ammyyadmin | c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d

General

Target

c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe
Size

955KB
MD5

6b612287fc44bcfbd0d2ae9ccd994c95
SHA1

b645a4590c175599f122e2546aa2998a3e9dfd58
SHA256

c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d
SHA512

b7737fd2de2e14f47393a3bc89bc1677cad10e4a19f5c3513b8fec05b3b85cb802da7059f97f6b34e819d20be034c51edbc8dc5c08f0a1ccee4b2ffc861b5871
SSDEEP

24576:rMjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxi:mJ5gEKNikf3hBfUiWxi

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

1140 budha.exe
Loads dropped DLL 1 IoCs

Processes:

c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe

pid process

1800 c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe

pid	process
1140	budha.exe

pid	process
1800	c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1800-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
\Users\Admin\AppData\Local\Temp\budha.exe	upx
behavioral1/memory/1140-10-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1800-12-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1140-15-0x0000000000400000-0x000000000040F000-memory.dmp	upx

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

System Information Discovery
T1082

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:

c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exebudha.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	budha.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe

description	pid	process	target process
PID 1800 wrote to memory of 1140	1800	c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe	budha.exe
PID 1800 wrote to memory of 1140	1800	c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe	budha.exe
PID 1800 wrote to memory of 1140	1800	c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe	budha.exe
PID 1800 wrote to memory of 1140	1800	c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe	budha.exe

C:\Users\Admin\AppData\Local\Temp\c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe
"C:\Users\Admin\AppData\Local\Temp\c0b351255c840115a53ed773740755870f08253fbd6d4ee104a0cda045cf206d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1800

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:1140

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\CabD0E8.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarD11A.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
956KB

MD5
b7845e91534a90461018856da394d4b7

SHA1
3abfd3444364bd1bcca25dd7bceb443b5fa47be0

SHA256
ec7d6b500a30b6563bcf760f1edf644b9634d1062ed93516f39d7ae433c169c9

SHA512
ecb607862960ca9bfa7481fbb968a407cbcb901d0b4eac098ba90f710547c527d02bbadcdfbde11c37e96e29a18b7b83ea80acb5ce311965484460238ee8ea33

Download Submit
memory/1140-10-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1140-14-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/1140-15-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1800-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1800-1-0x0000000001EC0000-0x0000000001EC1000-memory.dmp

Filesize
4KB

Download
memory/1800-4-0x0000000002AA0000-0x0000000002EA0000-memory.dmp

Filesize
4.0MB

Download
memory/1800-7-0x0000000003210000-0x000000000321F000-memory.dmp

Filesize
60KB

Download
memory/1800-12-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads