a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e

General

Target

a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.exe
Size

2.9MB
MD5

4cd639f963650f2bfb7c62b8654bf717
SHA1

870100d4bfa6b7bbdf304b7984c5e3ad3349f1cf
SHA256

a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e
SHA512

8a8e6de0c84117b75e8b2234b0ef32519c11ff0bd155df69a93b3dc521afa717e44501af0761a0b8893ecb550fe9afa2e038667a0078b4bde86c3817c3fcca4c
SSDEEP

49152:D2jrjz+ZNL6x3OoqXinu3JTWWkrL/G708RmUM6UE/LSfblkkvQ1E5RY0E:qzzKiQSu3WetRmUoE/LSfblkA+E5lE

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
3764	TVJet.exe
3776	TVJet.exe

Loads dropped DLL 3 IoCs

pid	Process
2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.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-QGT45.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-M4AHC.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-46OVP.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-V0MK3.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-GQTMR.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-S1JUE.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-B716J.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-BE0HN.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\UIText\is-B93F6.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-RPUBC.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVJet\TVJet.exe	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-8U7MT.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-DTF65.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-B4H1D.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File opened for modification	C:\Program Files (x86)\Common Files\TVJet\unins000.dat	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\unins000.dat	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-PA2ID.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\is-177V3.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
File created	C:\Program Files (x86)\Common Files\TVJet\UIText\is-UTNMJ.tmp	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.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 2492 wrote to memory of 2548	2492	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.exe	71
PID 2492 wrote to memory of 2548	2492	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.exe	71
PID 2492 wrote to memory of 2548	2492	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.exe	71
PID 2548 wrote to memory of 1248	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	72
PID 2548 wrote to memory of 1248	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	72
PID 2548 wrote to memory of 1248	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	72
PID 2548 wrote to memory of 3764	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	74
PID 2548 wrote to memory of 3764	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	74
PID 2548 wrote to memory of 3764	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	74
PID 2548 wrote to memory of 3416	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	75
PID 2548 wrote to memory of 3416	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	75
PID 2548 wrote to memory of 3416	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	75
PID 2548 wrote to memory of 3776	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	76
PID 2548 wrote to memory of 3776	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	76
PID 2548 wrote to memory of 3776	2548	a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp	76
PID 3416 wrote to memory of 1328	3416	net.exe	78
PID 3416 wrote to memory of 1328	3416	net.exe	78
PID 3416 wrote to memory of 1328	3416	net.exe	78

C:\Users\Admin\AppData\Local\Temp\a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.exe
"C:\Users\Admin\AppData\Local\Temp\a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Users\Admin\AppData\Local\Temp\is-4E4HT.tmp\a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-4E4HT.tmp\a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp" /SL5="$C0074,2756262,54272,C:\Users\Admin\AppData\Local\Temp\a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:2548
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /Query
    3⤵
    PID:1248
- - C:\Program Files (x86)\Common Files\TVJet\TVJet.exe
    "C:\Program Files (x86)\Common Files\TVJet\TVJet.exe" -i
    3⤵
    - Executes dropped EXE
    PID:3764
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" helpmsg 23
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3416
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 23
      4⤵
      PID:1328
- - C:\Program Files (x86)\Common Files\TVJet\TVJet.exe
    "C:\Program Files (x86)\Common Files\TVJet\TVJet.exe" -s
    3⤵
    - Executes dropped EXE
    PID:3776

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-4E4HT.tmp\a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-4E4HT.tmp\a25f11a4a32aad5545061e7f5fb4a62d1c8dd3c4acf08e7df6a0b1debc11ab4e.tmp

Filesize
683KB

MD5
f507ce43ea08d1721816ad4b0e090f50

SHA1
e4f02bcd410bddabea4c741838d9a88386547629

SHA256
d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

SHA512
37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

Download Submit
\Users\Admin\AppData\Local\Temp\is-FHH4O.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-FHH4O.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
\Users\Admin\AppData\Local\Temp\is-FHH4O.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/2492-1-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2492-70-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2548-71-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2548-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2548-73-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3764-60-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3764-61-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3764-65-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3764-64-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-72-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-90-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-68-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-76-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-77-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-80-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-83-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-86-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-89-0x0000000000790000-0x000000000083D000-memory.dmp

Filesize
692KB

Download
memory/3776-69-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-95-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-98-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-99-0x0000000000790000-0x000000000083D000-memory.dmp

Filesize
692KB

Download
memory/3776-102-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-105-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-108-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-112-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-115-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download
memory/3776-118-0x0000000000400000-0x0000000000638000-memory.dmp

Filesize
2.2MB

Download

Analysis

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