ammyyadmin | 3568482af799a90e5f9da1c1e47c24f9b1b6bb988071b7ab10700da330167e39

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
01/06/2023, 03:49

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General

Target

f8677576346574d225fb84c1ce1f37d9.exe
Size

1.2MB
MD5

f8677576346574d225fb84c1ce1f37d9
SHA1

e689376e002b46f9ba1826fc6854a97fe7a979b0
SHA256

3568482af799a90e5f9da1c1e47c24f9b1b6bb988071b7ab10700da330167e39
SHA512

23fb7d5ab9471d5dc019324596125c12bd7bbeb0f9e1bf90371b11a705f45f92e404ee084ba778970b13b803949d907ca2a87a91fb3a653c3ddb18ec2020a59d
SSDEEP

24576:KMjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxkkSTYuwzEcXUjhDr39n:XJ5gEKNikf3hBfUiWxkkSbwzEcEhDj9n

Score

10^/10

ammyyadmin rat

Malware Config

Signatures

Ammyy Admin
Remote admin tool with various capabilities.
rat ammyyadmin

AmmyyAdmin payload 3 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023123-138.dat	family_ammyyadmin
behavioral2/files/0x0008000000023123-142.dat	family_ammyyadmin
behavioral2/files/0x0008000000023123-143.dat	family_ammyyadmin

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-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	f8677576346574d225fb84c1ce1f37d9.exe

Executes dropped EXE 1 IoCs

pid	Process
3652	budha.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4320 wrote to memory of 3652	4320	f8677576346574d225fb84c1ce1f37d9.exe	79
PID 4320 wrote to memory of 3652	4320	f8677576346574d225fb84c1ce1f37d9.exe	79
PID 4320 wrote to memory of 3652	4320	f8677576346574d225fb84c1ce1f37d9.exe	79

C:\Users\Admin\AppData\Local\Temp\f8677576346574d225fb84c1ce1f37d9.exe
"C:\Users\Admin\AppData\Local\Temp\f8677576346574d225fb84c1ce1f37d9.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4320
- C:\Users\Admin\AppData\Local\Temp\budha.exe
  "C:\Users\Admin\AppData\Local\Temp\budha.exe"
  2⤵
  - Executes dropped EXE
  PID:3652

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\budha.exe

Filesize
1.2MB

MD5
ce46bc7f8fc4c0eb73838cc1b9975fea

SHA1
700f66cdbb914047eac1e2e82cf0dd9b2b42f72d

SHA256
511c4050b010acc927a0cc29431d8449d131bce7323aafd301912fffa1e2d896

SHA512
781631f30f9fe7efb9c0628ee3cc98322c13289548abb874f94f538fd9d30e7b4b895d43e2d9096cc240cfd2174ec729745b8093c55fae2c5460427f162778d5

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

Filesize
1.2MB

MD5
ce46bc7f8fc4c0eb73838cc1b9975fea

SHA1
700f66cdbb914047eac1e2e82cf0dd9b2b42f72d

SHA256
511c4050b010acc927a0cc29431d8449d131bce7323aafd301912fffa1e2d896

SHA512
781631f30f9fe7efb9c0628ee3cc98322c13289548abb874f94f538fd9d30e7b4b895d43e2d9096cc240cfd2174ec729745b8093c55fae2c5460427f162778d5

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

Filesize
1.2MB

MD5
ce46bc7f8fc4c0eb73838cc1b9975fea

SHA1
700f66cdbb914047eac1e2e82cf0dd9b2b42f72d

SHA256
511c4050b010acc927a0cc29431d8449d131bce7323aafd301912fffa1e2d896

SHA512
781631f30f9fe7efb9c0628ee3cc98322c13289548abb874f94f538fd9d30e7b4b895d43e2d9096cc240cfd2174ec729745b8093c55fae2c5460427f162778d5

Download Submit
memory/3652-145-0x0000000002190000-0x0000000002191000-memory.dmp

Filesize
4KB

Download
memory/3652-146-0x00000000025C0000-0x00000000029C0000-memory.dmp

Filesize
4.0MB

Download
memory/3652-147-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4320-133-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4320-139-0x0000000000980000-0x0000000000981000-memory.dmp

Filesize
4KB

Download
memory/4320-140-0x0000000002680000-0x0000000002A80000-memory.dmp

Filesize
4.0MB

Download
memory/4320-144-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download