ammyyadmin | 21bee7d02188387833f3ad000ee9a7117a1f0bd6f305f826fe1146a6724d06dd

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
01-09-2024 23:58

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General

Target

ee7dd8bbd4defb282eae880577fc6200N.exe
Size

955KB
MD5

ee7dd8bbd4defb282eae880577fc6200
SHA1

52269570cfa0efa466c9505b7f5538c8412cde70
SHA256

21bee7d02188387833f3ad000ee9a7117a1f0bd6f305f826fe1146a6724d06dd
SHA512

063a7bb45eda2c8e802107dc2c647a19b96733f645bc8da392ff2dc5fb9e4a514ca2f23a6a92c35e9b317de8a7a60429910baf9ce6569f0f9ea8179deaf20458
SSDEEP

24576:rMjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsx7:mJ5gEKNikf3hBfUiWx7

Score

10^/10

ammyyadmin discovery rat upx

Malware Config

Signatures

Ammyy Admin
Remote admin tool with various capabilities.
rat ammyyadmin

AmmyyAdmin payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000d00000001224d-5.dat	family_ammyyadmin

Executes dropped EXE 1 IoCs

pid	Process
2408	budha.exe

Loads dropped DLL 1 IoCs

pid	Process
2548	ee7dd8bbd4defb282eae880577fc6200N.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2548-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/files/0x000d00000001224d-5.dat	upx
behavioral1/memory/2548-11-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/2408-12-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/2408-16-0x0000000000400000-0x000000000040F000-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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ee7dd8bbd4defb282eae880577fc6200N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	budha.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2408	2548	ee7dd8bbd4defb282eae880577fc6200N.exe	30
PID 2548 wrote to memory of 2408	2548	ee7dd8bbd4defb282eae880577fc6200N.exe	30
PID 2548 wrote to memory of 2408	2548	ee7dd8bbd4defb282eae880577fc6200N.exe	30
PID 2548 wrote to memory of 2408	2548	ee7dd8bbd4defb282eae880577fc6200N.exe	30

C:\Users\Admin\AppData\Local\Temp\ee7dd8bbd4defb282eae880577fc6200N.exe
"C:\Users\Admin\AppData\Local\Temp\ee7dd8bbd4defb282eae880577fc6200N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2548
- 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:2408

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\CabD931.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarD963.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
956KB

MD5
1a982376d6d2b46cc4a6c28f39784b61

SHA1
ecbe2948b051d54365d30b7d2d0b94c4538b3323

SHA256
0ac3b06df9eca2702237562ba6605ddf76368a7401cadca42e48e297475ce010

SHA512
b2303b7c70c46d8b094b7b0991a1380066152c429d513fdaa02ed9551ed1caafdd1929083705caf305bce46941bc588a781890c0c4c776f14b35b992b6cb4116

Download Submit
memory/2408-12-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2408-13-0x0000000001F70000-0x0000000001F71000-memory.dmp

Filesize
4KB

Download
memory/2408-15-0x0000000003430000-0x0000000003830000-memory.dmp

Filesize
4.0MB

Download
memory/2408-16-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2548-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2548-1-0x0000000001F20000-0x0000000001F21000-memory.dmp

Filesize
4KB

Download
memory/2548-3-0x00000000033E0000-0x00000000037E0000-memory.dmp

Filesize
4.0MB

Download
memory/2548-7-0x0000000001C30000-0x0000000001C3F000-memory.dmp

Filesize
60KB

Download
memory/2548-11-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download