ammyyadmin | 0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb

General

Target

0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe
Size

956KB
MD5

d49b31cd91256550188c0ca87687c5df
SHA1

b078501295db44a056332cd76796b4302161265a
SHA256

0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb
SHA512

65b134e9101b7131fd57347f3a612da1f3623e9b167e24f9843c7e8157b3a02fbab6ab7b0e1f947cbf04eaf20db1910957a6b3f9f905b3efba376f77224e4d39
SSDEEP

24576:rMjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxn:mJ5gEKNikf3hBfUiWxn

Score

10^/10

ammyyadmin discovery rat upx

Malware Config

Signatures

Ammyy Admin
Remote admin tool with various capabilities.
rat ammyyadmin

AmmyyAdmin payload 1 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\budha.exe	family_ammyyadmin

Executes dropped EXE 1 IoCs

Processes:

budha.exe

pid process

2084 budha.exe
Loads dropped DLL 1 IoCs

Processes:

0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe

pid process

2052 0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe

pid	process
2084	budha.exe

pid	process
2052	0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2052-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
\Users\Admin\AppData\Local\Temp\budha.exe	upx
behavioral1/memory/2052-10-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/2084-14-0x0000000000400000-0x000000000040F000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exebudha.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	budha.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe

description	pid	process	target process
PID 2052 wrote to memory of 2084	2052	0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe	budha.exe
PID 2052 wrote to memory of 2084	2052	0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe	budha.exe
PID 2052 wrote to memory of 2084	2052	0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe	budha.exe
PID 2052 wrote to memory of 2084	2052	0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe	budha.exe

C:\Users\Admin\AppData\Local\Temp\0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe
"C:\Users\Admin\AppData\Local\Temp\0455dd945bc7609133633b454cbe8fcfba92e8151a695c9feb69fd79d0e471eb.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2052

C:\Users\Admin\AppData\Local\Temp\budha.exe
"C:\Users\Admin\AppData\Local\Temp\budha.exe"
2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
d741eb7d965661c6fdb22ec3ad58ab52

SHA1
dff8d957bfbfedc6de2ef4200b271b64e6b88e64

SHA256
4634452ddedb5ef8833208b8309d94366cc4415b6b5cabc237388ee9acf8ea22

SHA512
ebed558ce11cb0fddb137e155cf195a1e85db495a93ecb2e3cd308c69d844969c80c5b2930e8e89d00b046c960f1411abe3c162bfe1d825eb7813b96d68f538b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab1B8.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1CA.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\AppData\Local\Temp\budha.exe

Filesize
956KB

MD5
d1d0a62d0d1ec737629ca3611fb8adb2

SHA1
029ebb4b7ed6e576a21d92953fe78e902cdb4607

SHA256
f4a85b1b20289dc61789fde59475b6dcc02da0268b4dd8ec1004314123d5f664

SHA512
eb730233f72b28cad0d74f4ce2ac377d019582911813f62903936b63fa282feeb29f6c8493dacd8b360fe4b285d4b95544f194685c93a5c9ee1b0b21eed2fec2

Download Submit
memory/2052-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2052-3-0x0000000003280000-0x0000000003680000-memory.dmp

Filesize
4.0MB

Download
memory/2052-10-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2052-2-0x0000000001D40000-0x0000000001D41000-memory.dmp

Filesize
4KB

Download
memory/2084-13-0x0000000003320000-0x0000000003720000-memory.dmp

Filesize
4.0MB

Download
memory/2084-12-0x0000000001E60000-0x0000000001E61000-memory.dmp

Filesize
4KB

Download
memory/2084-14-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads