ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f

Analysis

max time kernel
94s
max time network
34s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 09:37

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General

Target

ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exe
Size

9.4MB
MD5

0931de65733d23a2c8e65ab8ba17db3b
SHA1

903eb2797209b983140427009f8bf654c3354184
SHA256

ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f
SHA512

4c60b22e48c29e42f3affda91d3819ded932fed5ab833fcc451de75ee3c0f8158b14f5dd501e32a4a4d4e11846d5d14607f2e3178e27439757fbc8a02c9e3296
SSDEEP

196608:VMXL0jrc8jPr4R2D7l3SzZ4ZKbNWXPZPBanjkWIqhfZeqWKdSwfooygx38:+L0fTtDhCzuZK8/Dsjk7q98wwoC

Score

9^/10

evasion upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\md5dll.dll	acprotect
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\md5dll.dll	acprotect

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518
Executes dropped EXE 1 IoCs

Processes:

Tgwlw.exe

pid process

524 Tgwlw.exe

pid	process
524	Tgwlw.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\md5dll.dll	upx
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\md5dll.dll	upx

Loads dropped DLL 22 IoCs

Processes:

ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exeTgwlw.exeWerFault.exe

pid	process
592	ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exe
592	ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exe
592	ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exe
592	ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exe
524	Tgwlw.exe
524	Tgwlw.exe
524	Tgwlw.exe
524	Tgwlw.exe
524	Tgwlw.exe
524	Tgwlw.exe
524	Tgwlw.exe
524	Tgwlw.exe
524	Tgwlw.exe
524	Tgwlw.exe
524	Tgwlw.exe
524	Tgwlw.exe
276	WerFault.exe
276	WerFault.exe
276	WerFault.exe
276	WerFault.exe
276	WerFault.exe
276	WerFault.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

276 524 WerFault.exe Tgwlw.exe

pid	pid_target	process	target process
276	524	WerFault.exe	Tgwlw.exe

NSIS installer 8 IoCs

installer

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Tgwlw.exe

pid process

524 Tgwlw.exe
524 Tgwlw.exe

pid	process
524	Tgwlw.exe
524	Tgwlw.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exeTgwlw.exe

description	pid	process	target process
PID 592 wrote to memory of 524	592	ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exe	Tgwlw.exe
PID 592 wrote to memory of 524	592	ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exe	Tgwlw.exe
PID 592 wrote to memory of 524	592	ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exe	Tgwlw.exe
PID 592 wrote to memory of 524	592	ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exe	Tgwlw.exe
PID 524 wrote to memory of 276	524	Tgwlw.exe	WerFault.exe
PID 524 wrote to memory of 276	524	Tgwlw.exe	WerFault.exe
PID 524 wrote to memory of 276	524	Tgwlw.exe	WerFault.exe
PID 524 wrote to memory of 276	524	Tgwlw.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exe
"C:\Users\Admin\AppData\Local\Temp\ea89c8b58667a0fd9e3a32acdef62f7b025f31400b7f0468a118dc8ad459bb1f.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:592

C:\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe
"C:\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 524 -s 556
3⤵
- Loads dropped DLL
- Program crash
PID:276

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Software Discovery

T1518

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe

Filesize
9.3MB

MD5
6aac8878487ce1910d29a2f5df1e51ad

SHA1
f4c9496ae630c33f52ba0e4d746838ff18ac0b90

SHA256
55fe9497ddaef0a19d578c12322650b3786e9d612d0135149766f0ec3e4e6ce1

SHA512
566460d5c39546452b5e4ee25e111a646f71aabde770d3b19019fd6613a25958959a1604884d5583037df29b6ae8bcb2f4a97fdb1cac33e4e1e6d6fa343e9ca7

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe

Filesize
9.3MB

MD5
6aac8878487ce1910d29a2f5df1e51ad

SHA1
f4c9496ae630c33f52ba0e4d746838ff18ac0b90

SHA256
55fe9497ddaef0a19d578c12322650b3786e9d612d0135149766f0ec3e4e6ce1

SHA512
566460d5c39546452b5e4ee25e111a646f71aabde770d3b19019fd6613a25958959a1604884d5583037df29b6ae8bcb2f4a97fdb1cac33e4e1e6d6fa343e9ca7

Download Submit
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\StdUtils.dll

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe

Filesize
9.3MB

MD5
6aac8878487ce1910d29a2f5df1e51ad

SHA1
f4c9496ae630c33f52ba0e4d746838ff18ac0b90

SHA256
55fe9497ddaef0a19d578c12322650b3786e9d612d0135149766f0ec3e4e6ce1

SHA512
566460d5c39546452b5e4ee25e111a646f71aabde770d3b19019fd6613a25958959a1604884d5583037df29b6ae8bcb2f4a97fdb1cac33e4e1e6d6fa343e9ca7

Download Submit
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe

Filesize
9.3MB

MD5
6aac8878487ce1910d29a2f5df1e51ad

SHA1
f4c9496ae630c33f52ba0e4d746838ff18ac0b90

SHA256
55fe9497ddaef0a19d578c12322650b3786e9d612d0135149766f0ec3e4e6ce1

SHA512
566460d5c39546452b5e4ee25e111a646f71aabde770d3b19019fd6613a25958959a1604884d5583037df29b6ae8bcb2f4a97fdb1cac33e4e1e6d6fa343e9ca7

Download Submit
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe

Filesize
9.3MB

MD5
6aac8878487ce1910d29a2f5df1e51ad

SHA1
f4c9496ae630c33f52ba0e4d746838ff18ac0b90

SHA256
55fe9497ddaef0a19d578c12322650b3786e9d612d0135149766f0ec3e4e6ce1

SHA512
566460d5c39546452b5e4ee25e111a646f71aabde770d3b19019fd6613a25958959a1604884d5583037df29b6ae8bcb2f4a97fdb1cac33e4e1e6d6fa343e9ca7

Download Submit
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe

Filesize
9.3MB

MD5
6aac8878487ce1910d29a2f5df1e51ad

SHA1
f4c9496ae630c33f52ba0e4d746838ff18ac0b90

SHA256
55fe9497ddaef0a19d578c12322650b3786e9d612d0135149766f0ec3e4e6ce1

SHA512
566460d5c39546452b5e4ee25e111a646f71aabde770d3b19019fd6613a25958959a1604884d5583037df29b6ae8bcb2f4a97fdb1cac33e4e1e6d6fa343e9ca7

Download Submit
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe

Filesize
9.3MB

MD5
6aac8878487ce1910d29a2f5df1e51ad

SHA1
f4c9496ae630c33f52ba0e4d746838ff18ac0b90

SHA256
55fe9497ddaef0a19d578c12322650b3786e9d612d0135149766f0ec3e4e6ce1

SHA512
566460d5c39546452b5e4ee25e111a646f71aabde770d3b19019fd6613a25958959a1604884d5583037df29b6ae8bcb2f4a97fdb1cac33e4e1e6d6fa343e9ca7

Download Submit
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\Tgwlw.exe

Filesize
9.3MB

MD5
6aac8878487ce1910d29a2f5df1e51ad

SHA1
f4c9496ae630c33f52ba0e4d746838ff18ac0b90

SHA256
55fe9497ddaef0a19d578c12322650b3786e9d612d0135149766f0ec3e4e6ce1

SHA512
566460d5c39546452b5e4ee25e111a646f71aabde770d3b19019fd6613a25958959a1604884d5583037df29b6ae8bcb2f4a97fdb1cac33e4e1e6d6fa343e9ca7

Download Submit
\Users\Admin\AppData\Local\Temp\nsoE39E.tmp\WrapperUtils.dll

Filesize
69KB

MD5
563ba9a4fe99560c1f587626109c4b94

SHA1
8947571f7f47583aa07c15e768dced9f7cd7aacd

SHA256
7358a52ab17ae90f6e63ed19bab3983c80c1687cf3f48184bc8ecddbbdc30232

SHA512
f977c4df973d17529bb3a7bc830c03df3daf3127b0c045641f9ebcdf96030e37ba94e917b9cb7e3527702eca87b7bf987d226b26daf66081873a2491f1c8b86a

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\InstallerUtils.dll

Filesize
777KB

MD5
6a77350f125abbff9b02f61fa92ecac9

SHA1
c1e819f23c5f1e55bb3341002ca472dad80329e9

SHA256
1fc46cd7bca012d38eb67200d04972b6c50c3d1d11da440300275ffdcea62d6c

SHA512
d04db5420cb83b099ba10d98d770278178fc2bfbee63c272cfcb1924f9281694248c87ddabac9525c761e44bfb72a6aa1ad5498a5f8179600da3831e808c1e95

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\InstallerUtils.dll

Filesize
777KB

MD5
6a77350f125abbff9b02f61fa92ecac9

SHA1
c1e819f23c5f1e55bb3341002ca472dad80329e9

SHA256
1fc46cd7bca012d38eb67200d04972b6c50c3d1d11da440300275ffdcea62d6c

SHA512
d04db5420cb83b099ba10d98d770278178fc2bfbee63c272cfcb1924f9281694248c87ddabac9525c761e44bfb72a6aa1ad5498a5f8179600da3831e808c1e95

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\InstallerUtils.dll

Filesize
777KB

MD5
6a77350f125abbff9b02f61fa92ecac9

SHA1
c1e819f23c5f1e55bb3341002ca472dad80329e9

SHA256
1fc46cd7bca012d38eb67200d04972b6c50c3d1d11da440300275ffdcea62d6c

SHA512
d04db5420cb83b099ba10d98d770278178fc2bfbee63c272cfcb1924f9281694248c87ddabac9525c761e44bfb72a6aa1ad5498a5f8179600da3831e808c1e95

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\InstallerUtils.dll

Filesize
777KB

MD5
6a77350f125abbff9b02f61fa92ecac9

SHA1
c1e819f23c5f1e55bb3341002ca472dad80329e9

SHA256
1fc46cd7bca012d38eb67200d04972b6c50c3d1d11da440300275ffdcea62d6c

SHA512
d04db5420cb83b099ba10d98d770278178fc2bfbee63c272cfcb1924f9281694248c87ddabac9525c761e44bfb72a6aa1ad5498a5f8179600da3831e808c1e95

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\InstallerUtils.dll

Filesize
777KB

MD5
6a77350f125abbff9b02f61fa92ecac9

SHA1
c1e819f23c5f1e55bb3341002ca472dad80329e9

SHA256
1fc46cd7bca012d38eb67200d04972b6c50c3d1d11da440300275ffdcea62d6c

SHA512
d04db5420cb83b099ba10d98d770278178fc2bfbee63c272cfcb1924f9281694248c87ddabac9525c761e44bfb72a6aa1ad5498a5f8179600da3831e808c1e95

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\InstallerUtils.dll

Filesize
777KB

MD5
6a77350f125abbff9b02f61fa92ecac9

SHA1
c1e819f23c5f1e55bb3341002ca472dad80329e9

SHA256
1fc46cd7bca012d38eb67200d04972b6c50c3d1d11da440300275ffdcea62d6c

SHA512
d04db5420cb83b099ba10d98d770278178fc2bfbee63c272cfcb1924f9281694248c87ddabac9525c761e44bfb72a6aa1ad5498a5f8179600da3831e808c1e95

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\InstallerUtils2.dll

Filesize
91KB

MD5
3bf103b94b9bc1b8e60e42b25beafd7e

SHA1
bb2fc902ff73d6c141af1d79df35b63793b45b92

SHA256
d9b80d3d4e2a11d1970d91f0b88c5ab2d3e38fc8ccb13b2b732693ed6a5124ce

SHA512
e04906d35e33f17b12adbc0b46a30f12916bd11363e7b18ffb29d95367a9c0a8c4f657fd36cec30e5db9e4cc425009813833964c09b18f15730d5f8d82f7b170

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\StdUtils.dll

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\UserInfo.dll

Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\md5dll.dll

Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\md5dll.dll

Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nstEF51.tmp\nsisos.dll

Filesize
5KB

MD5
69806691d649ef1c8703fd9e29231d44

SHA1
e2193fcf5b4863605eec2a5eb17bf84c7ac00166

SHA256
ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6

SHA512
5e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb

Download Submit
memory/276-79-0x0000000000000000-mapping.dmp

Download
memory/524-76-0x0000000000DE0000-0x0000000000DE9000-memory.dmp

Filesize
36KB

Download
memory/524-78-0x0000000000DE0000-0x0000000000DE9000-memory.dmp

Filesize
36KB

Download
memory/524-77-0x0000000000DE0000-0x0000000000DE9000-memory.dmp

Filesize
36KB

Download
memory/524-75-0x0000000000DE0000-0x0000000000DE9000-memory.dmp

Filesize
36KB

Download
memory/524-59-0x0000000000000000-mapping.dmp

Download
memory/592-54-0x00000000754C1000-0x00000000754C3000-memory.dmp

Filesize
8KB

Download