856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6

General

Target

856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.exe
Size

2.9MB
MD5

6e34d39ed3b0237a693488f725a6c44f
SHA1

4110aa8c31e23d396f8d96f74f840de144d9ebc2
SHA256

856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6
SHA512

c394309c4a7ae48ae1f74752bc18d5b0fed2616c81c6152f37f59a79254c7da93630508b2312903ce9c23bd29b18c750614b91c521462923f9174bda8ef50676
SSDEEP

49152:52jrjz+ZNL6x3OoqXinu3JTWWkrL/G708RmUM6UE/LSfblkkvQ1E5RY0E:szzKiQSu3WetRmUoE/LSfblkA+E5lE

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
1768	TVJet.exe
4232	TVJet.exe

Loads dropped DLL 3 IoCs

pid	Process
4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.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\TVJet\is-78D8L.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\UIText\is-VV9PP.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVJet\unins000.dat	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-LL7PD.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-GB73P.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-QQIQ4.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-SJ34G.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\UIText\is-0C13C.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\unins000.dat	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-13B05.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-M07I4.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-RH5V3.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-R28AO.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-RVUB4.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-IH2EO.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-KLAM3.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-JHN2T.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-MCJBC.tmp	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVJet\TVJet.exe	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.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 2488 wrote to memory of 4092	2488	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.exe	86
PID 2488 wrote to memory of 4092	2488	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.exe	86
PID 2488 wrote to memory of 4092	2488	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.exe	86
PID 4092 wrote to memory of 1572	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	87
PID 4092 wrote to memory of 1572	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	87
PID 4092 wrote to memory of 1572	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	87
PID 4092 wrote to memory of 1768	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	88
PID 4092 wrote to memory of 1768	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	88
PID 4092 wrote to memory of 1768	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	88
PID 4092 wrote to memory of 208	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	90
PID 4092 wrote to memory of 208	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	90
PID 4092 wrote to memory of 208	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	90
PID 4092 wrote to memory of 4232	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	91
PID 4092 wrote to memory of 4232	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	91
PID 4092 wrote to memory of 4232	4092	856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp	91
PID 208 wrote to memory of 4864	208	net.exe	93
PID 208 wrote to memory of 4864	208	net.exe	93
PID 208 wrote to memory of 4864	208	net.exe	93

C:\Users\Admin\AppData\Local\Temp\856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.exe
"C:\Users\Admin\AppData\Local\Temp\856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Users\Admin\AppData\Local\Temp\is-2V6OO.tmp\856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-2V6OO.tmp\856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp" /SL5="$110062,2756262,54272,C:\Users\Admin\AppData\Local\Temp\856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:4092
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /Query
    3⤵
    PID:1572
- - C:\Program Files (x86)\Common Files\TVJet\TVJet.exe
    "C:\Program Files (x86)\Common Files\TVJet\TVJet.exe" -i
    3⤵
    - Executes dropped EXE
    PID:1768
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" helpmsg 23
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:208
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 23
      4⤵
      PID:4864
- - C:\Program Files (x86)\Common Files\TVJet\TVJet.exe
    "C:\Program Files (x86)\Common Files\TVJet\TVJet.exe" -s
    3⤵
    - Executes dropped EXE
    PID:4232

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\TVJet\TVJet.exe

Filesize
2.2MB

MD5
8e3834f8639ce3e547b46b339ffe2888

SHA1
2e6f1644c624cbd711270368fa1140dc920265fd

SHA256
563157a3eddcd8c07a62b43aa9b74e395860fa19a7f5bec0ff6bcdb528f8f16c

SHA512
15a558d4a3cebf7d0805447c86fa66ee89159082047fb9b0e9b168bdf655c2121def7808a39e0aa019b54e27cd1d80d7d53bcf1fe56724eea27c6d0faef1a3cb

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

Filesize
2.2MB

MD5
8e3834f8639ce3e547b46b339ffe2888

SHA1
2e6f1644c624cbd711270368fa1140dc920265fd

SHA256
563157a3eddcd8c07a62b43aa9b74e395860fa19a7f5bec0ff6bcdb528f8f16c

SHA512
15a558d4a3cebf7d0805447c86fa66ee89159082047fb9b0e9b168bdf655c2121def7808a39e0aa019b54e27cd1d80d7d53bcf1fe56724eea27c6d0faef1a3cb

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

Filesize
2.2MB

MD5
8e3834f8639ce3e547b46b339ffe2888

SHA1
2e6f1644c624cbd711270368fa1140dc920265fd

SHA256
563157a3eddcd8c07a62b43aa9b74e395860fa19a7f5bec0ff6bcdb528f8f16c

SHA512
15a558d4a3cebf7d0805447c86fa66ee89159082047fb9b0e9b168bdf655c2121def7808a39e0aa019b54e27cd1d80d7d53bcf1fe56724eea27c6d0faef1a3cb

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-2V6OO.tmp\856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-2V6OO.tmp\856f89a9b73836f21e13687713e7582ddb298a7f95301957c92ec0ef5ac31cf6.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-QL7EO.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-QL7EO.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-QL7EO.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/1768-63-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/1768-60-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/1768-61-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/1768-65-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/2488-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2488-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2488-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4092-7-0x0000000002350000-0x0000000002351000-memory.dmp

Filesize
4KB

Download
memory/4092-72-0x0000000002350000-0x0000000002351000-memory.dmp

Filesize
4KB

Download
memory/4092-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4232-71-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-68-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-75-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-76-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-79-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-82-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-85-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-88-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-90-0x0000000000900000-0x00000000009AD000-memory.dmp

Filesize
692KB

Download
memory/4232-95-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-98-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-99-0x0000000000900000-0x00000000009AD000-memory.dmp

Filesize
692KB

Download
memory/4232-102-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-105-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-108-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-112-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-115-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/4232-118-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download

Analysis

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