a6e76b3a56763a2bf329cd6bd9e11b668e5e03986749eff93ec87ef0e0fff5a5

General

Target

666fb8cc7a72d37b7834809b3a052967.exe
Size

7.8MB
MD5

666fb8cc7a72d37b7834809b3a052967
SHA1

f88a4e9a37c168a9722ac708f123f53f67f8c1cf
SHA256

a6e76b3a56763a2bf329cd6bd9e11b668e5e03986749eff93ec87ef0e0fff5a5
SHA512

7316f7ae86e74a23016aec5bd7cb0cd1df5e3fcddad4dec2ead18dc798ad39828ba5b6e9eb20105bc038db71bdc19e1ff2ec7963cdcb21548085b4c0bd8114d4
SSDEEP

196608:U0X0EXGdlirybMgOnkdlirzhdlirybMgOnkdlirAmclo7sdlirybMgOnkdlirzhI:U0XdXMbMrnxbMrnpaxbMrnxbMrn

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3044	666fb8cc7a72d37b7834809b3a052967.exe

Executes dropped EXE 1 IoCs

pid	Process
3044	666fb8cc7a72d37b7834809b3a052967.exe

Loads dropped DLL 1 IoCs

pid	Process
2904	666fb8cc7a72d37b7834809b3a052967.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2904-0-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral1/files/0x000c000000012251-15.dat	upx
behavioral1/files/0x000c000000012251-11.dat	upx

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2724	schtasks.exe

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	666fb8cc7a72d37b7834809b3a052967.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	666fb8cc7a72d37b7834809b3a052967.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	666fb8cc7a72d37b7834809b3a052967.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	666fb8cc7a72d37b7834809b3a052967.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2904	666fb8cc7a72d37b7834809b3a052967.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2904	666fb8cc7a72d37b7834809b3a052967.exe
3044	666fb8cc7a72d37b7834809b3a052967.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 3044	2904	666fb8cc7a72d37b7834809b3a052967.exe	28
PID 2904 wrote to memory of 3044	2904	666fb8cc7a72d37b7834809b3a052967.exe	28
PID 2904 wrote to memory of 3044	2904	666fb8cc7a72d37b7834809b3a052967.exe	28
PID 2904 wrote to memory of 3044	2904	666fb8cc7a72d37b7834809b3a052967.exe	28
PID 3044 wrote to memory of 2724	3044	666fb8cc7a72d37b7834809b3a052967.exe	24
PID 3044 wrote to memory of 2724	3044	666fb8cc7a72d37b7834809b3a052967.exe	24
PID 3044 wrote to memory of 2724	3044	666fb8cc7a72d37b7834809b3a052967.exe	24
PID 3044 wrote to memory of 2724	3044	666fb8cc7a72d37b7834809b3a052967.exe	24
PID 3044 wrote to memory of 2816	3044	666fb8cc7a72d37b7834809b3a052967.exe	25
PID 3044 wrote to memory of 2816	3044	666fb8cc7a72d37b7834809b3a052967.exe	25
PID 3044 wrote to memory of 2816	3044	666fb8cc7a72d37b7834809b3a052967.exe	25
PID 3044 wrote to memory of 2816	3044	666fb8cc7a72d37b7834809b3a052967.exe	25
PID 2816 wrote to memory of 2848	2816	cmd.exe	26
PID 2816 wrote to memory of 2848	2816	cmd.exe	26
PID 2816 wrote to memory of 2848	2816	cmd.exe	26
PID 2816 wrote to memory of 2848	2816	cmd.exe	26

C:\Users\Admin\AppData\Local\Temp\666fb8cc7a72d37b7834809b3a052967.exe
"C:\Users\Admin\AppData\Local\Temp\666fb8cc7a72d37b7834809b3a052967.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Users\Admin\AppData\Local\Temp\666fb8cc7a72d37b7834809b3a052967.exe
  C:\Users\Admin\AppData\Local\Temp\666fb8cc7a72d37b7834809b3a052967.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:3044

C:\Windows\SysWOW64\schtasks.exe
schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\666fb8cc7a72d37b7834809b3a052967.exe" /TN U5Z8sQiHf24d /F
1⤵
- Creates scheduled task(s)
PID:2724

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c schtasks.exe /Query /XML /TN U5Z8sQiHf24d > C:\Users\Admin\AppData\Local\Temp\u3rxJnVc.xml
1⤵
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Windows\SysWOW64\schtasks.exe
  schtasks.exe /Query /XML /TN U5Z8sQiHf24d
  2⤵
  PID:2848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\666fb8cc7a72d37b7834809b3a052967.exe

Filesize
118KB

MD5
17b19f2bbdd23949aba14267f4441ce8

SHA1
6c09ba07736317898b7fcb660d581bd8c2dcd2d5

SHA256
7d9c6b5d9e55c106d9e3ef0bf5f4370ba1c0760254bc8f72f6119f077ac7ae95

SHA512
3ce43193d3631a3e388f014b503bdac7a70f0f048361ba7c62ddffa094ea149ea2df6293f435de63d497d57a731d81c90408c020df4a5730d51899e501319a92

Download Submit
C:\Users\Admin\AppData\Local\Temp\u3rxJnVc.xml

Filesize
1KB

MD5
a5ce0d5ce5f86541f34b0ce759f92e91

SHA1
2b6946281034688f41ed30bcc34fe4111e4c1e96

SHA256
41e4f7d3ecf9b6b8422be1c46510e425bc77311f53a091efe1c2999fa33d2380

SHA512
fe43fac2a3606750fd5254af70822eb1da5716c139c7e1c3d66abe88b209bd19207ab9985c4d9322f6058f73631e14cfa0c95e0ee52f8f9595f2df1e34aa1096

Download Submit
\Users\Admin\AppData\Local\Temp\666fb8cc7a72d37b7834809b3a052967.exe

Filesize
191KB

MD5
e6ee3e58eb6e44200035f6f6d1f79316

SHA1
e8b5d29c94765fb23ee6b6f83be2dd4e7b5a0eb2

SHA256
a19e4db1e48513413c9eef4b31742fe75b7a79d6468be4815f7d132f9a9a29db

SHA512
94a3a8241ad12349031972c9d7be3f2f9ae4b8f2cd09e258374d3f0c23270374dea417f201fbbdb3f17d97ddb9b9f99575964686b2ccd506f409b1d412e8224c

Download Submit
memory/2904-0-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2904-3-0x00000000002D0000-0x000000000034E000-memory.dmp

Filesize
504KB

Download
memory/2904-16-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2904-20-0x0000000023E80000-0x00000000240DC000-memory.dmp

Filesize
2.4MB

Download
memory/2904-1-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/3044-26-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/3044-22-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/3044-31-0x0000000000470000-0x00000000004DB000-memory.dmp

Filesize
428KB

Download
memory/3044-18-0x0000000022D90000-0x0000000022E0E000-memory.dmp

Filesize
504KB

Download
memory/3044-54-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads