to memory of 1556	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	77
PID 996 wrote to memory of 1556	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	77
PID 996 wrote to memory of 1556	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	77
PID 996 wrote to memory of 1880	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	76
PID 996 wrote to memory of 1880	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	76
PID 996 wrote to memory of 1880	996	b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp	76
PID 1556 wrote to memory of 2448	1556	net.exe	78
PID 1556 wrote to memory of 2448	1556	net.exe	78
PID 1556 wrote to memory of 2448	1556	net.exe	78

C:\Users\Admin\AppData\Local\Temp\b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.exe
"C:\Users\Admin\AppData\Local\Temp\b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4724
- C:\Users\Admin\AppData\Local\Temp\is-TH28O.tmp\b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-TH28O.tmp\b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp" /SL5="$60226,4929821,54272,C:\Users\Admin\AppData\Local\Temp\b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:996
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /Query
    3⤵
    PID:632
- - C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
    "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -i
    3⤵
    - Executes dropped EXE
    PID:4408
- - C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
    "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -s
    3⤵
    - Executes dropped EXE
    PID:1880
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" helpmsg 24
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1556
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 24
      4⤵
      PID:2448

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-TH28O.tmp\b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-TH28O.tmp\b4dfe79d0874323fb0dceb6f70dd1e1f5836826db4e9b15ac600206916be18e9.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
\Users\Admin\AppData\Local\Temp\is-6SMR4.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-6SMR4.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
\Users\Admin\AppData\Local\Temp\is-6SMR4.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/996-7-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/996-71-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/996-69-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1880-87-0x0000000000A70000-0x0000000000B1D000-memory.dmp

Filesize
692KB

Download
memory/1880-81-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-116-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-67-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-113-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-110-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-70-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-106-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-74-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-75-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-78-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-103-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-84-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-100-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-88-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-93-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-96-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/1880-97-0x0000000000A70000-0x0000000000B1D000-memory.dmp

Filesize
692KB

Download
memory/4408-63-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4408-59-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4408-60-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4408-64-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/4724-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4724-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

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