a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9

General

Target

a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe
Size

12.4MB
MD5

1bfe1deb59ff2aba2514255d49315d4d
SHA1

db74dbcf9235e7f55070bfd13db416f23ee4bb95
SHA256

a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9
SHA512

b86ae38eb2ea52696ab3aa0e39af3bd2fc7c6f54e9160269dd3c078064207001c9aac30a1b2bdd3ac568e52e7ff285ff2b8f988cb23c3852d30592fd30b8c2af

Score

8^/10

macro persistence

Malware Config

Signatures

Executes dropped EXE 3 IoCs

Processes:

._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.tmpSynaptics.exe

pid	process
200	._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe
2352	._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.tmp
768	Synaptics.exe

Suspicious Office macro 1 IoCs

Office document equipped with macros.

macro

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\dSH5Iptp.xlsm	office_macros

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

Processes:

a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Control Panel\International\Geo\Nation	a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Modifies registry class 1 IoCs

Processes:

a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance	a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

Synaptics.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	Synaptics.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 5c000000010000000400000000080000090000000100000054000000305206082b0601050507030206082b06010505070303060a2b0601040182370a030406082b0601050507030406082b0601050507030606082b0601050507030706082b0601050507030106082b0601050507030853000000010000004300000030413022060c2b06010401b231010201050130123010060a2b0601040182373c0101030200c0301b060567810c010330123010060a2b0601040182373c0101030200c0620000000100000020000000d7a7a0fb5d7e2731d771e9484ebcdef71d5f0c3e0a2948782bc83ee0ea699ef40b000000010000001c0000005300650063007400690067006f002000280041004100410029000000140000000100000014000000a0110a233e96f107ece2af29ef82a57fd030a4b41d00000001000000100000002e0d6875874a44c820912e85e964cfdb030000000100000014000000d1eb23a46d17d68fd92564c2f1f1601764d8e349200000000100000036040000308204323082031aa003020102020101300d06092a864886f70d0101050500307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c18414141204365727469666963617465205365727669636573301e170d3034303130313030303030305a170d3238313233313233353935395a307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c1841414120436572746966696361746520536572766963657330820122300d06092a864886f70d01010105000382010f003082010a0282010100be409df46ee1ea76871c4d45448ebe46c883069dc12afe181f8ee402faf3ab5d508a16310b9a06d0c57022cd492d5463ccb66e68460b53eacb4c24c0bc724eeaf115aef4549a120ac37ab23360e2da8955f32258f3dedccfef8386a28c944f9f68f29890468427c776bfe3cc352c8b5e07646582c048b0a891f9619f762050a891c766b5eb78620356f08a1a13ea31a31ea099fd38f6f62732586f07f56bb8fb142bafb7aaccd6635f738cda0599a838a8cb17783651ace99ef4783a8dcf0fd942e2980cab2f9f0e01deef9f9949f12ddfac744d1b98b547c5e529d1f99018c7629cbe83c7267b3e8a25c7c0dd9de6356810209d8fd8ded2c3849c0d5ee82fc90203010001a381c03081bd301d0603551d0e04160414a0110a233e96f107ece2af29ef82a57fd030a4b4300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff307b0603551d1f047430723038a036a0348632687474703a2f2f63726c2e636f6d6f646f63612e636f6d2f414141436572746966696361746553657276696365732e63726c3036a034a0328630687474703a2f2f63726c2e636f6d6f646f2e6e65742f414141436572746966696361746553657276696365732e63726c300d06092a864886f70d010105050003820101000856fc02f09be8ffa4fad67bc64480ce4fc4c5f60058cca6b6bc1449680476e8e6ee5dec020f60d68d50184f264e01e3e6b0a5eebfbc745441bffdfc12b8c74f5af48960057f60b7054af3f6f1c2bfc4b97486b62d7d6bccd2f346dd2fc6e06ac3c334032c7d96dd5ac20ea70a99c1058bab0c2ff35c3acf6c37550987de53406c58effcb6ab656e04f61bdc3ce05a15c69ed9f15948302165036cece92173ec9b03a1e037ada015188ffaba02cea72ca910132cd4e50826ab229760f8905e74d4a29a53bdf2a968e0a26ec2d76cb1a30f9ebfeb68e756f2aef2e32b383a0981b56b85d7be2ded3f1ab7b263e2f5622c82d46a004150f139839f95e93696986e	Synaptics.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

3244 EXCEL.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

3244 EXCEL.EXE
3244 EXCEL.EXE
3244 EXCEL.EXE
3244 EXCEL.EXE
3244 EXCEL.EXE

pid	process
3244	EXCEL.EXE

pid	process
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE
3244	EXCEL.EXE

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe

description	pid	process	target process
PID 640 wrote to memory of 200	640	a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe	._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe
PID 640 wrote to memory of 200	640	a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe	._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe
PID 640 wrote to memory of 200	640	a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe	._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe
PID 200 wrote to memory of 2352	200	._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe	._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.tmp
PID 200 wrote to memory of 2352	200	._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe	._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.tmp
PID 200 wrote to memory of 2352	200	._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe	._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.tmp
PID 640 wrote to memory of 768	640	a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe	Synaptics.exe
PID 640 wrote to memory of 768	640	a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe	Synaptics.exe
PID 640 wrote to memory of 768	640	a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe	Synaptics.exe

C:\Users\Admin\AppData\Local\Temp\a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe
"C:\Users\Admin\AppData\Local\Temp\a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:640

C:\Users\Admin\AppData\Local\Temp\._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe"
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:200

C:\Users\Admin\AppData\Local\Temp\is-82CEO.tmp\._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.tmp
"C:\Users\Admin\AppData\Local\Temp\is-82CEO.tmp\._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.tmp" /SL5="$301CC,11609368,137216,C:\Users\Admin\AppData\Local\Temp\._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe"
3⤵
- Executes dropped EXE
PID:2352

C:\ProgramData\Synaptics\Synaptics.exe
"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
2⤵
- Executes dropped EXE
- Modifies system certificate store
PID:768

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3244

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Install Root Certificate

1

T1130

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\Synaptics\Synaptics.exe
MD5
bb2c84bb8a9d160bf26b3e16be8edd42

SHA1
6548dada775dfb6e08b78b0d6b4fdcf51bf9aefd

SHA256
56986c59214f442c21b85fcef7284faa58c05d867d8ee4b4fc3c9197f17e4a20

SHA512
618655a3c0d0deed67ff0e1ab6e3396c51ef4c45e96704289707ba122cdd009560972ca6c104175afb88db848cf47369d81b28551684c032f1ef8ad208293641

Download Submit
C:\ProgramData\Synaptics\Synaptics.exe
MD5
bb2c84bb8a9d160bf26b3e16be8edd42

SHA1
6548dada775dfb6e08b78b0d6b4fdcf51bf9aefd

SHA256
56986c59214f442c21b85fcef7284faa58c05d867d8ee4b4fc3c9197f17e4a20

SHA512
618655a3c0d0deed67ff0e1ab6e3396c51ef4c45e96704289707ba122cdd009560972ca6c104175afb88db848cf47369d81b28551684c032f1ef8ad208293641

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe
MD5
a0653c3ac75af7d59c69d844e06d8baa

SHA1
77bf586a7849532a9f91f6cff1aaf840cf9ca5c6

SHA256
a67b541941f0840ed3421dc0ab2ba4a0169fe73199e600f7bede1374410cab2e

SHA512
bf6ba41212d7457bdc73e8d9e63d0737f0a16beee62618cfc863f660bc0df7beb2a4475f94c3959f90c0ccbe2dee4f90b39355b90243ab4371e0fc5445ea17d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.exe
MD5
a0653c3ac75af7d59c69d844e06d8baa

SHA1
77bf586a7849532a9f91f6cff1aaf840cf9ca5c6

SHA256
a67b541941f0840ed3421dc0ab2ba4a0169fe73199e600f7bede1374410cab2e

SHA512
bf6ba41212d7457bdc73e8d9e63d0737f0a16beee62618cfc863f660bc0df7beb2a4475f94c3959f90c0ccbe2dee4f90b39355b90243ab4371e0fc5445ea17d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\dSH5Iptp.xlsm
MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-82CEO.tmp\._cache_a778e3abd815a9ae670d6c8013bcddac0bd1066ad3f9e051dfea676e31d675c9.tmp
MD5
6ebf13efac3b7c19a48893c0df501bfe

SHA1
f40d312460b3ff4d151bcb3b613e50829b77d02d

SHA256
dedd0266bfd3d9f80584f2d123a286a2b3ad5c549cc1baa7a40c4f413c24bc38

SHA512
88f6d914cc40bbc57e300a6582547e98c109ece122d606f7238411a8309cb163234b802797b8beeec8e4d51d6ac9f9ceeedc74b5707ff574b64ad46ec6104b7d

Download Submit
memory/200-115-0x0000000000000000-mapping.dmp

Download
memory/200-117-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/640-114-0x0000000001200000-0x0000000001201000-memory.dmp

Filesize
4KB

Download
memory/768-127-0x00000000005F0000-0x000000000073A000-memory.dmp

Filesize
1.3MB

Download
memory/768-121-0x0000000000000000-mapping.dmp

Download
memory/2352-119-0x0000000000000000-mapping.dmp

Download
memory/2352-123-0x00000000007E0000-0x00000000007E1000-memory.dmp

Filesize
4KB

Download
memory/3244-126-0x00007FF6427C0000-0x00007FF645D76000-memory.dmp

Filesize
53.7MB

Download
memory/3244-128-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmp

Filesize
64KB

Download
memory/3244-129-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmp

Filesize
64KB

Download
memory/3244-130-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmp

Filesize
64KB

Download
memory/3244-131-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmp

Filesize
64KB

Download
memory/3244-132-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmp

Filesize
64KB

Download
memory/3244-135-0x00007FFAE62E0000-0x00007FFAE73CE000-memory.dmp

Filesize
16.9MB

Download
memory/3244-136-0x00007FFAE43E0000-0x00007FFAE62D5000-memory.dmp

Filesize
31.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads