ammyyadmin | c1cf96e5e6a7be560cf79746d90522928bacd828554978c9e8a09a28bd3b6097

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-01-2025 21:12

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General

Target

c1cf96e5e6a7be560cf79746d90522928bacd828554978c9e8a09a28bd3b6097.exe
Size

975KB
MD5

6641121be4ec07e172daf0370f969f37
SHA1

4eaf19ac2053628d0a4c8e85086a05a56f6fff8f
SHA256

c1cf96e5e6a7be560cf79746d90522928bacd828554978c9e8a09a28bd3b6097
SHA512

3d425c22eda7e18280d21e1f7e17486d574aeffee8123ed2aa2fdd4814e901094b7f7a0c73abea89c11cc1ceef6b5f34e6bd8d108c67ce8e7edcf08f6c713ae7
SSDEEP

24576:eMjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxf:bJ5gEKNikf3hBfUiWxf

Score

10^/10

ammyyadmin discovery rat

Malware Config

Signatures

Ammyy Admin
Remote admin tool with various capabilities.
rat ammyyadmin

AmmyyAdmin payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000c0000000122e0-5.dat	family_ammyyadmin

Ammyyadmin family
ammyyadmin

Executes dropped EXE 1 IoCs

pid	Process
1740	budha.exe

Loads dropped DLL 1 IoCs

pid	Process
2504	c1cf96e5e6a7be560cf79746d90522928bacd828554978c9e8a09a28bd3b6097.exe

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c1cf96e5e6a7be560cf79746d90522928bacd828554978c9e8a09a28bd3b6097.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	budha.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 1740	2504	c1cf96e5e6a7be560cf79746d90522928bacd828554978c9e8a09a28bd3b6097.exe	31
PID 2504 wrote to memory of 1740	2504	c1cf96e5e6a7be560cf79746d90522928bacd828554978c9e8a09a28bd3b6097.exe	31
PID 2504 wrote to memory of 1740	2504	c1cf96e5e6a7be560cf79746d90522928bacd828554978c9e8a09a28bd3b6097.exe	31
PID 2504 wrote to memory of 1740	2504	c1cf96e5e6a7be560cf79746d90522928bacd828554978c9e8a09a28bd3b6097.exe	31

C:\Users\Admin\AppData\Local\Temp\c1cf96e5e6a7be560cf79746d90522928bacd828554978c9e8a09a28bd3b6097.exe
"C:\Users\Admin\AppData\Local\Temp\c1cf96e5e6a7be560cf79746d90522928bacd828554978c9e8a09a28bd3b6097.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2504
- 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:1740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabFD93.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarFDB5.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
975KB

MD5
a31c5289927c8587055e182838309c84

SHA1
dfafd4e8500625069ff94252dcaa3abbaa1b32fb

SHA256
6bbabef98078c861582cf5ea44a25e5761b81f07937df4c4473f974b718ce45c

SHA512
1a01ca454babf6967d1e9576961ce5f10ffd1074f46e29c7262963012c0d365e106e212503b40b5312404a538a33e316d8a9cba6bffb14380d2c87a5ed7768ab

Download Submit
memory/1740-10-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1740-14-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download
memory/1740-15-0x0000000002C50000-0x0000000003050000-memory.dmp

Filesize
4.0MB

Download
memory/1740-50-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2504-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2504-1-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/2504-4-0x0000000002AF0000-0x0000000002EF0000-memory.dmp

Filesize
4.0MB

Download
memory/2504-7-0x0000000003060000-0x000000000306A000-memory.dmp

Filesize
40KB

Download
memory/2504-12-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download