2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7

General

Target

2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe
Size

2.5MB
MD5

0f71854c91161db35da00279afb2c599
SHA1

ef3881ed1ba6fde333ad7b3c49073b8cdf34ea3f
SHA256

2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7
SHA512

850b7174f62ec2d16720ec3c5cdf24beeab4af31f76dd36855d667d393c88dc893f81ec4019653a3b033d5c3fe18da25359eb7afc23d47bdd31ca6cca8461de4
SSDEEP

49152:yZ5KdWZVhwAWYFC3TXVAjHcuRXOsjz7rHvJ/VpYWWT:yQ+OtDXVGHh86P9bOT

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	SVCH0ST.EXE

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Control Panel\International\Geo\Nation	2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe

Executes dropped EXE 1 IoCs

pid	Process
528	SVCH0ST.EXE

Loads dropped DLL 2 IoCs

pid	Process
1968	2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe
528	SVCH0ST.EXE

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\SysWOW64\cmd1.exe	SVCH0ST.EXE
File opened for modification	C:\WINDOWS\SysWOW64\cmd1.exe	SVCH0ST.EXE

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1968	2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe
528	SVCH0ST.EXE

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Internet Explorer\SVCH0ST.EXE	2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe
File opened for modification	C:\Program Files\Internet Explorer\SVCH0ST.EXE	2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
528	SVCH0ST.EXE
528	SVCH0ST.EXE
528	SVCH0ST.EXE
528	SVCH0ST.EXE
528	SVCH0ST.EXE
528	SVCH0ST.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 528	1968	2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe	88
PID 1968 wrote to memory of 528	1968	2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe	88
PID 1968 wrote to memory of 528	1968	2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe	88

C:\Users\Admin\AppData\Local\Temp\2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe
"C:\Users\Admin\AppData\Local\Temp\2fb7ae87a1aa8bd8edb2cf7085bed0364dd2e5ff444f78eb78d4868c863bd8d7.exe"
1⤵
- Checks BIOS information in registry
- Checks computer location settings
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Program Files\Internet Explorer\SVCH0ST.EXE
  "C:\Program Files\Internet Explorer\SVCH0ST.EXE"
  2⤵
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  PID:528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\Internet Explorer\SVCH0ST.EXE

Filesize
2.5MB

MD5
e0a28f9da9ab7ed86ed0123c918039a5

SHA1
fb31b2088af785d25f4db52ba13cc5f507a18c2f

SHA256
65fa7ac6a85ba614cce71d756b0888be612237da2df58cf7894050ad19b67a72

SHA512
25d11586727eda7ee0f68e73dfa73497db40575f3472ab717219b819025f446e30de08f915ceeb287d839c90db878b3373c46c6dbcfc8191a7afb0d4d9e53722

Download Submit
C:\Program Files\Internet Explorer\SVCH0ST.EXE

Filesize
2.5MB

MD5
e0a28f9da9ab7ed86ed0123c918039a5

SHA1
fb31b2088af785d25f4db52ba13cc5f507a18c2f

SHA256
65fa7ac6a85ba614cce71d756b0888be612237da2df58cf7894050ad19b67a72

SHA512
25d11586727eda7ee0f68e73dfa73497db40575f3472ab717219b819025f446e30de08f915ceeb287d839c90db878b3373c46c6dbcfc8191a7afb0d4d9e53722

Download Submit
C:\Program Files\Internet Explorer\SVCH0ST.EXE

Filesize
2.5MB

MD5
e0a28f9da9ab7ed86ed0123c918039a5

SHA1
fb31b2088af785d25f4db52ba13cc5f507a18c2f

SHA256
65fa7ac6a85ba614cce71d756b0888be612237da2df58cf7894050ad19b67a72

SHA512
25d11586727eda7ee0f68e73dfa73497db40575f3472ab717219b819025f446e30de08f915ceeb287d839c90db878b3373c46c6dbcfc8191a7afb0d4d9e53722

Download Submit
C:\Users\Admin\AppData\Local\Temp\SE81F1.tmp

Filesize
1024B

MD5
12871388b682b159ddd85545302a289d

SHA1
76b47377da188fcfddeefa0f940287f1cce9885d

SHA256
cc033f00e96cae1829e3a5c15150fe68a62f65440f1b158d9257370fbc488a9b

SHA512
d60953b62d08e52fa2860db257e2bdbaa97e7eff7007617857f7b30a76f7c7ba81f8444d313a6ad496adbbaede5af1661e72522046789bb9aee1340f7ac12c7d

Download Submit
C:\Users\Admin\AppData\Local\Temp\SE8879.tmp

Filesize
1024B

MD5
12871388b682b159ddd85545302a289d

SHA1
76b47377da188fcfddeefa0f940287f1cce9885d

SHA256
cc033f00e96cae1829e3a5c15150fe68a62f65440f1b158d9257370fbc488a9b

SHA512
d60953b62d08e52fa2860db257e2bdbaa97e7eff7007617857f7b30a76f7c7ba81f8444d313a6ad496adbbaede5af1661e72522046789bb9aee1340f7ac12c7d

Download Submit
C:\Users\Admin\AppData\Local\Temp\SE8879.tmp

Filesize
1024B

MD5
12871388b682b159ddd85545302a289d

SHA1
76b47377da188fcfddeefa0f940287f1cce9885d

SHA256
cc033f00e96cae1829e3a5c15150fe68a62f65440f1b158d9257370fbc488a9b

SHA512
d60953b62d08e52fa2860db257e2bdbaa97e7eff7007617857f7b30a76f7c7ba81f8444d313a6ad496adbbaede5af1661e72522046789bb9aee1340f7ac12c7d

Download Submit
memory/528-18-0x0000000000400000-0x00000000007C2000-memory.dmp

Filesize
3.8MB

Download
memory/528-27-0x0000000000400000-0x00000000007C2000-memory.dmp

Filesize
3.8MB

Download
memory/1968-0-0x0000000000400000-0x00000000007C2000-memory.dmp

Filesize
3.8MB

Download
memory/1968-19-0x0000000000400000-0x00000000007C2000-memory.dmp

Filesize
3.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads