ramnit | 6e1e52e148c9e8da719e97dfe7bbe8458ad36c1cfefa51a5da6911bed0e0a3b6

General

Target

JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe
Size

728KB
MD5

4a6397c2e418679515ae22620fcdb7a4
SHA1

91a2893485e72d68155de1850549ffab536e3b1b
SHA256

6e1e52e148c9e8da719e97dfe7bbe8458ad36c1cfefa51a5da6911bed0e0a3b6
SHA512

e3db253ddef172f834d3a2561d71bd1c7a2c386ec0f334ac4dcb527e1111d04f9d49f70416cf436d4412dd2ff761f30f8e06938c85cd8ec7fbd36baaf605bcdf
SSDEEP

12288:1XDBZudjGMuEYdGzVPWKETriFnpfxQC2MO:UdjGMuEQqPX2riB49F

Score

10^/10

ramnit banker discovery 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
Ramnit family
ramnit

Executes dropped EXE 1 IoCs

pid	Process
1396	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4mgr.exe

Loads dropped DLL 4 IoCs

pid	Process
2780	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe
2780	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe
1396	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4mgr.exe
1396	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4mgr.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1396-9-0x0000000000400000-0x000000000042D000-memory.dmp	upx
behavioral1/memory/1396-10-0x0000000000400000-0x000000000042C1D8-memory.dmp	upx
behavioral1/memory/1396-17-0x0000000000400000-0x000000000042C1D8-memory.dmp	upx
behavioral1/memory/1396-19-0x0000000000400000-0x000000000042D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2848	2780	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 1396	2780	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe	30
PID 2780 wrote to memory of 1396	2780	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe	30
PID 2780 wrote to memory of 1396	2780	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe	30
PID 2780 wrote to memory of 1396	2780	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe	30
PID 2780 wrote to memory of 2848	2780	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe	31
PID 2780 wrote to memory of 2848	2780	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe	31
PID 2780 wrote to memory of 2848	2780	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe	31
PID 2780 wrote to memory of 2848	2780	JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4mgr.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4mgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1396
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2780 -s 364
  2⤵
  - Program crash
  PID:2848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a6397c2e418679515ae22620fcdb7a4mgr.exe

Filesize
97KB

MD5
ef5dc2521333fb418bd5518f1db3fd08

SHA1
3d5e8d6dbf09a599f674fe9d6c1d736b0c31cb70

SHA256
75bfc7c1f54f2579541c35f721a6bbd9083c7208bd989624ceb25f16bd03afbe

SHA512
8768e95f5539dc61350f552d575c683e20e000f41283701c9c5f393da40975a02a7d432374c72565f3e1848266ee94e20d905f62b849f91f3c956b7980d87882

Download Submit
\Users\Admin\AppData\Local\Temp\~TMB55B.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TMB5AA.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
memory/1396-9-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1396-10-0x0000000000400000-0x000000000042C1D8-memory.dmp

Filesize
176KB

Download
memory/1396-17-0x0000000000400000-0x000000000042C1D8-memory.dmp

Filesize
176KB

Download
memory/1396-19-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2780-1-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2780-20-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download

Analysis

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