ramnit | 7953e42f63dc02aa5e9af2565ad8b42db651c10e9b565c000f1f6df5ce18bc3d

General

Target

7953e42f63dc02aa5e9af2565ad8b42db651c10e9b565c000f1f6df5ce18bc3d.exe
Size

247KB
MD5

a3d1897a5a519267b7f123eef9de0947
SHA1

797c9c1c18465749f1436119edbd5997efe5e301
SHA256

7953e42f63dc02aa5e9af2565ad8b42db651c10e9b565c000f1f6df5ce18bc3d
SHA512

b890128b11a3ba459af3b3eaa6dee57d590b8ce4cdf188383d04b3c25d097f7e43d248d38f9b9e1a7d7bc181741e9da2ca64a90ea47283a47fac11ad10d183c9
SSDEEP

6144:Bz+92mhAMJ/cPl3i8/5ctbOkN4s2Ks1JShvZsB6GgZpQo5HP8sb:BK2mhAMJ/cPlJWtqkv2kBZvGmpZvtb

Score

10^/10

ramnit banker spyware stealer trojan upx worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

Executes dropped EXE 2 IoCs

pid	Process
3216	gladiator.exe
3356	gladiatormgr.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3356-141-0x0000000000400000-0x000000000042A000-memory.dmp	upx

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-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	7953e42f63dc02aa5e9af2565ad8b42db651c10e9b565c000f1f6df5ce18bc3d.exe

Loads dropped DLL 1 IoCs

pid	Process
3356	gladiatormgr.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5056	3356	WerFault.exe	84

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3216	gladiator.exe
3216	gladiator.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 3216	1348	7953e42f63dc02aa5e9af2565ad8b42db651c10e9b565c000f1f6df5ce18bc3d.exe	82
PID 1348 wrote to memory of 3216	1348	7953e42f63dc02aa5e9af2565ad8b42db651c10e9b565c000f1f6df5ce18bc3d.exe	82
PID 1348 wrote to memory of 3216	1348	7953e42f63dc02aa5e9af2565ad8b42db651c10e9b565c000f1f6df5ce18bc3d.exe	82
PID 3216 wrote to memory of 3356	3216	gladiator.exe	84
PID 3216 wrote to memory of 3356	3216	gladiator.exe	84
PID 3216 wrote to memory of 3356	3216	gladiator.exe	84

C:\Users\Admin\AppData\Local\Temp\7953e42f63dc02aa5e9af2565ad8b42db651c10e9b565c000f1f6df5ce18bc3d.exe
"C:\Users\Admin\AppData\Local\Temp\7953e42f63dc02aa5e9af2565ad8b42db651c10e9b565c000f1f6df5ce18bc3d.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1348
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\gladiator.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\gladiator.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3216
- - C:\Users\Admin\AppData\Local\Temp\RarSFX0\gladiatormgr.exe
    C:\Users\Admin\AppData\Local\Temp\RarSFX0\gladiatormgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:3356
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3356 -s 588
      4⤵
      Program crash
      PID:5056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3356 -ip 3356
1⤵
PID:4272

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\gladiator.exe

Filesize
220KB

MD5
e6f26494bbcfd64b8a344d3ef4fc9852

SHA1
899998d47dcf58cfdf2993a38cf248fc8974b296

SHA256
5788b5a23b5cde063805ad7974d35f7c22d34d28828eeeb5cacafd681e71f67f

SHA512
58c0310dc2efb5ea0d436159d0884d9e7e8bad4f20c78f6e0e82c33913dc91d19b000cbcc6293af8e0f5ee8ff1edb3eeaedbd92eb64d552b76dd4c77faa52559

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\gladiator.exe

Filesize
220KB

MD5
e6f26494bbcfd64b8a344d3ef4fc9852

SHA1
899998d47dcf58cfdf2993a38cf248fc8974b296

SHA256
5788b5a23b5cde063805ad7974d35f7c22d34d28828eeeb5cacafd681e71f67f

SHA512
58c0310dc2efb5ea0d436159d0884d9e7e8bad4f20c78f6e0e82c33913dc91d19b000cbcc6293af8e0f5ee8ff1edb3eeaedbd92eb64d552b76dd4c77faa52559

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\gladiator.ini

Filesize
3KB

MD5
98849d0de2f28b65ae07fe8b128286ab

SHA1
ba90d19afe009511265bb687eabf72717ece35eb

SHA256
d3bdbf7e32f9e6c3d4669f07df4a401582742ba9a4f0d3fb0592539408869cd6

SHA512
1fb6a20004736523ec99468944580cd6285b95a3080f8cf373082d9fb7f7c7cbf06c15ed00bb7e0aacafae5d0335ec159507f37d23de8c9ea89c14e82cba4231

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\gladiatormgr.exe

Filesize
106KB

MD5
fe36fb1073e6f8fa14d7250501a29aaf

SHA1
6c7e01278362797dabcff3e666b68227cb9af10f

SHA256
f34e5af97ccb3574f7d5343246138daf979bfd1f9c37590e9a41f6420ddb3bb6

SHA512
8584c008c5780352f634c37b7f46543a26280b57577b675f6e72185bfc1d95f771d210d799d704eceaba509ebfd2796fb43829495d5b2a568c741ad2d44f882f

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\gladiatormgr.exe

Filesize
106KB

MD5
fe36fb1073e6f8fa14d7250501a29aaf

SHA1
6c7e01278362797dabcff3e666b68227cb9af10f

SHA256
f34e5af97ccb3574f7d5343246138daf979bfd1f9c37590e9a41f6420ddb3bb6

SHA512
8584c008c5780352f634c37b7f46543a26280b57577b675f6e72185bfc1d95f771d210d799d704eceaba509ebfd2796fb43829495d5b2a568c741ad2d44f882f

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TM4E4A.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/3216-135-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/3216-144-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/3356-141-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3356-142-0x0000000000500000-0x000000000052A000-memory.dmp

Filesize
168KB

Download
memory/3356-143-0x00000000774A0000-0x0000000077643000-memory.dmp

Filesize
1.6MB

Download

Analysis

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