a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71

General

Target

a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.exe
Size

4.9MB
MD5

079eeed94723bcaccc375d3caaa6f990
SHA1

098aaf83ec35a5a373fefc5e28946e21c53cdd4b
SHA256

a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71
SHA512

c568619fdad4467937cd3e60d3ce1d72bed48e96be342d95e190e17f08cfca9d1e916f85340fd10825d07fb0af7556d6dc388f003aad78c8ebb85038278178e3
SSDEEP

98304:Hc5LyCUfJ+K0OBvdcTIjudjbaS2mCWk/lS5pXHBN+zkQZMFzriQEQYlE:8zUfJ+K0OHcIjudbh21WQlSvBAEGQYu

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
3084	TVCross.exe
3716	TVCross.exe

Loads dropped DLL 3 IoCs

pid	Process
5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.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\unins000.dat	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-AVDFP.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-QAE9A.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-GF9GA.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-HQ51N.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-N0BIF.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-K5UTA.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-31HR9.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-60UO1.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\UIText\is-531LS.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVCross\unins000.dat	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVCross\TVCross.exe	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-0VH20.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-MN0HM.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-QHN7C.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-6J9J8.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-6GS7R.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\is-8RD8S.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
File created	C:\Program Files (x86)\Common Files\TVCross\UIText\is-N9R0K.tmp	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.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 3364 wrote to memory of 5116	3364	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.exe	71
PID 3364 wrote to memory of 5116	3364	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.exe	71
PID 3364 wrote to memory of 5116	3364	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.exe	71
PID 5116 wrote to memory of 4292	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	72
PID 5116 wrote to memory of 4292	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	72
PID 5116 wrote to memory of 4292	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	72
PID 5116 wrote to memory of 3084	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	74
PID 5116 wrote to memory of 3084	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	74
PID 5116 wrote to memory of 3084	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	74
PID 5116 wrote to memory of 4400	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	77
PID 5116 wrote to memory of 4400	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	77
PID 5116 wrote to memory of 4400	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	77
PID 5116 wrote to memory of 3716	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	76
PID 5116 wrote to memory of 3716	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	76
PID 5116 wrote to memory of 3716	5116	a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp	76
PID 4400 wrote to memory of 1052	4400	net.exe	78
PID 4400 wrote to memory of 1052	4400	net.exe	78
PID 4400 wrote to memory of 1052	4400	net.exe	78

C:\Users\Admin\AppData\Local\Temp\a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.exe
"C:\Users\Admin\AppData\Local\Temp\a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3364
- C:\Users\Admin\AppData\Local\Temp\is-DQ5RL.tmp\a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-DQ5RL.tmp\a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp" /SL5="$8020E,4923723,54272,C:\Users\Admin\AppData\Local\Temp\a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:5116
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /Query
    3⤵
    PID:4292
- - C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
    "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -i
    3⤵
    - Executes dropped EXE
    PID:3084
- - C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
    "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -s
    3⤵
    - Executes dropped EXE
    PID:3716
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" helpmsg 24
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4400
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 24
      4⤵
      PID:1052

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
d8fb43a1267e2e61ebab8b3063b234db

SHA1
4b6cc720b15990c1f1a7b102e5ced7e5ddb11ce0

SHA256
3de538b525674a9412e62cdf89e5fdef96ec06eb1d929e7b9563aff8d49969fb

SHA512
5a849fea034c98abf504da3d69ae1dcea7cd58a65a4ce0048f192f91e465c6a1cabc5716db535b162c68239f345a5f78ad4e4353ac377c0ce330f34be8576c50

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

Filesize
4.0MB

MD5
d8fb43a1267e2e61ebab8b3063b234db

SHA1
4b6cc720b15990c1f1a7b102e5ced7e5ddb11ce0

SHA256
3de538b525674a9412e62cdf89e5fdef96ec06eb1d929e7b9563aff8d49969fb

SHA512
5a849fea034c98abf504da3d69ae1dcea7cd58a65a4ce0048f192f91e465c6a1cabc5716db535b162c68239f345a5f78ad4e4353ac377c0ce330f34be8576c50

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

Filesize
4.0MB

MD5
d8fb43a1267e2e61ebab8b3063b234db

SHA1
4b6cc720b15990c1f1a7b102e5ced7e5ddb11ce0

SHA256
3de538b525674a9412e62cdf89e5fdef96ec06eb1d929e7b9563aff8d49969fb

SHA512
5a849fea034c98abf504da3d69ae1dcea7cd58a65a4ce0048f192f91e465c6a1cabc5716db535b162c68239f345a5f78ad4e4353ac377c0ce330f34be8576c50

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-DQ5RL.tmp\a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-DQ5RL.tmp\a4b869f1b9f7ab472e2fef76c8b952db52cc71a84eb567d92f13eea21ac0ad71.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
\Users\Admin\AppData\Local\Temp\is-5G6HL.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-5G6HL.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
\Users\Admin\AppData\Local\Temp\is-5G6HL.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/3084-60-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3084-59-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3084-64-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3084-63-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3364-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3364-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3716-87-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-88-0x0000000000AA0000-0x0000000000B4D000-memory.dmp

Filesize
692KB

Download
memory/3716-116-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-70-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-113-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-74-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-75-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-78-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-81-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-84-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-109-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-67-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-93-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-96-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-97-0x0000000000AA0000-0x0000000000B4D000-memory.dmp

Filesize
692KB

Download
memory/3716-100-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-103-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/3716-106-0x0000000000400000-0x000000000080E000-memory.dmp

Filesize
4.1MB

Download
memory/5116-6-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/5116-71-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/5116-69-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

Analysis

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