emotet | f8c79557011f15978778bd3a1a4d99211c70a1852ea4b95e6c4aa700d5d8c970

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-08-2024 22:21

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General

Target

83c683fe6fa032b86822951d6234ce4e_JaffaCakes118.exe
Size

149KB
MD5

83c683fe6fa032b86822951d6234ce4e
SHA1

a5e79cb3728195bdda1a85934318101a3699c45f
SHA256

f8c79557011f15978778bd3a1a4d99211c70a1852ea4b95e6c4aa700d5d8c970
SHA512

9c36c06db6ed0c7b53294aab7143549034403213ad75278f153898938309ce511a2426dec42c650a82c2f6c8ccdc58b2847513f1f129cb304255c80b09ed7d27
SSDEEP

3072:WY4s5aoSrBTZ/3s0Y6OtXjMAW1s7uA+ene1gef:WYNSr/tY6AjpL+enkgef

Score

10^/10

emotet epoch2 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

38.18.235.242:80

5.196.108.189:8080

121.124.124.40:7080

104.236.246.93:8080

113.61.66.94:80

120.150.60.189:80

91.211.88.52:7080

47.144.21.12:443

108.46.29.236:80

139.162.108.71:8080

134.209.36.254:8080

139.59.60.244:8080

66.65.136.14:80

76.175.162.101:80

174.106.122.139:80

95.213.236.64:8080

174.45.13.118:80

50.35.17.13:80

209.141.54.221:8080

87.106.139.101:8080

rsa_pubkey.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

Emotet payload 5 IoCs

Detects Emotet payload in memory.

trojan banker

resource	yara_rule
behavioral2/memory/2888-0-0x00000000005B0000-0x00000000005C2000-memory.dmp	emotet
behavioral2/memory/2888-4-0x00000000005D0000-0x00000000005E0000-memory.dmp	emotet
behavioral2/memory/2888-7-0x00000000005A0000-0x00000000005AF000-memory.dmp	emotet
behavioral2/memory/4868-13-0x00000000005C0000-0x00000000005D0000-memory.dmp	emotet
behavioral2/memory/4868-9-0x0000000000550000-0x0000000000562000-memory.dmp	emotet

Executes dropped EXE 1 IoCs

pid	Process
4868	wsp_fs.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\pnrpnsp\wsp_fs.exe	83c683fe6fa032b86822951d6234ce4e_JaffaCakes118.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	wsp_fs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	83c683fe6fa032b86822951d6234ce4e_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe
4868	wsp_fs.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2888	83c683fe6fa032b86822951d6234ce4e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 4868	2888	83c683fe6fa032b86822951d6234ce4e_JaffaCakes118.exe	93
PID 2888 wrote to memory of 4868	2888	83c683fe6fa032b86822951d6234ce4e_JaffaCakes118.exe	93
PID 2888 wrote to memory of 4868	2888	83c683fe6fa032b86822951d6234ce4e_JaffaCakes118.exe	93

C:\Users\Admin\AppData\Local\Temp\83c683fe6fa032b86822951d6234ce4e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\83c683fe6fa032b86822951d6234ce4e_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\SysWOW64\pnrpnsp\wsp_fs.exe
  "C:\Windows\SysWOW64\pnrpnsp\wsp_fs.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4868

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4216,i,15436195446242760253,4000484513008731869,262144 --variations-seed-version --mojo-platform-channel-handle=4244 /prefetch:8
1⤵
PID:1116

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

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Downloads

C:\Windows\SysWOW64\pnrpnsp\wsp_fs.exe

Filesize
149KB

MD5
83c683fe6fa032b86822951d6234ce4e

SHA1
a5e79cb3728195bdda1a85934318101a3699c45f

SHA256
f8c79557011f15978778bd3a1a4d99211c70a1852ea4b95e6c4aa700d5d8c970

SHA512
9c36c06db6ed0c7b53294aab7143549034403213ad75278f153898938309ce511a2426dec42c650a82c2f6c8ccdc58b2847513f1f129cb304255c80b09ed7d27

Download Submit
memory/2888-0-0x00000000005B0000-0x00000000005C2000-memory.dmp

Filesize
72KB

Download
memory/2888-4-0x00000000005D0000-0x00000000005E0000-memory.dmp

Filesize
64KB

Download
memory/2888-7-0x00000000005A0000-0x00000000005AF000-memory.dmp

Filesize
60KB

Download
memory/2888-16-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4868-13-0x00000000005C0000-0x00000000005D0000-memory.dmp

Filesize
64KB

Download
memory/4868-9-0x0000000000550000-0x0000000000562000-memory.dmp

Filesize
72KB

Download